{
 "row": "3i-atlas-1665-1668-mhz",
 "address": "3i atlas 1667 mhz",
 "addresses": [
  "3i atlas 1667 mhz"
 ],
 "extracted": "2026-11-06",
 "extractor": "Claude (Opus 5.5), subagent, 2026-11-06, one extractor (unaudited, §3.8)",
 "rule": "v0.10 §3.5, source-neutral: opening or abstract, defined terms, headline claims, stated limits; quotes verbatim from the saved page texts (whitespace-normalised for the check; multi-part quotes joined by ' … ', each part checked), the Wikipedia rendered text or wikitext, or the card's title and snippet in the registry transcript",
 "B_note": "The field B (§0.4, §3.1(a)), in two pools kept apart by origin. B_D, the disclosed pool: 'card', the seven cards on T's rail (B1 the ADS record of ATel #17473, refused; B2 WIRED; B3 a Reddit thread, URL not found; B4 Breakthrough Listen's 3I/ATLAS page; B5 a Facebook post, URL not found; B6 a blog, URL not found and TLS refused; B7 Futura). B_R, the reference pool: 'own_page', ATel #17473 and #17499 (B8, B9); 'wikipedia', 'Hydroxyl radical' and '3I/ATLAS' (B10, B11). A source in both is carried once, in B_D; none is.",
 "lineage_note": "Lineages by sense; the field and the archive share them where an archive claim states the same sense. B8 is the work card 1 indexes; the card's snippet and the telegram's opening are one lineage (§3.6). See row.objects.P.rail.",
 "pages": "saved files under datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/ (Bn.html raw, Bn.txt text extracted with scripts and styles stripped; B10.wiki and B11.wiki the raw wikitext; B1-try.html the ADS refusal; tries/ the raw fetches, among them ATel #17523, read and not admitted)",
 "counts": {
  "sources": 11,
  "B_D": 7,
  "B_R": 4,
  "fetched": 7,
  "unreachable": 4,
  "claims": 67,
  "claims_B_D": 44,
  "claims_B_R": 23,
  "quotes_ok": 67
 },
 "field": [
  {
   "id": "B1",
   "card": "Harvard University — Detection of 1665/1667 MHz OH absorption in 3I/ATLAS - ADS",
   "fetched": "unreachable: HTTP 405, a human-verification page that requires JavaScript (saved as B1-try.html); not retried by any other route; the card's title and snippet stand as its text; its abstract is the text of ATel #17473 (B8), carried in B_R",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B2",
   "card": "WIRED — The First Radio Signal From Comet 3I/Atlas Ends the Debate About Its Nature | WIRED",
   "fetched": "card; B2.html sha256 47b7114664a91cb7, HTTP 200 at 2026-11-06T15:23:48Z",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B3",
   "card": "Reddit·r/amateurradio — Unexplained Radio Signals and more from 3I/Atlas : r/amateurradio - Reddit",
   "fetched": "unreachable: the thread's URL could not be determined from the card (three WebSearch queries, one refused by the search proxy); no fetch; the card's title and snippet stand as its text",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B4",
   "card": "SETI — Breakthrough Listen observations of interstellar object 3I/ATLAS",
   "fetched": "card; B4.html sha256 ed9308f5083ceaa7, HTTP 200 at 2026-11-06T15:23:48Z",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B5",
   "card": "Facebook·The Lighter Side of Science — What is the meaning of the first radio detection from interstellar object 3I ...",
   "fetched": "unreachable: the post's URL could not be determined (one WebSearch query); no fetch; the card's title and snippet stand as its text",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B6",
   "card": "www.antihackingonline.com — A signal of approximately 1.667 GHz from the interstellar object 3I/ATLAS was ...",
   "fetched": "unreachable: the post's URL could not be determined (two WebSearch queries), and the site's root and search page failed TLS verification (self-signed certificate) at 2026-11-06T15:23:48Z; not retried by any other route; the card's title and snippet stand as its text",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B7",
   "card": "Futura, le média qui explore le monde — We Finally Know What the Interstellar Object Crossing the Solar System ...",
   "fetched": "card; B7.html sha256 dde669574619afe5, HTTP 200 at 2026-11-06T15:24:25Z",
   "origin": "card",
   "pool": "B_D"
  },
  {
   "id": "B8",
   "card": "The Astronomer's Telegram — ATel #17473: Detection of 1665/1667 MHz OH absorption in 3I/ATLAS (the detection's own text)",
   "fetched": "own_page; B8.html sha256 ad96b16624b76163, HTTP 200 at 2026-11-06T15:22:56Z",
   "origin": "own_page",
   "pool": "B_R"
  },
  {
   "id": "B9",
   "card": "The Astronomer's Telegram — ATel #17499: Further MeerKAT observations of 1665/1667 MHz OH in absorption and emission, and a technosignature search in 3I/ATLAS",
   "fetched": "own_page; B9.html sha256 b04045796a8e7a96, HTTP 200 at 2026-11-06T15:22:57Z",
   "origin": "own_page",
   "pool": "B_R"
  },
  {
   "id": "B10",
   "card": "Wikipedia — Hydroxyl radical",
   "fetched": "wikipedia; B10.html sha256 0bf4db0c70e877ec, HTTP 200 at 2026-11-06T15:24:25Z; wikitext HTTP 200 (sha256 8ee6001c61862d0f)",
   "origin": "wikipedia",
   "pool": "B_R"
  },
  {
   "id": "B11",
   "card": "Wikipedia — 3I/ATLAS",
   "fetched": "wikipedia; B11.html sha256 01c62d0f33f4f237, HTTP 200 at 2026-11-06T15:24:26Z; wikitext HTTP 200 (sha256 7c89cc6307ef7cab)",
   "origin": "wikipedia",
   "pool": "B_R"
  }
 ],
 "field_by_origin": {
  "cards": [
   "B1",
   "B2",
   "B3",
   "B4",
   "B5",
   "B6",
   "B7"
  ],
  "own_pages": [
   "B8",
   "B9"
  ],
  "own_pages_note": "the detection's own texts, the MeerKAT team's telegrams #17473 and #17499 on astronomerstelegram.org; #17473 is the work card 1 indexes (its ADS record), carried in B_R because the card names the ADS record and the ADS record refused the fetch; ATel #17523, which cites #17473, is an X-ray report and was read and not admitted",
  "wikipedia": [
   "B10",
   "B11"
  ],
  "census_third_party": [],
  "unreachable": [
   "B1",
   "B3",
   "B5",
   "B6"
  ],
  "title_only": [
   "B1",
   "B3",
   "B5",
   "B6"
  ],
  "wikipedia_state": "'3I/ATLAS' (rendered HTTP 200 at 2026-11-06T15:24:26Z, wikitext 200; no redirect; last edited 30 October 2026): the article has no radio section; it names neither MeerKAT, the OH radio detection, 1665 or 1667 MHz, Breakthrough Listen, the Allen Telescope Array nor the Green Bank Telescope, and gives OH only through Swift's tentative ultraviolet detection (F66, F67); 'Hydroxyl radical' (rendered 200 at 2026-11-06T15:24:25Z, wikitext 200; no redirect; last edited 6 November 2026, 08:15 UTC): its astronomy section gives the 18 cm absorption lines toward Cassiopeia A (1963), the 18-cm transitions, lambda doubling and hyperfine splitting and OH masers (F59–F63); its prose gives no line frequency (1,667 Mc/s appears only in a cited title) and names no comet. Neither article is on T's rail: both stand in B_R.",
  "pools": {
   "B_D": [
    "B1",
    "B2",
    "B3",
    "B4",
    "B5",
    "B6",
    "B7"
   ],
   "B_R": [
    "B8",
    "B9",
    "B10",
    "B11"
   ],
   "note": "v0.10 §0.3, §3.1(a): B_D, every card on T's rail; the body names no source beyond the cards (MeerKAT, Reddit, the Green Bank Telescope and the Allen Telescope Array are facilities and a platform it composes, with no source named); B_R, the detection's own telegrams and the two Wikipedia articles the brief names. T against L_F(B_D) uses B1–B7 alone."
  },
  "sources": [
   {
    "id": "B1",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 1 (the ADS record of ATel #17473)",
    "card": "Harvard University — Detection of 1665/1667 MHz OH absorption in 3I/ATLAS - ADS",
    "url": null,
    "kind": "Overview card",
    "files": {
     "B1-try.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B1-try.html",
      "sha256": "0bcb2335d3849cea71a6951bb97f7eecc3eb6cd640bc0abe7a400dcc98753c45"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:23:26Z",
     "http": 405,
     "url": null,
     "tried": "https://ui.adsabs.harvard.edu/abs/2025ATel17473....1P/abstract (bibcode built from the ATel's own ADS link, bibstem ATel17473, first author Pisano)",
     "wikitext": null,
     "result": "unreachable: HTTP 405, a human-verification page that requires JavaScript (saved as B1-try.html); not retried by any other route; the card's title and snippet stand as its text; its abstract is the text of ATel #17473 (B8), carried in B_R"
    },
    "date": "2025-11-04 (the ATel the record indexes)",
    "claims": [
     "F1",
     "F2"
    ],
    "names_operator": "yes (the ADS record of the MeerKAT team's telegram; authors not on the card)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B2",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 2",
    "card": "WIRED — The First Radio Signal From Comet 3I/Atlas Ends the Debate About Its Nature | WIRED",
    "url": "https://www.wired.com/story/the-first-radio-signal-from-comet-3i-atlas-ends-debate-about-its-nature/",
    "kind": "Overview card",
    "files": {
     "B2.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B2.html",
      "sha256": "47b7114664a91cb73426c4acd59b08b9957f952871c9aea62e6a8e6492f051e7"
     },
     "B2.txt": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B2.txt",
      "sha256": "db20fbf346b876429590cda04f4f22e6e08e777ea4a6e976c8d152bc5df6ae23"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:23:48Z",
     "http": 200,
     "url": "https://www.wired.com/story/the-first-radio-signal-from-comet-3i-atlas-ends-debate-about-its-nature/",
     "tried": null,
     "wikitext": null,
     "result": "card; B2.html sha256 47b7114664a91cb7, HTTP 200 at 2026-11-06T15:23:48Z"
    },
    "date": "2025-11-10 (datePublished; Javier Carbajal, translated from WIRED en Español)",
    "claims": [
     "F3",
     "F4",
     "F5",
     "F6",
     "F7",
     "F8",
     "F9",
     "F10",
     "F11",
     "F12",
     "F13",
     "F14",
     "F15",
     "F16",
     "F17"
    ],
    "names_operator": "yes (MeerKAT, SARAO; \"the researchers\")",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B3",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 3",
    "card": "Reddit·r/amateurradio — Unexplained Radio Signals and more from 3I/Atlas : r/amateurradio - Reddit",
    "url": null,
    "kind": "Overview card",
    "files": {},
    "fetched": {
     "at": null,
     "http": null,
     "url": null,
     "tried": null,
     "wikitext": null,
     "result": "unreachable: the thread's URL could not be determined from the card (three WebSearch queries, one refused by the search proxy); no fetch; the card's title and snippet stand as its text"
    },
    "date": "2025-12-15 (the card)",
    "claims": [
     "F18",
     "F19"
    ],
    "names_operator": "no (card text only)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B4",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 4 (Breakthrough Listen's 3I/ATLAS page)",
    "card": "SETI — Breakthrough Listen observations of interstellar object 3I/ATLAS",
    "url": "https://seti.berkeley.edu/atlas/",
    "kind": "Overview card",
    "files": {
     "B4.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B4.html",
      "sha256": "ed9308f5083ceaa752ae9b9e0555592780b8295a85b2b8c234d2bf6ca94c8978"
     },
     "B4.txt": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B4.txt",
      "sha256": "a76d88fd743a91f70b6bfe081967dd6888ae1d11b4d08a4cab0e62f8e628fa96"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:23:48Z",
     "http": 200,
     "url": "https://seti.berkeley.edu/atlas/",
     "tried": null,
     "wikitext": null,
     "result": "card; B4.html sha256 ed9308f5083ceaa7, HTTP 200 at 2026-11-06T15:23:48Z"
    },
    "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
    "claims": [
     "F20",
     "F21",
     "F22",
     "F23",
     "F24",
     "F25",
     "F26",
     "F27",
     "F28",
     "F29",
     "F30",
     "F31",
     "F32",
     "F33"
    ],
    "names_operator": "yes (MeerKAT, BLUSE, the ATA, Parkes, Green Bank)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B5",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 5",
    "card": "Facebook·The Lighter Side of Science — What is the meaning of the first radio detection from interstellar object 3I ...",
    "url": null,
    "kind": "Overview card",
    "files": {},
    "fetched": {
     "at": null,
     "http": null,
     "url": null,
     "tried": null,
     "wikitext": null,
     "result": "unreachable: the post's URL could not be determined (one WebSearch query); no fetch; the card's title and snippet stand as its text"
    },
    "date": "2025-11-12 (the card)",
    "claims": [
     "F34"
    ],
    "names_operator": "no (card text only)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B6",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 6",
    "card": "www.antihackingonline.com — A signal of approximately 1.667 GHz from the interstellar object 3I/ATLAS was ...",
    "url": null,
    "kind": "Overview card",
    "files": {},
    "fetched": {
     "at": null,
     "http": null,
     "url": null,
     "tried": "https://www.antihackingonline.com/?s=3I%2FATLAS and https://www.antihackingonline.com/",
     "wikitext": null,
     "result": "unreachable: the post's URL could not be determined (two WebSearch queries), and the site's root and search page failed TLS verification (self-signed certificate) at 2026-11-06T15:23:48Z; not retried by any other route; the card's title and snippet stand as its text"
    },
    "date": "2025-11-12 (the card)",
    "claims": [
     "F35",
     "F36"
    ],
    "names_operator": "no (card text only)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B7",
    "origin": "card",
    "pool": "B_D",
    "role": "Overview card 7",
    "card": "Futura, le média qui explore le monde — We Finally Know What the Interstellar Object Crossing the Solar System ...",
    "url": "https://www.futura-sciences.com/en/we-finally-know-what-the-interstellar-object-crossing-the-solar-system-really-is-and-its-unique_21730/",
    "kind": "Overview card",
    "files": {
     "B7.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B7.html",
      "sha256": "dde669574619afe5b8f759a031aae014047e4e8d518da4972df2dda7bca2c548"
     },
     "B7.txt": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B7.txt",
      "sha256": "8d048a839beabcc6ec772be9390121ee25e00f6e764934348f799534654df7ac"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:24:25Z",
     "http": 200,
     "url": "https://www.futura-sciences.com/en/we-finally-know-what-the-interstellar-object-crossing-the-solar-system-really-is-and-its-unique_21730/",
     "tried": null,
     "wikitext": null,
     "result": "card; B7.html sha256 dde669574619afe5, HTTP 200 at 2026-11-06T15:24:25Z"
    },
    "date": "2025-11-28 (datePublished; Nathalie Mayer)",
    "claims": [
     "F37",
     "F38",
     "F39",
     "F40",
     "F41",
     "F42",
     "F43",
     "F44"
    ],
    "names_operator": "yes (MeerKAT; The Astronomer's Telegram)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B8",
    "origin": "own_page",
    "pool": "B_R",
    "role": "the detection's own text (the MeerKAT team's telegram), B_R; the same work as card 1, one lineage (§3.6)",
    "card": "The Astronomer's Telegram — ATel #17473: Detection of 1665/1667 MHz OH absorption in 3I/ATLAS (the detection's own text)",
    "url": "https://www.astronomerstelegram.org/?read=17473",
    "kind": "own page of the detection (The Astronomer's Telegram)",
    "files": {
     "B8.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B8.html",
      "sha256": "ad96b16624b76163fef8955f0afb7a89a298cfae1aedffbc1a455efdce06a77a"
     },
     "B8.txt": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B8.txt",
      "sha256": "43d8e1c61cdfea58bc4294e670ce697c323b16ba67cacf3bd6d7ae149c3da37b"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:22:56Z",
     "http": 200,
     "url": "https://www.astronomerstelegram.org/?read=17473",
     "tried": null,
     "wikitext": null,
     "result": "own_page; B8.html sha256 ad96b16624b76163, HTTP 200 at 2026-11-06T15:22:56Z"
    },
    "date": "2025-11-04",
    "claims": [
     "F45",
     "F46",
     "F47",
     "F48",
     "F49",
     "F50",
     "F51"
    ],
    "names_operator": "yes (Pisano, Smirnov, Ivchenko, Roth, Buchner)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B9",
    "origin": "own_page",
    "pool": "B_R",
    "role": "the detecting team's follow-up telegram (absorption, emission, the BLUSE search), B_R",
    "card": "The Astronomer's Telegram — ATel #17499: Further MeerKAT observations of 1665/1667 MHz OH in absorption and emission, and a technosignature search in 3I/ATLAS",
    "url": "https://www.astronomerstelegram.org/?read=17499",
    "kind": "own page of the detection (The Astronomer's Telegram)",
    "files": {
     "B9.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B9.html",
      "sha256": "b04045796a8e7a96e9e94725593e10d355a41527727621a414ed52bcf62adb2b"
     },
     "B9.txt": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B9.txt",
      "sha256": "557bd30b7c718e36352a1a13987dbacfa4b14c4dbb01465b0e245a28fa80d0ff"
     }
    },
    "fetched": {
     "at": "2026-11-06T15:22:57Z",
     "http": 200,
     "url": "https://www.astronomerstelegram.org/?read=17499",
     "tried": null,
     "wikitext": null,
     "result": "own_page; B9.html sha256 b04045796a8e7a96, HTTP 200 at 2026-11-06T15:22:57Z"
    },
    "date": "2025-11-18",
    "claims": [
     "F52",
     "F53",
     "F54",
     "F55",
     "F56",
     "F57",
     "F58"
    ],
    "names_operator": "yes (the same team with Tremblay, Siemion, Camilo)",
    "names_archive": "no (none of the Crimson Hexagonal Archive, Alexanarch, Lee Sharks, Nobel Glas, Orin Trace, #1742, #1743 in the saved text, card title or snippet)"
   },
   {
    "id": "B10",
    "origin": "wikipedia",
    "pool": "B_R",
    "role": "Wikipedia's article on the molecule, at its 18 cm lines, B_R",
    "card": "Wikipedia — Hydroxyl radical",
    "url": "https://en.wikipedia.org/wiki/Hydroxyl_radical",
    "kind": "Wikipedia article",
    "files": {
     "B10.html": {
      "path": "datasets/negative-of-the-negative/v2/intake/3i-atlas-1665-1668-mhz-20261106/B10.html",
      "sha256": "0bf4db0c70e877ec589bdba67ff36f7057bd04b8636d664b5edce238e18b7044"
     },
     "B10.txt": {
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   "quote": "Will the MeerKAT detection be enough to put an end to conspiracy theories about 3I/Atlas? Likely not",
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   "quote": "However, given the small number of such objects known (only three to date), and the plausibility of interstellar probes as a technosignature (a sign of extraterrestrial intelligence) … thorough study is warrant",
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   "quote": "3I/ATLAS was also observed by the MeerKAT telescope, which detected signatures of hydroxyl, which is expected as sunlight breaks down water ice in the comet into its chemical constituents.",
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   "quote": "No artificial radio emission was detected at a limit of 0.17 W over the 900 - 1670 MHz range, approximately equivalent to the power output of a mobile phone handset at the distance to 3I/ATLAS.",
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   "pool": "B_D",
   "locus": "Parkes",
   "quote": "Data were recorded on July 31, 2025, September 12, 2025, and October 5, 2025. Of our three Murriyang sessions 3I/ATLAS was closest to Earth on October 5, 2025, with our observations having an expected sensitivity to transmitters with an EIRP of around 5 W. Results of the narrowband search will be posted once this has been completed.",
   "claim": "Parkes: three sessions, about 5 W expected at the closest; results pending",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "technosignature searches at the band",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "saved text B4.txt (sha256 a76d88fd743a91f7…), whitespace-normalised"
  },
  "F29": {
   "source": "B4",
   "origin": "card",
   "pool": "B_D",
   "locus": "Green Bank",
   "quote": "We used four receivers (L, S, C, and X) spanning frequencies of 1 - 12 GHz. At closest approach, the GBT is sensitive to transmitters with an EIRP of approximately 0.1 W, more sensitive than all previous observations. No artificial radio emission localized to 3I/ATLAS was detected.",
   "claim": "the GBT on 18 December 2025: 1–12 GHz, about 0.1 W, no artificial emission localized to the object",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": false,
   "lineage": "technosignature searches at the band",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "saved text B4.txt (sha256 a76d88fd743a91f7…), whitespace-normalised"
  },
  "F30": {
   "source": "B4",
   "origin": "card",
   "pool": "B_D",
   "locus": "summary",
   "quote": "In summary, 3I/ATLAS continues to behave as expected from natural astrophysical processes. That said, it remains an extremely interesting target for observation given the overall rarity of interstellar objects.",
   "claim": "behaves as expected of natural processes; still an interesting target",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": false,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "saved text B4.txt (sha256 a76d88fd743a91f7…), whitespace-normalised"
  },
  "F31": {
   "source": "B4",
   "origin": "card",
   "pool": "B_D",
   "locus": "Public data",
   "quote": "One six-scan cadence (5 minutes per pointing) is available at each of L (scans numbered 0013 - 0018)",
   "claim": "the GBT L-band cadence, scans 0013–0018, public",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "technosignature searches at the band",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "saved text B4.txt (sha256 a76d88fd743a91f7…), whitespace-normalised"
  },
  "F32": {
   "source": "B4",
   "origin": "card",
   "pool": "B_D",
   "locus": "Public data",
   "quote": "Raw voltage data are in the process of being transferred from Green Bank.",
   "claim": "GBT raw voltages in transfer",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the thirteen: comet-frame features off the lines",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "saved text B4.txt (sha256 a76d88fd743a91f7…), whitespace-normalised"
  },
  "F33": {
   "source": "B4",
   "origin": "card",
   "pool": "B_D",
   "locus": "card snippet",
   "quote": "Interstellar object 3I/ATLAS, discovered July 1, 2025, exhibits natural astrophysical behavior with no detected technosignatures.",
   "claim": "the card: natural behaviour, no detected technosignatures",
   "modality": "attributed",
   "kind": "interpretation",
   "kernel": false,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "undated (the page as fetched 2026-11-06; it reports the GBT observation of 2025-12-18)",
   "quote_ok": true,
   "checked_against": "the card's title and snippet in the registry transcript (whitespace-normalised)"
  },
  "F34": {
   "source": "B5",
   "origin": "card",
   "pool": "B_D",
   "locus": "card snippet (unreachable)",
   "quote": "frequencies around 1665 and 1667 MHz. This detection confirms ongoing cometary activity such as sublimation and outgassing",
   "claim": "a social post: the detection at 1665 and 1667 MHz confirms ongoing cometary activity",
   "modality": "attributed",
   "kind": "interpretation",
   "kernel": true,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "2025-11-12 (the card)",
   "quote_ok": true,
   "checked_against": "the card's title and snippet in the registry transcript (whitespace-normalised)"
  },
  "F35": {
   "source": "B6",
   "origin": "card",
   "pool": "B_D",
   "locus": "card title (unreachable)",
   "quote": "A signal of approximately 1.667 GHz from the interstellar object 3I/ATLAS was",
   "claim": "a blog: a signal of about 1.667 GHz from the object",
   "modality": "attributed",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2025-11-12 (the card)",
   "quote_ok": true,
   "checked_against": "the card's title and snippet in the registry transcript (whitespace-normalised)"
  },
  "F36": {
   "source": "B6",
   "origin": "card",
   "pool": "B_D",
   "locus": "card snippet (unreachable)",
   "quote": "The 1.667 GHz frequency is a prominent spectral line associated with the hydroxyl (OH) radical, not neutral hydrogen (H I).",
   "claim": "1.667 GHz is an OH line, distinct from neutral hydrogen",
   "modality": "attributed",
   "kind": "definition",
   "kernel": true,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2025-11-12 (the card)",
   "quote_ok": true,
   "checked_against": "the card's title and snippet in the registry transcript (whitespace-normalised)"
  },
  "F37": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "title",
   "quote": "We Finally Know What the Interstellar Object Crossing the Solar System Really Is — and It’s Unique",
   "claim": "the headline: what the object really is is now known",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": false,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F38": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "¶ on the signal",
   "quote": "when water molecules (H₂O) are expelled from a comet, they break down into hydrogen atoms (H) and hydroxyl radicals (OH) that remain in its coma. These hydroxyl radicals tend to absorb radio waves at two specific frequencies: 1665 and 1667 megahertz",
   "claim": "water expelled from a comet breaks into H and OH in the coma; OH absorbs at 1665 and 1667 MHz",
   "modality": "documented",
   "kind": "definition",
   "kernel": true,
   "const": true,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F39": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "¶ on the signal",
   "quote": "astronomers report that they detected a signal from 3I/Atlas precisely at those frequencies — just five days before its perihelion passage.",
   "claim": "the telegram: a signal at those frequencies five days before perihelion",
   "modality": "attributed",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F40": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "¶ on the signal",
   "quote": "A radio signal that Avi Loeb and his followers might be tempted to interpret as one emitted by a huge craft from beyond our Solar System.",
   "claim": "Loeb and his followers might read it as a craft's emission",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": false,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F41": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "¶ on the signal",
   "quote": "This radio signal is therefore not surprising for a comet approaching the Sun — especially one that previous studies have shown to be losing large quantities of water.",
   "claim": "unsurprising for a comet losing much water near the Sun",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": false,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F42": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "closing ¶",
   "quote": "So even if Avi Loeb still refuses to accept it, everything points to 3I/Atlas being of natural origin.",
   "claim": "everything points to a natural origin, though Loeb refuses it",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": true,
   "const": false,
   "lineage": "what the line says of the object's nature",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F43": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "embedded post (Ezee, 2025-11-10)",
   "quote": "At 04:10 UT, Oct 24 2025, South Africa’s MeerKAT Radio Telescope detected the first-ever radio absorption lines from the interstellar object 3I/ATLAS",
   "claim": "an embedded post: the absorption lines detected at 04:10 UT on 24 October",
   "modality": "attributed",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised",
   "mark": {
    "mark": "contradicts_primary",
    "note": "the embedded post gives 04:10 UT on 24 October; the telegram's observing window is 05:17:16–08:29:37 UTC (B8 ¶1)",
    "with": [
     "F46"
    ]
   }
  },
  "F44": {
   "source": "B7",
   "origin": "card",
   "pool": "B_D",
   "locus": "¶ on perihelion",
   "quote": "Then it reappeared after passing its closest point to our star, the perihelion, on October 29.",
   "claim": "perihelion on 29 October",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the object",
   "date": "2025-11-28 (datePublished; Nathalie Mayer)",
   "quote_ok": true,
   "checked_against": "saved text B7.txt (sha256 8d048a839beabcc6…), whitespace-normalised"
  },
  "F45": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "header",
   "quote": "Detection of 1665/1667 MHz OH absorption in 3I/ATLAS ATel #17473; D. J. Pisano (University of Cape Town), Oleg M. Smirnov (Rhodes University & SARAO), Mykola Ivchenko (KTH), Lorenz Roth (KTH), Sarah Buchner (SARAO) on 4 Nov 2025; 10:28 UT",
   "claim": "ATel #17473, Pisano, Smirnov, Ivchenko, Roth and Buchner, 4 November 2025",
   "modality": "documented",
   "kind": "attribution",
   "kernel": true,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F46": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "We observed 3I/ATLAS with MeerKAT on 24 October 2025 from UTC 05:17:16-08:29:37, using the L-band receivers and the NE54M (1.633 kHz channel width) correlator mode, reaching an rms sensitivity of 1.5 mJy/beam in a 0.3 km/s channel",
   "claim": "the observation: 24 October 2025, 05:17:16–08:29:37 UTC, 1.5 mJy/beam in a 0.3 km/s channel",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F47": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "Angular separation from the Sun at time of observation was 3.76 degrees.",
   "claim": "3.76 degrees from the Sun",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F48": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "OH absorption was detected in both the 1665 MHz and 1667 MHz lines.",
   "claim": "OH absorption in both main lines",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": true,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F49": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "Gaussian fits to the two lines yielded peak fluxes of -8.4+/-3.1 mJy and -14.2+/-3.4 mJy at -15.59+/-0.16 km/s and -15.65+/-0.17 km/s for the two lines, respectively.",
   "claim": "peak fluxes −8.4 ± 3.1 and −14.2 ± 3.4 mJy at about −15.6 km/s",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F50": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "The absorption features are consistent with the expected OH level population due to the heliocentric velocity of the comet.",
   "claim": "absorption consistent with the level population set by the heliocentric velocity",
   "modality": "interpretation",
   "kind": "interpretation",
   "kernel": true,
   "const": false,
   "lineage": "absorption and emission",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F51": {
   "source": "B8",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "The detection of OH on 24 October 2025 contrasts with the MeerKAT non-detection of these lines on 20 September 2025 from 14:36:54-15:39:25 UTC (rms noise of 3 mJy/beam) and 28 September 2025 from 10:00:26-16:55:53 UTC (rms noise of 1 mJy/beam).",
   "claim": "non-detections on 20 and 28 September 2025",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the detection: MeerKAT, 24 October 2025",
   "date": "2025-11-04",
   "quote_ok": true,
   "checked_against": "saved text B8.txt (sha256 43d8e1c61cdfea58…), whitespace-normalised"
  },
  "F52": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "title",
   "quote": "Further MeerKAT observations of 1665/1667 MHz OH in absorption and emission, and a technosignature search in 3I/ATLAS",
   "claim": "ATel #17499: further OH in absorption and emission, and a technosignature search",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "absorption and emission",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F53": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "We detected both the 1665 MHz and 1667 MHz OH lines in absorption on 5 November from UTC 03:54:29-05:48:05 and again on 6 November from UTC 03:50:22-11:23:46.",
   "claim": "both lines in absorption on 5 and 6 November",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "absorption and emission",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F54": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶1",
   "quote": "Consistent with the expected OH level population due to the heliocentric velocity of the comet, we then detected the OH lines in emission on 11 November from UTC 04:11:20-07:31:01 and 12 November from UTC 03:06:42-05:42:55.",
   "claim": "the lines in emission on 11 and 12 November, as the level population predicts",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": true,
   "lineage": "absorption and emission",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F55": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶2",
   "quote": "These velocities are consistent with the expected velocity of the comet.",
   "claim": "velocities consistent with the comet's",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "absorption and emission",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F56": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶2",
   "quote": "These detections contrast to the non-detection by MeerKAT of either OH line on 4 November from UTC 04:12:55-11:45:12 with an rms noise of 1.1 mJy/beam.",
   "claim": "no OH line on 4 November",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "absorption and emission",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F57": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶3",
   "quote": "A total of 23,689 signals were detected; however, all were determined to not be spatially consistent with the position of 3I/ATLAS and thus were likely caused by anthropogenic radio frequency interference (RFI).",
   "claim": "BLUSE: 23,689 signals, none spatially consistent with the object, likely RFI",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": false,
   "lineage": "technosignature searches at the band",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F58": {
   "source": "B9",
   "origin": "own_page",
   "pool": "B_R",
   "locus": "¶3",
   "quote": "we established a detection limit of 0.17 W over the 900-1670 MHz range, approximately equivalent to the power output of a mobile phone handset at the distance to 3I/ATLAS, which was 334 million kilometres at the time.",
   "claim": "limit 0.17 W over 900–1670 MHz at 334 million km",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": true,
   "lineage": "technosignature searches at the band",
   "date": "2025-11-18",
   "quote_ok": true,
   "checked_against": "saved text B9.txt (sha256 557bd30b7c718e36…), whitespace-normalised"
  },
  "F59": {
   "source": "B10",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "lead (wikitext)",
   "quote": "is the neutral form of the hydroxide ion",
   "claim": "the neutral form of the hydroxide ion",
   "modality": "documented",
   "kind": "definition",
   "kernel": true,
   "const": true,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2026-11-06 (the article's last edit, 08:15 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B10.txt (sha256 4028573635174f89…), whitespace-normalised; or the wikitext B10.wiki"
  },
  "F60": {
   "source": "B10",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "First detection of interstellar HO•",
   "quote": "The first experimental evidence for the presence of 18 cm absorption lines of the hydroxyl (HO • ) radical in the radio absorption spectrum of Cassiopeia A was obtained by Weinreb et al.",
   "claim": "first 18 cm absorption lines toward Cassiopeia A, Weinreb et al., 1963",
   "modality": "documented",
   "kind": "genealogy",
   "kernel": false,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2026-11-06 (the article's last edit, 08:15 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B10.txt (sha256 4028573635174f89…), whitespace-normalised; or the wikitext B10.wiki"
  },
  "F61": {
   "source": "B10",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "Importance of interstellar HO• observations",
   "quote": "The HO • molecule has been observed in the interstellar medium since 1963 through its 18-cm transitions.",
   "claim": "observed since 1963 through its 18-cm transitions",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2026-11-06 (the article's last edit, 08:15 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B10.txt (sha256 4028573635174f89…), whitespace-normalised; or the wikitext B10.wiki"
  },
  "F62": {
   "source": "B10",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "Interstellar formation and destruction",
   "quote": "is split by lambda doubling interaction … Hyperfine interaction with the unpaired spin of the proton further splits the levels.",
   "claim": "ground state split by lambda doubling and by hyperfine interaction",
   "modality": "documented",
   "kind": "definition",
   "kernel": false,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2026-11-06 (the article's last edit, 08:15 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B10.txt (sha256 4028573635174f89…), whitespace-normalised; or the wikitext B10.wiki"
  },
  "F63": {
   "source": "B10",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "HO• masers",
   "quote": "were the first masers to be discovered in space and have been observed in more environments than any other type of maser.",
   "claim": "OH masers the first found in space",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the lines: OH 18 cm main lines",
   "date": "2026-11-06 (the article's last edit, 08:15 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B10.txt (sha256 4028573635174f89…), whitespace-normalised; or the wikitext B10.wiki"
  },
  "F64": {
   "source": "B11",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "lead",
   "quote": "also known as C/2025 N1 (ATLAS) … is an interstellar comet … discovered on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station.",
   "claim": "an interstellar comet, C/2025 N1, discovered 1 July 2025 by ATLAS",
   "modality": "documented",
   "kind": "definition",
   "kernel": true,
   "const": true,
   "lineage": "the object",
   "date": "2026-10-30 (the article's last edit, 06:43 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B11.txt (sha256 8837723a48982b2e…), whitespace-normalised; or the wikitext B11.wiki"
  },
  "F65": {
   "source": "B11",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "lead",
   "quote": "The prefix \"3I\" designates it as the third confirmed interstellar object passing through the Solar System",
   "claim": "the third confirmed interstellar object",
   "modality": "documented",
   "kind": "definition",
   "kernel": false,
   "const": false,
   "lineage": "the object",
   "date": "2026-10-30 (the article's last edit, 06:43 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B11.txt (sha256 8837723a48982b2e…), whitespace-normalised; or the wikitext B11.wiki"
  },
  "F66": {
   "source": "B11",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "Composition and gas emissions",
   "quote": "A tentative detection of water vapor and hydroxyl radicals (OH) by the Swift Observatory on 31 July and 1 August 2025 suggested that the water ice grains in 3I/ATLAS's coma are sublimating beyond the nucleus",
   "claim": "Swift: tentative water and OH, 31 July and 1 August 2025",
   "modality": "documented",
   "kind": "fact",
   "kernel": true,
   "const": false,
   "lineage": "the comet's water: OH in the ultraviolet",
   "date": "2026-10-30 (the article's last edit, 06:43 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B11.txt (sha256 8837723a48982b2e…), whitespace-normalised; or the wikitext B11.wiki"
  },
  "F67": {
   "source": "B11",
   "origin": "wikipedia",
   "pool": "B_R",
   "locus": "Alien spacecraft speculation",
   "quote": "On 31 July to 1 August, the Swift Observatory found tentative evidence for water vapor and OH.",
   "claim": "Swift's tentative OH, restated in the speculation section",
   "modality": "documented",
   "kind": "fact",
   "kernel": false,
   "const": false,
   "lineage": "the comet's water: OH in the ultraviolet",
   "date": "2026-10-30 (the article's last edit, 06:43 UTC)",
   "quote_ok": true,
   "checked_against": "saved text B11.txt (sha256 8837723a48982b2e…), whitespace-normalised; or the wikitext B11.wiki"
  }
 },
 "field_sources": {
  "B1": "Harvard University — Detection of 1665/1667 MHz OH absorption in 3I/ATLAS - ADS",
  "B2": "WIRED — The First Radio Signal From Comet 3I/Atlas Ends the Debate About Its Nature | WIRED",
  "B3": "Reddit·r/amateurradio — Unexplained Radio Signals and more from 3I/Atlas : r/amateurradio - Reddit",
  "B4": "SETI — Breakthrough Listen observations of interstellar object 3I/ATLAS",
  "B5": "Facebook·The Lighter Side of Science — What is the meaning of the first radio detection from interstellar object 3I ...",
  "B6": "www.antihackingonline.com — A signal of approximately 1.667 GHz from the interstellar object 3I/ATLAS was ...",
  "B7": "Futura, le média qui explore le monde — We Finally Know What the Interstellar Object Crossing the Solar System ...",
  "B8": "The Astronomer's Telegram — ATel #17473: Detection of 1665/1667 MHz OH absorption in 3I/ATLAS (the detection's own text)",
  "B9": "The Astronomer's Telegram — ATel #17499: Further MeerKAT observations of 1665/1667 MHz OH in absorption and emission, and a technosignature search in 3I/ATLAS",
  "B10": "Wikipedia — Hydroxyl radical",
  "B11": "Wikipedia — 3I/ATLAS"
 }
}