Deletion Semantics Conformance Fixture v2.0 — The Ratified-Axes Release: A Known-Bad Identifier Corpus (EA-OKF-FIXTURE-01 v2.0)

"Deletion Semantics Conformance Fixture v2.0 — The Ratified-Axes Release: A Known-Bad Identifier Corpus (EA-OKF-FIXTURE-01 v2.0)" is a 286-word dataset by Sharks, Lee, dated 2026-07-28. It is registered as AXN:059A (deposit #1417) in the Crimson Hexagonal Archive under the EMPIRICAL semantic family. The known-bad corpus offered to GoogleCloudPlatform/knowledge-catalog issue #207 and taken up for conformance fixtures: 111 cases across 16 classes drawn from the 2026-06-19 termination event and its aftermath, each expressed in the thread's ratified axes (validity / presence / edges; presence sparse with exactly removed and never_landed as named states; reason objects with not_disclosed first-cla VERSION 2.1 (chorus-review release, same day, five-substrate Assembly): axis_subject on every case; validity never derived from identifier survival; the inverse write-failure reclassified registry_update_not_landed with presence deliberately unmarked; erased-class actor moved to unknown (12 cases); DataCite state parsed via GET with UTC timestamps (8/8 findable against 410 resolution); drift ledger derived from the mapping-level diff — old population 1,939 (v1 README’s 1,938 corrected as a hand-carried miscount), both drops explained by the two registered withdrawals; verification split offline-default / live-optional; consumer expectation blocks; CC0 dataset, MIT scripts; manifest sealed with hashes and source commit.