Alexanarch · DOI resolution · severed identifier
This DOI identified SPXI: Protocol and ETF Disambiguation EA-MPAI-SPXI-02 · v1.0. Since 2026-06-19, the DOI now resolves to a Zenodo tombstone (HTTP 410) and no longer reaches the work. The work was not withdrawn by its author and has not changed. It continues here:
If you arrived here holding the DOI: cite the record above. The AXN was established 2026-06-20 in the batch that followed the deletion; its mint input was not retained. The bytes the record serves are identified independently of any host: SHA-256 929c58b3433c4b3407a80f28ca0c7d6bd7e35eb6eae4bc76867ca5418d29cc35, SWHID swh:1:cnt:37ef91c3b11834681ed2e6d97980edb5f328edb7.
∮ = 1 · all deposits