GPAI Ledger The public record of EU AI Act training-data summaries

GPAI Ledger › GPT-5.5 (OpenAI) › Capture 31 Aug 2026

GPT-5.5 — capture 20260831T102059Z

ProviderOpenAI
TargetAIAL evaluation page — https://raw.githubusercontent.com/AIAccountabilityLab/gpai-training-transparency/fe4507357f7ac856440578c9ff9bb98e7d0bbae1/public/evals/gpt-5-5/version-2026-07-09.html
Fetched (UTC)2026-08-31T10:20:59Z
Upstream commit24 Jul 2026 — fe4507357f7a (when this state began to stand in the upstream repository; this archive fetched it at the time above, not then)
Stored file24,768 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-256ecc130475dd68cdd9c53bad4d0cc75cffcf5df4a3609ea87a0bb5cdbe15f30ff
OpenTimestamps proofecc130475dd68cdd9c53bad4d0cc75cffcf5df4a3609ea87a0bb5cdbe15f30ff.html.20260831T102059Z.ots (calendar-attested; anchored in bitcoin over time; identical bytes were first archived on 31 Aug 2026 — that version carries the earliest attestation)
Waybacknot saved
Prior capture of this targeta52a60cf6ceaf8a5c9c1bd79c33a3c66ba11bbb06c07e1f2faa97bed94dfaf81 (captured 2026-08-31T10:16:05Z)

Verify: obtain the file from the target address above, then sha256sum it — it must equal the hash above; the .ots proof dates that hash.

Structured facts

This is another organisation's own research, and this project does not redistribute it: the file itself is not served here; these facts still pin its identity and let any copy be authenticated against this record.

Document size24,768 bytes
Canonical text SHA-256db0f3672a6e40d9d581cda2162abee76aada8d5bf7ee4c8d944aa86f6274a51b
Extracted text length1,365 words