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

GPAI Ledger › GPT-5.5 (OpenAI) › Capture 29 Aug 2026

GPT-5.5 — capture 20260829T185533Z

ProviderOpenAI
TargetAIAL evaluation (earlier state) — https://raw.githubusercontent.com/AIAccountabilityLab/gpai-training-transparency/06ddb124fa2483d962c846bc0ea88b030295607a/evals/gpt-5-5.yaml
Fetched (UTC)2026-08-29T18:55:33Z
Upstream commit5 Aug 2026 — 06ddb124fa24 (when this state began to stand in the upstream repository; this archive fetched it at the time above, not then)
Stored file8,174 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-2561e381ac92ecff624237978496d181d865e32c1daee248536ca46a16c08c5a21c
OpenTimestamps proof1e381ac92ecff624237978496d181d865e32c1daee248536ca46a16c08c5a21c.yaml.20260829T185533Z.ots (calendar-attested; anchored in bitcoin over time)
Waybacknot saved
Prior capture of this targetc83727e724b94667af11c677a73c6ec1b73436c919fb4b44cb87905c151e90a9 (captured 2026-08-29T18:52:51Z)

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 size8,174 bytes
Canonical text SHA-2561c1fad1e947c12e0d16f74b6e6b3a75b9df0d0722ed44486400ba9fffdbfb2f6
Extracted text length1,055 words