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 20260831T112838Z

ProviderOpenAI
TargetAIAL evaluation page — https://raw.githubusercontent.com/AIAccountabilityLab/gpai-training-transparency/dde2e75780172362bcc4eb5b46ee17bf7046829d/public/evals/gpt-5-5/index.html
Fetched (UTC)2026-08-31T11:28:38Z
Upstream commit6 Aug 2026 — dde2e7578017 (when this state began to stand in the upstream repository; this archive fetched it at the time above, not then)
Stored file26,068 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-256bdadeed5b6f1f56db2c96b350e6515666dc33a9c926c3c57926fb273a0cbcfc7
OpenTimestamps proofbdadeed5b6f1f56db2c96b350e6515666dc33a9c926c3c57926fb273a0cbcfc7.html.20260831T112838Z.ots (calendar-attested; anchored in bitcoin over time)
Waybacknot saved
Prior capture of this target0768e3bc8a92fd5e02d73734d0749e9d753d1ae3e63f7f33520ed0b9d4a71bc6 (captured 2026-08-31T11:14:10Z)

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 size26,068 bytes
Canonical text SHA-25649b3e3c04bf35503b9df47bb1454b69d9ff9b50b95d23e6c14524440a2f0e687
Extracted text length1,440 words