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

GPAI Ledger › GPT-5.2 (OpenAI) › Capture 31 Aug 2026

GPT-5.2 — capture 20260831T120455Z

ProviderOpenAI
TargetAIAL evaluation page — https://aial.ie/research/gpai-training-transparency/evals/gpt-5-2/
Fetched (UTC)2026-08-31T12:04:55Z
Stored file13,189 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-2569b977d5289d87178ca099f3570b829df26fa0449e0276e043f33bee5da3b7939
OpenTimestamps proof9b977d5289d87178ca099f3570b829df26fa0449e0276e043f33bee5da3b7939.html.20260831T120455Z.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 target— first capture of this target

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 size13,189 bytes
Canonical text SHA-256dc51908c548745b6f09b5f4cfd6f0b24c601b9c056e7f8cf84f5783400c03182
Extracted text length328 words