I Didn't Know What Time It Was

Recording by Kenny Drew.

Recording identifiers

ISRC
AUQ0L2408480
CopyrightID (CopyrightChains transaction hash)
0x9c7253130c7ec5bc53fc80caaace6f2743ebdd8ca5d3686bc3b8e3b5fa1b887f
Copyright registration time
2026-07-07T06:02:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d1a2d11bacc57e97182b9ad7e8719467d1e155a6b108799ec4c3429c993321bb

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.