A Foggy Day

Recording by Lester Young Quartet.

Recording identifiers

ISRC
GBQRF1208753
CopyrightID (CopyrightChains transaction hash)
0x1602493e6dfd1798c607679049387ffe665f32829dbfac88cf187359156cfd69
Copyright registration time
2026-07-07T12:11:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:be5afff3615fbc0690a818aad113ea2483cae36a885ce494b15f6e6e5377e4f5

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.