Black Joker/Black White, Yellow & Green

Recording by Shirley Collins.

Recording identifiers

ISRC
GBAYE0602426
CopyrightID (CopyrightChains transaction hash)
0x598fc732bfca70111fbd6829ce20225e89542054bd0ed4f90e870c99d1bd4c24
Copyright registration time
2026-07-31T21:34:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44Z
Bitcoin block
960473
Canonical record hash
sha256:dc692719d14b8d1f83a2d88bb725928a2603c09a5582c98850a9f261af109bd8

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.