Brown Skins - Master Take

Recording by Gigi Gryce & His Orchestra.

Recording identifiers

ISRC
FRZ195300540
CopyrightID (CopyrightChains transaction hash)
0xc001e65f63df768c72cb18489fe18a537abfd3089e43286d8577479f176832a6
Copyright registration time
2026-07-30T14:58:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:2afe5b753993a5e36e3a0817620c138c988f71fcdb9b1617d60c2e4dc96bf53a

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.