West Coast Swagger

Recording by Jeff Kollman.

Recording identifiers

ISRC
USQY51252080
CopyrightID (CopyrightChains transaction hash)
0x08e68e2b6031be56d28384ee3b70d14ff340d2753c3d5bf1381b6d69106609a9
Copyright registration time
2026-07-07T14:57:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4b544521be63e8b72693e87daae6b28e14c568f86acff621a7cd9a030569dfe0

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.