Blue Lou

Recording by Hungarian Jazz Trombone Company.

Recording identifiers

ISRC
HUA150601508
CopyrightID (CopyrightChains transaction hash)
0x5f30a7ac9f8636dd320fe4c057a3a771dacc984fd912f92bf20e4c28e4ad20ce
Copyright registration time
2026-07-31T12:10:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:8c779c08eb136a403f1630e3c040e520e6c3fe45645606b61521be56a6e22d8e

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.