C-jam Blues

Recording by Chris Barber.

Recording identifiers

ISRC
GBEEJ1002088
CopyrightID (CopyrightChains transaction hash)
0xa5a0cea31908146402c0f2319970bba860bf05fa3019db021eca3b9d6dd0e2bd
Copyright registration time
2026-07-06T22:11:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9d7902bc321c0f3bb2c8b7096d2835e37aa7a2128eaeb881b926ac9658a8dfbd

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.