Blues in the Closet

Recording by Arnett Cobb.

Recording identifiers

ISRC
AUXN22105831
CopyrightID (CopyrightChains transaction hash)
0x0784b1b05ebf38af32f596605bd4061337c1b76d3d79a4531d4e2731108c3d6e
Copyright registration time
2026-07-29T11:09:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:30:20Z
Bitcoin block
960099
Canonical record hash
sha256:c0f9f89aee7fca5a3de9b38380a8842c0b05cc0905e5f1c0eaaf1f234bf6fb3b

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.