Blues for Pablo

Recording by Christof Lauer.

Recording identifiers

ISRC
DEA891500244
CopyrightID (CopyrightChains transaction hash)
0x8b0ef16b67a3fca7815cf0b86b816fbed3dbd1e8e7d143d19d36870e383eaf43
Copyright registration time
2026-07-07T15:55:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5c65298af61a2e6dee198ec4dc01d9ef446ce254a912c132ba260989565b8530

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.