Blue Cafe

Recording by Tapani Perttu.

Recording identifiers

ISRC
FIPT60900046
CopyrightID (CopyrightChains transaction hash)
0xa1a148c8223163f3ff9ce385ccb1cf178b7a324334ecba277c7d7abc9f3efd4c
Copyright registration time
2026-07-07T21:20:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8234936bc84608a1b8f3c2700d22582fb09fcf810acefe0efb7695cb36e95824

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.