Blue Marlin

Recording by Café Du MIDI.

Recording identifiers

ISRC
USA2P2145633
CopyrightID (CopyrightChains transaction hash)
0x51bd25f8fb79e6b3f188b4dfe6ba4115dd4d90a52e2b4205c6e0f847fb081781
Copyright registration time
2026-07-07T18:34:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:debe1d78902ed8fc49cb49e57d9b25ed8ddbae364d262ea3c9b2cf8976bfed51

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.