Passion

Recording by Junichi Matsumoto.

Recording identifiers

ISRC
JPVI01813460
CopyrightID (CopyrightChains transaction hash)
0x7cd3bbafe54dc7ec4e9090b75625a6bd53a1eb800183f15e0da046c6d8ba2b28
Copyright registration time
2026-06-21T21:55:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:781455ed0c249c5cacf2a4f68b6ed1bb4b615e93b9ce7621309a28803f94084a

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.