R T B

Recording by Hiroshi Kamayatsu.

Recording identifiers

ISRC
JPVI00129650
CopyrightID (CopyrightChains transaction hash)
0x91a7c6f8c48403393e350f7ea7d259e7b3ff9f0fb2db0c16e68af580be0f2049
Copyright registration time
2026-06-25T03:55:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8ff3420f913869640f4cb9b92d36a7897847bd2e775120859966492bdce72f51

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.