回想

Recording by 渡辺翔太.

Recording identifiers

ISRC
JPS801852716
CopyrightID (CopyrightChains transaction hash)
0xbdd8a10dff857364026e0ba8f6587af441b4525626b3d0c7463bbc62d6e6462b
Copyright registration time
2026-07-07T14:28:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:6e94f7460cca57174b23de5c930a9bd03e11ffa63571557c9d9027db300679f9

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.