ダブルフラットスポット

Recording by Junichi Matsumoto.

Recording identifiers

ISRC
JPVI01840530
CopyrightID (CopyrightChains transaction hash)
0x2612f35fa29ab649e7b7e4a48a53c7bafbd022763a0bef49e598c1f641a6da95
Copyright registration time
2026-07-30T15:10:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:4e94c0e0c355e7e8c7c532096e1bc382bee19637fcdf9ca3ce3b12188030b092

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.