シンケン祭り

Recording by Sister MAYO (Project.R).

Recording identifiers

ISRC
JPCO00915260
CopyrightID (CopyrightChains transaction hash)
0x778470858362f8dcabf688504f56c0e110fa74b5d34bc77183f2ce5d514c52ca
Copyright registration time
2026-07-07T09:37:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:73e4f4c1e42e5daa8f9b95fdd101ed197cb702acfdb7c63b087e73b28e00eb99

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.