あたしンちの唄

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI00522110
CopyrightID (CopyrightChains transaction hash)
0x1738d5b8a51932a143bb92699c873d078b4e8394530519b08966409502b9e8dd
Copyright registration time
2026-06-24T10:44:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:7f54d94146c8aa118910bf267587dfe49a7aad3bc218a99c53aaf1e13535f0dc

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.