渚のはいから人魚

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI08401010
CopyrightID (CopyrightChains transaction hash)
0xf6bce5aefc681dd6fd7a4c153e3fd1217d74afd56b45659a8d925112749414cd
Copyright registration time
2026-06-05T06:55:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ca75d47901656cf939c857f9ecfe5190b20a03beb90d3f4a914910c8e8f41484

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.