ルッツとマイン

Recording by Michiru.

Recording identifiers

ISRC
JPVI01903841
CopyrightID (CopyrightChains transaction hash)
0xfdf1e9ccc6ca2bc4f84feddf0fe06fd5c58ef8a93218c23da033ac0308556700
Copyright registration time
2026-06-08T03:37:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:56bcda905d881f655da0101d6454d1ea56ec83cc6b3887a4ecfd4c1138d25482

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.