青い背広

Recording by Yasuaki Shimizu.

Recording identifiers

ISRC
JPVI08818410
CopyrightID (CopyrightChains transaction hash)
0x18448d7e363306dfbe6c8d53a751d0e4978339ea2bef15afecca5d839d04a1f7
Copyright registration time
2026-06-20T15:18:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:99c5f2f069873b0b64d179031624c3680bd20ac1e0e00166f2b6b64fb31759f7

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.