空っぽの街角

Recording by Crazy Ken Band.

Recording identifiers

ISRC
JPV500701027
CopyrightID (CopyrightChains transaction hash)
0xcc72357716a656f6d5396f0dbf8bf1b928bf9253b8e0ffcecc17d1ca54af77eb
Copyright registration time
2026-07-22T08:08:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T08:41:42Z
Bitcoin block
959114
Canonical record hash
sha256:c9cb72604d34455378da952e6c942f110984ca6bdf79dadc68cc6bf89188f65c

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.