街の君

Recording by 西岡恭蔵.

Recording identifiers

ISRC
JPKI07252619
CopyrightID (CopyrightChains transaction hash)
0xc8d80473742b90daac61a59e5450d5aae1658d13fae4d5c2e601533dcd84fe05
Copyright registration time
2026-07-06T08:28:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:cf7df9c3ad3d1a26ea207a6cb52e75d73cba4236d52e89e0a8c121a50bc4ea88

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.