Hybrid

Recording by Yurufuwa Gang.

Recording identifiers

ISRC
JPJ901806760
CopyrightID (CopyrightChains transaction hash)
0x6f9b2509edd55d6903eec4e65c99b938f58faedbb434a8e3d462f033dff7ed49
Copyright registration time
2026-07-06T19:19:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f9b127d27d0909e3723b2a320aa49fc6004b74b60fa035b07e51db287338a9e5

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.