Double Divas

Recording by Motohiro Kawashima 川島 基宏.

Recording identifiers

ISRC
JPV532000150
CopyrightID (CopyrightChains transaction hash)
0x950d433de4ad1d0c3d93749cdeba9609771d0003a51456e20188896cb32943e4
Copyright registration time
2026-06-19T09:38:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a57cb0eee56715f24a7ca65db797cf9f32719ab50d56536da3db35ff5af0f956

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.