約束

Recording by Yoko Kanno.

Recording identifiers

ISRC
JPP301700521
CopyrightID (CopyrightChains transaction hash)
0xee0c8e0eab75b446bff29e6bd1afd985dbea88dd2527ed6464eb1d2942819622
Copyright registration time
2026-07-07T04:24:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:a79294559fe5c4ac3a7f9af281b26c18e4c2515cc69d66595d4dfe1b772ce792

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.