Tokyo Joe

Recording by Ryuichi Sakamoto.

Recording identifiers

ISRC
JPCO07903290
CopyrightID (CopyrightChains transaction hash)
0xaf09ce4b558fdb34a1f87ab06aafe91996246c48af6930bcb8b358f6aa848d86
Copyright registration time
2026-06-20T04:30:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e1f17a1ab3b10cfb21601d6ed722cb763a2421ab8a494c28a090017e132733a1

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.