World in union - Japan version

Recording by Tomotaka Okamoto.

Recording identifiers

ISRC
JPPO02302495
CopyrightID (CopyrightChains transaction hash)
0xf7a273d9ff90ed9d5e385a6bf346e04b52bbd68a14991df5be1381d3db098884
Copyright registration time
2026-07-29T13:04:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:21:01Z
Bitcoin block
960111
Canonical record hash
sha256:1fc17c90c76507ac19ad8780bd2446052a34fe541d929b0963d7b2538e64b3ac

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.