Kurushi

Recording by Yoko Ono.

Recording identifiers

ISRC
USCA20400245
CopyrightID (CopyrightChains transaction hash)
0x5f21ac277f5fd293fe9c6819f0529e7977c07050e18ff29e16fdc335163977a4
Copyright registration time
2026-07-31T11:02:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:1669219042f55e155bc5207a0f51279edea10bb2d0c29aff5769a09dbf2e215a

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.