LEAVING TIM

Recording by Yoko Ono.

Recording identifiers

ISRC
USSUX1300013
CopyrightID (CopyrightChains transaction hash)
0xa7bb46a249d9dd49526d5a9635f575ce603a1e6c8eaca06799c79e11967fb6e2
Copyright registration time
2026-07-31T08:48:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:09:19Z
Bitcoin block
960376
Canonical record hash
sha256:8ccd07b1543747e100e0a6ecd6b9630c4576afeaef574956fbc62fe89a9e408b

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.