Ob-La-Di, Ob-La-Da

Recording by John Lennon.

Recording identifiers

ISRC
JPVI08611160
CopyrightID (CopyrightChains transaction hash)
0x866fe73af0ccfcf5c8a5bc753ffb7a5d3531845615bb7f951bd0f90a69a00506
Copyright registration time
2026-07-29T10:59:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:511fb20ade05eacb358a6189c4425f8a53e210dd1d1bd1117cac9adf0d79205c

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.