Two Virgins: Side One

Recording by John Lennon.

Recording identifiers

ISRC
US38W1628901
CopyrightID (CopyrightChains transaction hash)
0xc95a891a4a091f05c0a2b849d589fe138575f75458ffe1af5322b18f883eb7e7
Copyright registration time
2026-06-22T03:34:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c75b41963a5234274b6a52ba97cf83dae17c90a86c94c953abc1448256c819a6

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.