Sorry Seems To Be The Hardest Word

Recording by James Last.

Recording identifiers

ISRC
DEF069104540
CopyrightID (CopyrightChains transaction hash)
0xa017d5fdb155ebad99cc60cc298ce44051c2bb68e386203243af394c87826498
Copyright registration time
2026-07-06T07:03:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:54:37Z
Bitcoin block
957067
Canonical record hash
sha256:0dbbce125606585dc1ab8bc95131f330195321bf84eb7b675667e227e21ec9f3

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.