Lovely City (When Do You Laugh?)

Recording by Yusuf / Cat Stevens.

Recording identifiers

ISRC
GBF076820750
CopyrightID (CopyrightChains transaction hash)
0x724f2757dce2051f9c2cfc4c0954eb58039ebe73639e3df640bd5c57551d5577
Copyright registration time
2026-07-06T20:06:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ba6dc735e5059215e897729bce5cc65445f70a43353fc54740ffecf28cbcbc7a

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.