Matthew & Son

Recording by Yusuf / Cat Stevens.

Recording identifiers

ISRC
GBF076620660
CopyrightID (CopyrightChains transaction hash)
0x34d9ecb71cad6d95222b1382bd420292a8442543d59f738bc9c7ab91c970cc14
Copyright registration time
2026-06-04T13:11:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:dfad3c66dfd721dc098041d6bd31ff19f5a717748139e939bcf0e49074cba6fc

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.