First Cut Is the Deepest

Recording by Yusuf / Cat Stevens.

Recording identifiers

ISRC
DEE470901206
CopyrightID (CopyrightChains transaction hash)
0x461a218e51b11ed2c42c8a54aad0495b0fb6c4ada83890d819e856f6f62d729e
Copyright registration time
2026-06-28T05:31:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:45f4ed64cd3c11f62a0871d9cf5f34aad6e710e486abc0564dfa07172f8ac756

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.