Hard Headed Woman

Recording by Yusuf / Cat Stevens.

Recording identifiers

ISRC
GBUM72001040
CopyrightID (CopyrightChains transaction hash)
0xfafb76b8642a0b6b2eec5235bb3c263baffc5cb4721c458a0663a836d131621d
Copyright registration time
2026-06-07T10:31:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:419a6540c6be1634f8f62cb73c6a407fe0d99e2d15c40ee6788cd7e389d62b45

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.