Two Keys

Recording by Peter Spence.

Recording identifiers

ISRC
USQY50950868
CopyrightID (CopyrightChains transaction hash)
0xaa81f172d8bb06ec9b9d990e77de44efaa6974ba1afe5d3116417420070a7951
Copyright registration time
2026-06-09T19:20:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:f87cbcdca9d472fa54966e3e7fa7f217b0b93758442dfa53bdaba75d12d1dbdc

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.