Matchmaker

Recording by John Williams.

Recording identifiers

ISRC
USNPD0801081
CopyrightID (CopyrightChains transaction hash)
0xc595406686a442f46f139769cf9c3cabe6ab4f31459dd38ed79484590362a178
Copyright registration time
2026-06-04T16:04:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1608612caf38c6902f69ba1a01410ede443fcbb2d621e729d1b8c2782182b958

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.