Theme from the Champ

Recording by Dave Grusin.

Recording identifiers

ISRC
USRC11600092
CopyrightID (CopyrightChains transaction hash)
0x8ab2bb768d0d3148afd42e3aac8e74295a233cfefb04c9013a01618d8aa10253
Copyright registration time
2026-06-27T06:56:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d05d25ea8c4cde4c9ec46b22346b01d0bec55068fa1dee892f6cc2fdad0459b8

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.