Hat And Beard

Recording by Eric Dolphy.

Recording identifiers

ISRC
USBN29800924
CopyrightID (CopyrightChains transaction hash)
0xa10a2a3b3afb42e44db1a7cb818f909059cd446cd75beb40ced7d73d24a50b1a
Copyright registration time
2026-06-06T11:30:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:214e01fad8b87babcb04d220926cec78a446ff6d5933da1d9b745ee9e0a68a68

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.