Beguin the Beguine

Recording by Jack Defer.

Recording identifiers

ISRC
FR4DZ0501240
CopyrightID (CopyrightChains transaction hash)
0xbbd4987025d1b08929468610727cb4785208df9c64fa5d500af13e1dc79f2d92
Copyright registration time
2026-08-01T02:04:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:13:03Z
Bitcoin block
960500
Canonical record hash
sha256:db7914698dcc89d2fef540d85fa561bcead23a9b105de753a7f7b78bf67db408

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.