Cotton Tail

Recording by Duke Ellington.

Recording identifiers

ISRC
USBB14001017
CopyrightID (CopyrightChains transaction hash)
0xb618b0d4b8decc769ea6d4fc2c9f23389d31e813bf211c351654a29172259770
Copyright registration time
2026-06-25T02:24:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a87f147d63096f684c3a2c51bbe548ea06ba9e9f92c8f1e5dd29ea29b0c9e878

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.