Medley

Recording by Duke Ellington.

Recording identifiers

ISRC
DKEFA1700309
CopyrightID (CopyrightChains transaction hash)
0xe2f8692d338371b67de6e7d0393f650ef68a4112051e545c6ad73494322dddcd
Copyright registration time
2026-07-31T20:48:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57Z
Bitcoin block
960468
Canonical record hash
sha256:79252581573576edf19c484d2261ae3111e7dc9d75327c723adaf424cda691e0

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.