A Little Blues

Recording by Duke Ellington.

Recording identifiers

ISRC
DKEFA2400416
CopyrightID (CopyrightChains transaction hash)
0x84dbc2072acb002f248f2164205636d4b893e30f8606467d13e944dfdedbb8dd
Copyright registration time
2026-07-07T05:00:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:52a304193d6987d74d5c9e29845f8a3ef65874f56262694cdbfba7bd98c3f33d

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.