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Recording by Duke Ellington.

Recording identifiers

ISRC
DKEFA2400402
CopyrightID (CopyrightChains transaction hash)
0x7c64d5b3b2e5679beae7b370040230fcb330de7f2bdf3dd2bca08374551b9423
Copyright registration time
2026-07-29T15:44:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:031a89a44d24e7f5e430321a0824965c661445d0cad152131a26dafbbeb87183

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.