Such Sweet Thunder

Recording by Duke Ellington.

Recording identifiers

ISRC
DKEFA2101105
CopyrightID (CopyrightChains transaction hash)
0xf36cd4e8fb1e29a65248697cebb11acd6fe208c04f2332ca5eebdaf6770f9b6e
Copyright registration time
2026-06-20T17:33:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a2513ae7852a535e21f0486502a967edecf1fca03a4285567e98a16e708c534e

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.