Sump'n 'Bout Rhythm

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM11005056
CopyrightID (CopyrightChains transaction hash)
0x3364e28a0c4dc1c1d8cf5f4cfea0a32bed7ab8b877e2a2ca4e293e3dc887839c
Copyright registration time
2026-08-01T03:51:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:30:37Z
Bitcoin block
960509
Canonical record hash
sha256:665aa59d258fe8b5198a8ecd7ca5c9937fff5f852a2823e8c708b9d0b3c7134e

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.