Uptown Downbeat

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM10801508
CopyrightID (CopyrightChains transaction hash)
0xae3e2f3566b6fea84535c915d1b426d8752441ddba97768662f4a005cdf664a7
Copyright registration time
2026-07-07T02:08:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:72a06dba8c4354e5c02b8d0eaff3eb2b1d44016200dc4bc5dc358154dc7e14ed

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.