In a Sentimental Mood

Recording by Duke Ellington Orchestra.

Recording identifiers

ISRC
DEL111500180
CopyrightID (CopyrightChains transaction hash)
0xef7fc9288d4df9f9ccaf056014c467871101c4e568532481f1351a3573ac4f9a
Copyright registration time
2026-07-06T09:50:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:5c495a490798e8a5c96d4699d806f369ee8e381557dd10abde301d1838bb3fcc

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.