In a Sentimental Mood

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM13500061
CopyrightID (CopyrightChains transaction hash)
0x9e881ab758817a1098f5239c53514f2d148c47f79b728cdab4b513c6befaefd7
Copyright registration time
2026-06-09T12:31:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a2934d10dd78d0ead4da9669d809dcdded41f836c209f3bd3aa6540995d3f12b

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.