Diminuendo In Blue

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM10502236
CopyrightID (CopyrightChains transaction hash)
0x56cee9d20fe758c41abb178bdc391ad524780a8988277adc2ba341e6f073456e
Copyright registration time
2026-06-10T02:34:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:79bce99f98a428f96906469fac10667f4534842eaec6a975b00fe465d5b283f4

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.