Troubled Waters - Take 2

Recording by Duke Ellington.

Recording identifiers

ISRC
USBB19900145
CopyrightID (CopyrightChains transaction hash)
0x8a05c46c75f1a1170547a677eabc523469626a4ef8ce0f6f435aff82fb5188bb
Copyright registration time
2026-07-31T21:37:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44Z
Bitcoin block
960473
Canonical record hash
sha256:19cd41df5f85324477615fc3d3b9a657c1dc9434e582943dfd1a342f81ae5246

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.