Troubled Waters - Take 1

Recording by Duke Ellington.

Recording identifiers

ISRC
USBB19900144
CopyrightID (CopyrightChains transaction hash)
0x47318542ebd63e7adca9bf9a1f7b8dc65429ffcd41df44bfdad5f74200ea56d2
Copyright registration time
2026-07-07T22:13:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e8b3be33512ba377f02a282cb1841dcaee8c559e30e37e0576f573b6460761b6

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.