Solitude

Recording by Duke Ellington.

Recording identifiers

ISRC
DKEFA2101214
CopyrightID (CopyrightChains transaction hash)
0x8c9b17ea36b9220d866c84cec1067d2ec4b6a8b7910b18a19325d6b7581bd161
Copyright registration time
2026-07-31T17:22:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:c9039b14b79a3c42f31f175f605c6bfee4fa53307d6828c2d098ce34536e3362

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.