Echoes of Harlem

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM10502234
CopyrightID (CopyrightChains transaction hash)
0xfa6c659758c96b524e4a13a4eac3b34694bfccb8dc7d3ddff9a7c480e7bb186b
Copyright registration time
2026-06-19T08:53:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:3123c921e435e0df3d2ebcac255454adfddc4294be08726782a22c86146aff3a

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.