Blue Ramble - Take B

Recording by Duke Ellington.

Recording identifiers

ISRC
USSM11005015
CopyrightID (CopyrightChains transaction hash)
0xa00cfd597c584f5025be0d5247a4d1e70671b6b66e882ba11e65ec4188f3bfdc
Copyright registration time
2026-07-31T16:48:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:d06ffb9c02c4a60959eaf0a0394397dfce920c29d1fab44663e9b74abed937bc

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.