Perdido

Recording by Duke Ellington.

Recording identifiers

ISRC
GBAVQ2000187
CopyrightID (CopyrightChains transaction hash)
0x9b8188c182047f0fe4f3893a9a361f1519d3653dc2316883bbac5e6c527d0809
Copyright registration time
2026-07-31T02:49:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T03:15:04Z
Bitcoin block
960340
Canonical record hash
sha256:41a203028c08b3ae7cb959c54c0e378200345d252bfca3c0987be256363b3131

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.