Youkali

Recording by Kurt Weill.

Recording identifiers

ISRC
GBAYC2200693
CopyrightID (CopyrightChains transaction hash)
0x9b91ea6e441dea3929a4a44e007143730529ef923461f456cfd3bc2195fa9e8d
Copyright registration time
2026-06-25T16:27:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f1629cc5943215ac63452be7a4d0541acd66d87d62b6a560aab5060ebd857d5c

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.