Youkali

Recording by Kurt Weill.

Recording identifiers

ISRC
DEMP81000004
CopyrightID (CopyrightChains transaction hash)
0x3073fea6363c2bae3610b7b3fa98202e52a42d8f48c67a05f28817ec69026eaa
Copyright registration time
2026-07-07T14:41:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a3d8704cbba93fae66e86311ffce18659ea3050554e12f2f6a568dfba8de0551

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.