ISRC DEF057500573
Verified recording
DEF057500573 is “Kleine Dreigroschenmusik: III. Anstatt dass-Song” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0xf935832c70c7b15e7dd883a6915ef89b75777be38dfb560166c27caa9fa0d53f and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500573.
Recording identifiers
- ISRC
- DEF057500573
- Title
- Kleine Dreigroschenmusik: III. Anstatt dass-Song
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0xf935832c70c7b15e7dd883a6915ef89b75777be38dfb560166c27caa9fa0d53f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:f5f24c6e500d6f30a9053afd6a55332626c88760299fd4d39ad58ce4cc21c44c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500573
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Kleine Dreigroschenmusik: III. Anstatt dass-Song · Machine-readable JSON-LD