ISRC DEMP80900003
Verified recording
DEMP80900003 is “Was weißt denn du” by Walter Jurmann,
registered on the CopyrightChains blockchain with CopyrightID
0x74e2b4a8d88ea6f0a1432958533fa12c540effcd340f97397370a883d14e85a2 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEMP80900003.
Recording identifiers
- ISRC
- DEMP80900003
- Title
- Was weißt denn du
- Artist
- Walter Jurmann
- CopyrightID (CopyrightChains transaction hash)
0x74e2b4a8d88ea6f0a1432958533fa12c540effcd340f97397370a883d14e85a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:803219d0e0aea1f99266ca46576d25610b097049c1a7aa2f47824fc359d2160b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEMP80900003
- Bitcoin block existence check
- https://blockstream.info/api/block/960284