ISRC UKA682100039
Verified recording
UKA682100039 is “Model 40” by Karlheinz Stockhausen,
registered on the CopyrightChains blockchain with CopyrightID
0x9f53ea2871c3c7e1c4fd10718d953b655bf2ef92f7710d0ad73d1071ca475b01 and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKA682100039.
Recording identifiers
- ISRC
- UKA682100039
- Title
- Model 40
- Artist
- Karlheinz Stockhausen
- CopyrightID (CopyrightChains transaction hash)
0x9f53ea2871c3c7e1c4fd10718d953b655bf2ef92f7710d0ad73d1071ca475b01
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:993ee15d505a9feb04d081f2dd71c41751b749303ec96163a0753fad88771f6a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKA682100039
- Bitcoin block existence check
- https://blockstream.info/api/block/960435