ISRC UKA682100020
Verified recording
UKA682100020 is “Model 21” by Karlheinz Stockhausen,
registered on the CopyrightChains blockchain with CopyrightID
0x8dd0afbfd45c4c184836095355d51e9404d60a5812f3ccedfe1d643e0a6c4fb9 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKA682100020.
Recording identifiers
- ISRC
- UKA682100020
- Title
- Model 21
- Artist
- Karlheinz Stockhausen
- CopyrightID (CopyrightChains transaction hash)
0x8dd0afbfd45c4c184836095355d51e9404d60a5812f3ccedfe1d643e0a6c4fb9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:ec2a77bff6ebb7a1aa5689ce493c36179e7e2815cbc52c12b5c8bf7e99e33309- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKA682100020
- Bitcoin block existence check
- https://blockstream.info/api/block/960321