ISRC UK6821719433
Verified recording
UK6821719433 is “Xerrox Calypsoid 2” by alva noto,
registered on the CopyrightChains blockchain with CopyrightID
0x18923b28d68b717799a1d1c5f303043916b14bce2328eabf1ccb7f4c9d0e9334 and independently timestamped
in Bitcoin block 960153 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK6821719433.
Recording identifiers
- ISRC
- UK6821719433
- Title
- Xerrox Calypsoid 2
- Artist
- alva noto
- CopyrightID (CopyrightChains transaction hash)
0x18923b28d68b717799a1d1c5f303043916b14bce2328eabf1ccb7f4c9d0e9334
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:57:12+00:00
- Bitcoin block
- 960153
- Canonical record hash
sha256:562c84be428a3f457a90505c9e57d03bc4122a252703c27b2448288912847d9f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK6821719433
- Bitcoin block existence check
- https://blockstream.info/api/block/960153