ISRC UK6821719352

Verified recording

UK6821719352 is “Prototype 4” by alva noto, registered on the CopyrightChains blockchain with CopyrightID 0x78e83b200ff18cb17a342a84a45e5fd80145cdb9d874f51aa7552f0035e7a358 and independently timestamped in Bitcoin block 960254 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK6821719352.

Recording identifiers

ISRC
UK6821719352
Title
Prototype 4
Artist
alva noto
CopyrightID (CopyrightChains transaction hash)
0x78e83b200ff18cb17a342a84a45e5fd80145cdb9d874f51aa7552f0035e7a358

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T12:06:10+00:00
Bitcoin block
960254
Canonical record hash
sha256:8e3a8380ec7f1dea3979a4b2963ab7a0c3ac8c97e610b32ddbab1610bf7c6db9
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK6821719352
Bitcoin block existence check
https://blockstream.info/api/block/960254

Full record

Track page: Prototype 4 · Machine-readable JSON-LD