ISRC USKC62326704

Verified recording

USKC62326704 is “Clockworking for Orchestra” by Maria Huld Markan Sigfúsdóttir, registered on the CopyrightChains blockchain with CopyrightID 0x1b1b761f22c4b7474e28c9d97a54c85637082edf6a4a3e5909a94cf095e6606e and independently timestamped in Bitcoin block 960459 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKC62326704.

Recording identifiers

ISRC
USKC62326704
Title
Clockworking for Orchestra
Artist
Maria Huld Markan Sigfúsdóttir
CopyrightID (CopyrightChains transaction hash)
0x1b1b761f22c4b7474e28c9d97a54c85637082edf6a4a3e5909a94cf095e6606e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46+00:00
Bitcoin block
960459
Canonical record hash
sha256:3965e121c6eb9e7cb3343b47d088ee14c794d18ea96a69f52bb38356fa5745fb
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKC62326704
Bitcoin block existence check
https://blockstream.info/api/block/960459

Full record

Track page: Clockworking for Orchestra · Machine-readable JSON-LD