ISRC GBXUX0855408

Verified recording

GBXUX0855408 is “Nunc dimittis” by William Byrd, registered on the CopyrightChains blockchain with CopyrightID 0x378849dd4b99ff2bf02244c98631b7e48ded58ca65ec4f735b22889db1979064 and independently timestamped in Bitcoin block 960481 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBXUX0855408.

Recording identifiers

ISRC
GBXUX0855408
Title
Nunc dimittis
Artist
William Byrd
CopyrightID (CopyrightChains transaction hash)
0x378849dd4b99ff2bf02244c98631b7e48ded58ca65ec4f735b22889db1979064

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35+00:00
Bitcoin block
960481
Canonical record hash
sha256:bfa7d9daeb284ec937a1e62041be2778332a3ff4d94ffa146b4caf7e30a49d16
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBXUX0855408
Bitcoin block existence check
https://blockstream.info/api/block/960481

Full record

Track page: Nunc dimittis · Machine-readable JSON-LD