ISRC USNO10164905
Verified recording
USNO10164905 is “Perfidia (Perfidy)” by Kronos Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0xe3f88ebf8ffea55c739b7c77b3682796e24e9c9613d0165bce86c3f129735b27 and independently timestamped
in Bitcoin block 960175 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO10164905.
Recording identifiers
- ISRC
- USNO10164905
- Title
- Perfidia (Perfidy)
- Artist
- Kronos Quartet
- CopyrightID (CopyrightChains transaction hash)
0xe3f88ebf8ffea55c739b7c77b3682796e24e9c9613d0165bce86c3f129735b27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:16:15+00:00
- Bitcoin block
- 960175
- Canonical record hash
sha256:23cea15e0a7be04509e9a11f61e31b1e06a0d24ef2b59a84aa36f7d7246d2fda- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO10164905
- Bitcoin block existence check
- https://blockstream.info/api/block/960175