ISRC USNO19745721
Verified recording
USNO19745721 is “Bells” by Kronos Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0x36340b10f1ff968c2f237394649febb06cbe79d3047f67fa541b8ebcb861d898 and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19745721.
Recording identifiers
- ISRC
- USNO19745721
- Title
- Bells
- Artist
- Kronos Quartet
- CopyrightID (CopyrightChains transaction hash)
0x36340b10f1ff968c2f237394649febb06cbe79d3047f67fa541b8ebcb861d898
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:21de6871cef8f79d457e73ea0b5882e7a97522fc17d4125d31903c95dcec50be- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19745721
- Bitcoin block existence check
- https://blockstream.info/api/block/960099