ISRC USUM72403104
Verified recording
USUM72403104 is “Las Tres Notas” by Sam Tsui,
registered on the CopyrightChains blockchain with CopyrightID
0x5659db682a4cf4344d14697e1cd41777f712356d43311766089e0b5517d6cd48 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72403104.
Recording identifiers
- ISRC
- USUM72403104
- Title
- Las Tres Notas
- Artist
- Sam Tsui
- CopyrightID (CopyrightChains transaction hash)
0x5659db682a4cf4344d14697e1cd41777f712356d43311766089e0b5517d6cd48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:24d4e823ffa151e38f4ff116aa297b70537c811441d4104bb1871cf5d4644623- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72403104
- Bitcoin block existence check
- https://blockstream.info/api/block/960473