ISRC USUM71911807
Verified recording
USUM71911807 is “Surface” by Mustard,
registered on the CopyrightChains blockchain with CopyrightID
0xace3296d68b7121c0f579c0c793087ba960cf3354b9b9db9b45dc0a6292a570a and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71911807.
Recording identifiers
- ISRC
- USUM71911807
- Title
- Surface
- Artist
- Mustard
- CopyrightID (CopyrightChains transaction hash)
0xace3296d68b7121c0f579c0c793087ba960cf3354b9b9db9b45dc0a6292a570a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:0f36703ab831add9104e9b40b1e96c792c847b7c8047ea8f433ff92cc554270d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71911807
- Bitcoin block existence check
- https://blockstream.info/api/block/953513