ISRC USUM71111634
Verified recording
USUM71111634 is “Otis” by JAŸ-Z,
registered on the CopyrightChains blockchain with CopyrightID
0x880be43a2f001ce23c93891307aa002ec8b7b9f4971d26a574b902adefdf5a0e 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/USUM71111634.
Recording identifiers
- ISRC
- USUM71111634
- Title
- Otis
- Artist
- JAŸ-Z
- CopyrightID (CopyrightChains transaction hash)
0x880be43a2f001ce23c93891307aa002ec8b7b9f4971d26a574b902adefdf5a0e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:d525d2beb7748239410bb8640628436a369432ee09e1eab7cb111951b5a6926d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71111634
- Bitcoin block existence check
- https://blockstream.info/api/block/953513