ISRC USUM71507721
Verified recording
USUM71507721 is “Norf Norf” by Vince Staples,
registered on the CopyrightChains blockchain with CopyrightID
0x7a9e23c68d933570c162b0dadad874c91f001c401088add0335c7b7a845c626b 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/USUM71507721.
Recording identifiers
- ISRC
- USUM71507721
- Title
- Norf Norf
- Artist
- Vince Staples
- CopyrightID (CopyrightChains transaction hash)
0x7a9e23c68d933570c162b0dadad874c91f001c401088add0335c7b7a845c626b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:23eb05bf9ccc4fdda56ee072d1da1b9134ee0e58d4e4ca9283bd22c6841e3e5f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71507721
- Bitcoin block existence check
- https://blockstream.info/api/block/953513