ISRC USUM70620811
Verified recording
USUM70620811 is “Black Republican” by Nas,
registered on the CopyrightChains blockchain with CopyrightID
0x7337eece94e6e6d6f4239ea26c804dba82185b3a097f26ef870091f09b7045e6 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/USUM70620811.
Recording identifiers
- ISRC
- USUM70620811
- Title
- Black Republican
- Artist
- Nas
- CopyrightID (CopyrightChains transaction hash)
0x7337eece94e6e6d6f4239ea26c804dba82185b3a097f26ef870091f09b7045e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:f0785b764438fb0cdb7e624ac80089f4f4c14001689aa3108a4c191294abac38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70620811
- Bitcoin block existence check
- https://blockstream.info/api/block/953513