ISRC USUYG1231387
Verified recording
USUYG1231387 is “21 Questions” by Blacc Zacc,
registered on the CopyrightChains blockchain with CopyrightID
0x20859f1fc356ab866d8dc3279d6d14569f00114a745d8aec91e34b1a991dfff3 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1231387.
Recording identifiers
- ISRC
- USUYG1231387
- Title
- 21 Questions
- Artist
- Blacc Zacc
- CopyrightID (CopyrightChains transaction hash)
0x20859f1fc356ab866d8dc3279d6d14569f00114a745d8aec91e34b1a991dfff3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:e12616fb098ca56d047905018545c493dc5880013e5770e0811ef70a43f05fbe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1231387
- Bitcoin block existence check
- https://blockstream.info/api/block/960368