ISRC USIR19701515
Verified recording
USIR19701515 is “Phone Tap” by Nas,
registered on the CopyrightChains blockchain with CopyrightID
0xcfef2a6bea66aa627ee4ee31f6e89d7508bc5be227505795bb9f883c6b8cf521 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR19701515.
Recording identifiers
- ISRC
- USIR19701515
- Title
- Phone Tap
- Artist
- Nas
- CopyrightID (CopyrightChains transaction hash)
0xcfef2a6bea66aa627ee4ee31f6e89d7508bc5be227505795bb9f883c6b8cf521
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:801ac250d47b5e5d454b55a2585d853b59f57eff2e30aad77411089cc064c1a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR19701515
- Bitcoin block existence check
- https://blockstream.info/api/block/953528