ISRC PT7CZ1400012
Verified recording
PT7CZ1400012 is “Quem Será” by B4,
registered on the CopyrightChains blockchain with CopyrightID
0xfb4359b4131c8aac23bd71dd94f8e74cc6cd00b2a8b36139da0a70f066158510 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT7CZ1400012.
Recording identifiers
- ISRC
- PT7CZ1400012
- Title
- Quem Será
- Artist
- B4
- CopyrightID (CopyrightChains transaction hash)
0xfb4359b4131c8aac23bd71dd94f8e74cc6cd00b2a8b36139da0a70f066158510
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ac0901a73f1848b75e17d161d659e1473798ddfbdbc22998c04e60984ba49be3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT7CZ1400012
- Bitcoin block existence check
- https://blockstream.info/api/block/957118