ISRC CNUM71600022
Verified recording
CNUM71600022 is “Grauna” by João Pernambuco,
registered on the CopyrightChains blockchain with CopyrightID
0x8ef9dda0be50b694fcb758c683f74ca7253ab2353e497c9bbb6a4130dcab08a2 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNUM71600022.
Recording identifiers
- ISRC
- CNUM71600022
- Title
- Grauna
- Artist
- João Pernambuco
- CopyrightID (CopyrightChains transaction hash)
0x8ef9dda0be50b694fcb758c683f74ca7253ab2353e497c9bbb6a4130dcab08a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:3214d74f26e2fab5286e04f4cbd28849ac8847410112f88f4807fadd738c11d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNUM71600022
- Bitcoin block existence check
- https://blockstream.info/api/block/960360