ISRC QMBZ91405804
Verified recording
QMBZ91405804 is “Sete Anéis” by Hamilton De Holanda,
registered on the CopyrightChains blockchain with CopyrightID
0x256d4de555c746daa452205e947c6b577b78728feccaf9664701bb1327101187 and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91405804.
Recording identifiers
- ISRC
- QMBZ91405804
- Title
- Sete Anéis
- Artist
- Hamilton De Holanda
- CopyrightID (CopyrightChains transaction hash)
0x256d4de555c746daa452205e947c6b577b78728feccaf9664701bb1327101187
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:9fe1ae0421a1537eab43e253a95c99997c32354297c22fa53b34d490e9669717- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91405804
- Bitcoin block existence check
- https://blockstream.info/api/block/960247