ISRC QZQAY2299001
Verified recording
QZQAY2299001 is “O Bem Do Mar” by Dorival Caymmi,
registered on the CopyrightChains blockchain with CopyrightID
0xc5584f3e09b9a27b73ed719332cf88af2c043fb6d4b3b4bfc6d768e7f6e8f5bc and independently timestamped
in Bitcoin block 960185 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2299001.
Recording identifiers
- ISRC
- QZQAY2299001
- Title
- O Bem Do Mar
- Artist
- Dorival Caymmi
- CopyrightID (CopyrightChains transaction hash)
0xc5584f3e09b9a27b73ed719332cf88af2c043fb6d4b3b4bfc6d768e7f6e8f5bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:32:48+00:00
- Bitcoin block
- 960185
- Canonical record hash
sha256:f7e63f137a7739c5e3dbbd78f3839f3a25e280d33d4476b03ab4d6905bc5c8e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2299001
- Bitcoin block existence check
- https://blockstream.info/api/block/960185