ISRC QZQAY2238630
Verified recording
QZQAY2238630 is “O Vento” by Dorival Caymmi,
registered on the CopyrightChains blockchain with CopyrightID
0xc8c7d87425480045c2eea59d8fcdd67bfdd75a9f3105c94c554d4acc92554da4 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2238630.
Recording identifiers
- ISRC
- QZQAY2238630
- Title
- O Vento
- Artist
- Dorival Caymmi
- CopyrightID (CopyrightChains transaction hash)
0xc8c7d87425480045c2eea59d8fcdd67bfdd75a9f3105c94c554d4acc92554da4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:26cb663fc0f2dd8f976b38501a06299103a7d7663e4997d454923ba595dfac93- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2238630
- Bitcoin block existence check
- https://blockstream.info/api/block/960138