ISRC QZK6M2380947
Verified recording
QZK6M2380947 is “C.O.R (Como Observar o Real)” by João Pestana,
registered on the CopyrightChains blockchain with CopyrightID
0xa3c5ff338252499528f39d8067fd49ae441dd26e4a890c7ca5ee0380f6dde075 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2380947.
Recording identifiers
- ISRC
- QZK6M2380947
- Title
- C.O.R (Como Observar o Real)
- Artist
- João Pestana
- CopyrightID (CopyrightChains transaction hash)
0xa3c5ff338252499528f39d8067fd49ae441dd26e4a890c7ca5ee0380f6dde075
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:6b6eaee965e63d7f637ff2bdef6fb6644d3c291fc0ff7a5b3b5fe036e0d07c65- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2380947
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: C.O.R (Como Observar o Real) · Machine-readable JSON-LD