ISRC PTUM71200216
Verified recording
PTUM71200216 is “Calçada à Portuguesa” by Carlos Do Carmo,
registered on the CopyrightChains blockchain with CopyrightID
0x97e86197b7c92e9d9df3d299905ace0850a8e136851454665c8315258942c923 and independently timestamped
in Bitcoin block 960199 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTUM71200216.
Recording identifiers
- ISRC
- PTUM71200216
- Title
- Calçada à Portuguesa
- Artist
- Carlos Do Carmo
- CopyrightID (CopyrightChains transaction hash)
0x97e86197b7c92e9d9df3d299905ace0850a8e136851454665c8315258942c923
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:30:29+00:00
- Bitcoin block
- 960199
- Canonical record hash
sha256:2d451e17a8739bde56b9d3a39d35e283f987f19ba9a0deccd04119bdd203f275- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTUM71200216
- Bitcoin block existence check
- https://blockstream.info/api/block/960199