ISRC PTUM10100159
Verified recording
PTUM10100159 is “Cantar De Amigos” by Paulo de Carvalho,
registered on the CopyrightChains blockchain with CopyrightID
0x935560685da9a27b47d4bcdb07f886d2c1bfa2521b36fd734658833fab91f57d and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTUM10100159.
Recording identifiers
- ISRC
- PTUM10100159
- Title
- Cantar De Amigos
- Artist
- Paulo de Carvalho
- CopyrightID (CopyrightChains transaction hash)
0x935560685da9a27b47d4bcdb07f886d2c1bfa2521b36fd734658833fab91f57d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:760677ebd268e50016d05767304f8fa6098a55e7ce48bb9539f4bf0c2a4f398a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTUM10100159
- Bitcoin block existence check
- https://blockstream.info/api/block/960266