ISRC PTCN10700257
Verified recording
PTCN10700257 is “Lisboa e o Tejo” by Maria Armanda,
registered on the CopyrightChains blockchain with CopyrightID
0x975dd4985ac85855d4283305b5aca489449813327b36fede3820cb6762b33ebe and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTCN10700257.
Recording identifiers
- ISRC
- PTCN10700257
- Title
- Lisboa e o Tejo
- Artist
- Maria Armanda
- CopyrightID (CopyrightChains transaction hash)
0x975dd4985ac85855d4283305b5aca489449813327b36fede3820cb6762b33ebe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:3319d5dc39a9f956a114ce5564e7d675833e277d3ae5b9e2c204e008346eb563- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTCN10700257
- Bitcoin block existence check
- https://blockstream.info/api/block/960478