ISRC PTCN11400036
Verified recording
PTCN11400036 is “Internacional” by Mário Laginha,
registered on the CopyrightChains blockchain with CopyrightID
0x127232d8afba3b1f0f5ab77931b7b1f7aed36f6c7c11a8ac966488e75bdb1adf and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTCN11400036.
Recording identifiers
- ISRC
- PTCN11400036
- Title
- Internacional
- Artist
- Mário Laginha
- CopyrightID (CopyrightChains transaction hash)
0x127232d8afba3b1f0f5ab77931b7b1f7aed36f6c7c11a8ac966488e75bdb1adf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6eed3347f9ff8ff7806e20f5891508791bd206542828d52e5c29225b6a7c7fc9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTCN11400036
- Bitcoin block existence check
- https://blockstream.info/api/block/957118