ISRC PTVC11900016
Verified recording
PTVC11900016 is “Madrugada de Alfama” by Amália Rodrigues,
registered on the CopyrightChains blockchain with CopyrightID
0x8a4f3ffb3db52ce5750f395094e25427485998ee18f80abbed72fb34730a6c5d and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTVC11900016.
Recording identifiers
- ISRC
- PTVC11900016
- Title
- Madrugada de Alfama
- Artist
- Amália Rodrigues
- CopyrightID (CopyrightChains transaction hash)
0x8a4f3ffb3db52ce5750f395094e25427485998ee18f80abbed72fb34730a6c5d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:2eeced576aba93f9b1e63db6de456da92325d0119b3d19dff776bf608e610bbb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTVC11900016
- Bitcoin block existence check
- https://blockstream.info/api/block/960468