ISRC PTOV19400258
Verified recording
PTOV19400258 is “A Rosa de Alfama” by Ada De Castro,
registered on the CopyrightChains blockchain with CopyrightID
0x4d7738a19081fccf97bc901aeb085b993fde3e862374dc39af70cbb95301b9c1 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTOV19400258.
Recording identifiers
- ISRC
- PTOV19400258
- Title
- A Rosa de Alfama
- Artist
- Ada De Castro
- CopyrightID (CopyrightChains transaction hash)
0x4d7738a19081fccf97bc901aeb085b993fde3e862374dc39af70cbb95301b9c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:ddf2ff47b763eeedc8b378f7f08b419f02a1b1c8566a385d1cf624c70d20b89d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTOV19400258
- Bitcoin block existence check
- https://blockstream.info/api/block/960441