ISRC PT9HM2000010
Verified recording
PT9HM2000010 is “Carinhoso - Arranged for Piano Four Hands” by Alfredo da Rocha Viana Filho,
registered on the CopyrightChains blockchain with CopyrightID
0x6f90568fd117721ef630f0b1984870287aa71bb054f94f1c2e4535c3f9348e7b and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT9HM2000010.
Recording identifiers
- ISRC
- PT9HM2000010
- Title
- Carinhoso - Arranged for Piano Four Hands
- Artist
- Alfredo da Rocha Viana Filho
- CopyrightID (CopyrightChains transaction hash)
0x6f90568fd117721ef630f0b1984870287aa71bb054f94f1c2e4535c3f9348e7b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:7a035fc6557f97f2f6dec4e857f124dffd2a6ff185d22a0c3f58784f2ad52876- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT9HM2000010
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Carinhoso - Arranged for Piano Four Hands · Machine-readable JSON-LD