ISRC FRZ390400410
Verified recording
FRZ390400410 is “Fundos” by Custódio Castelo,
registered on the CopyrightChains blockchain with CopyrightID
0x3fc1b5afe368aee2d38792073c58aac48b2d591067377e06d9eae5cdfc59565a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ390400410.
Recording identifiers
- ISRC
- FRZ390400410
- Title
- Fundos
- Artist
- Custódio Castelo
- CopyrightID (CopyrightChains transaction hash)
0x3fc1b5afe368aee2d38792073c58aac48b2d591067377e06d9eae5cdfc59565a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:86ac63fe46336e363f7384943455c016d27fee5f308278187f32f1da97fa4b57- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ390400410
- Bitcoin block existence check
- https://blockstream.info/api/block/956304