ISRC USV351477543
Verified recording
USV351477543 is “Que Dificíl Eres” by Maria Dolores Pradera,
registered on the CopyrightChains blockchain with CopyrightID
0x640fbd5d35c20de0632092b6772b77fe5f27086602f503c399793f46c1e33f5e and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USV351477543.
Recording identifiers
- ISRC
- USV351477543
- Title
- Que Dificíl Eres
- Artist
- Maria Dolores Pradera
- CopyrightID (CopyrightChains transaction hash)
0x640fbd5d35c20de0632092b6772b77fe5f27086602f503c399793f46c1e33f5e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:f77cc7af149e20817d8c4ea7b786c1240aa8654afd18ed6d104609bc7a74f74a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USV351477543
- Bitcoin block existence check
- https://blockstream.info/api/block/960481