ISRC BK4DA2409950
Verified recording
BK4DA2409950 is “Problemón” by Chus Santana,
registered on the CopyrightChains blockchain with CopyrightID
0x1b133835ade93e093ffdbc0e00e0e18bd9f812be5cfdbeb5e6a3faa1637226ad and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2409950.
Recording identifiers
- ISRC
- BK4DA2409950
- Title
- Problemón
- Artist
- Chus Santana
- CopyrightID (CopyrightChains transaction hash)
0x1b133835ade93e093ffdbc0e00e0e18bd9f812be5cfdbeb5e6a3faa1637226ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:293ba246759d1cb7ea2ded1ce980b8a1a7084d3f4312e3f693ba3c5cca2c09a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2409950
- Bitcoin block existence check
- https://blockstream.info/api/block/960220