ISRC QZK6K2201739
Verified recording
QZK6K2201739 is “Sofisticado” by Marca MP,
registered on the CopyrightChains blockchain with CopyrightID
0xdd37129a6edc0c2f068ab93662c56d5bff321cd8b58f04a73cf7410da78c7c2b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2201739.
Recording identifiers
- ISRC
- QZK6K2201739
- Title
- Sofisticado
- Artist
- Marca MP
- CopyrightID (CopyrightChains transaction hash)
0xdd37129a6edc0c2f068ab93662c56d5bff321cd8b58f04a73cf7410da78c7c2b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:aefa622de4fbe213a20ca78b8a319080ae58178e7357f128af7ac7fa27a271bf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2201739
- Bitcoin block existence check
- https://blockstream.info/api/block/953520