ISRC QZ9QQ2300748
Verified recording
QZ9QQ2300748 is “Hasta Cuando” by Los Farmerz,
registered on the CopyrightChains blockchain with CopyrightID
0xbd77063c054254776e1bdca173020487b10a79813889a6c6e186b4454573ff9e and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ9QQ2300748.
Recording identifiers
- ISRC
- QZ9QQ2300748
- Title
- Hasta Cuando
- Artist
- Los Farmerz
- CopyrightID (CopyrightChains transaction hash)
0xbd77063c054254776e1bdca173020487b10a79813889a6c6e186b4454573ff9e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:128827199db7ded5e07e768afa67aa8cd650db415350b445737348502956d3ec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ9QQ2300748
- Bitcoin block existence check
- https://blockstream.info/api/block/953515