ISRC QMBZ91433049
Verified recording
QMBZ91433049 is “El Porteñito” by Ángel Vargas,
registered on the CopyrightChains blockchain with CopyrightID
0x7f511a4e23b29b12900c03f9048277afea13aa2caedca66c4d0a3c1be34e34b2 and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91433049.
Recording identifiers
- ISRC
- QMBZ91433049
- Title
- El Porteñito
- Artist
- Ángel Vargas
- CopyrightID (CopyrightChains transaction hash)
0x7f511a4e23b29b12900c03f9048277afea13aa2caedca66c4d0a3c1be34e34b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:fa25e2d93c08c45531d1dcff0f5748e5a8ab0a464418cd3ed16f3b278c77ab50- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91433049
- Bitcoin block existence check
- https://blockstream.info/api/block/960354