ISRC QZKU62000407
Verified recording
QZKU62000407 is “Me Preguntas” by Grupo Sigma,
registered on the CopyrightChains blockchain with CopyrightID
0x1e9f643fd4213107f0cda4adc1b0197a03c967c444970c3025ca350963a36f9d and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKU62000407.
Recording identifiers
- ISRC
- QZKU62000407
- Title
- Me Preguntas
- Artist
- Grupo Sigma
- CopyrightID (CopyrightChains transaction hash)
0x1e9f643fd4213107f0cda4adc1b0197a03c967c444970c3025ca350963a36f9d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:5e44b9819870affeeb17837761d1c64edf825043360cf68f7d12e326d85a3689- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKU62000407
- Bitcoin block existence check
- https://blockstream.info/api/block/960302