ISRC QZDQH2387106
Verified recording
QZDQH2387106 is “Cuatro Letras” by Los Amigueros de la Sierra,
registered on the CopyrightChains blockchain with CopyrightID
0x871c3a5cc9605a13b54541734b515aa512ffaae69479cb4d6be1dfbf49b848a2 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2387106.
Recording identifiers
- ISRC
- QZDQH2387106
- Title
- Cuatro Letras
- Artist
- Los Amigueros de la Sierra
- CopyrightID (CopyrightChains transaction hash)
0x871c3a5cc9605a13b54541734b515aa512ffaae69479cb4d6be1dfbf49b848a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:106f6371d487357989c220daafb6d38f16cbd45efc92a0e0931abb555d298bc0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2387106
- Bitcoin block existence check
- https://blockstream.info/api/block/956302