ISRC QZDQH2156310
Verified recording
QZDQH2156310 is “Sobrino De Guzman” by Los Varones De California,
registered on the CopyrightChains blockchain with CopyrightID
0x7fcff5ee2c7f4b155bd3958b2f7ff8acc549c989eabe9850c1bc1dc152127d26 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2156310.
Recording identifiers
- ISRC
- QZDQH2156310
- Title
- Sobrino De Guzman
- Artist
- Los Varones De California
- CopyrightID (CopyrightChains transaction hash)
0x7fcff5ee2c7f4b155bd3958b2f7ff8acc549c989eabe9850c1bc1dc152127d26
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:42ef52b1fa491ae495c9d6351897f95a2733e0654c468982f5f44c745f9f8466- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2156310
- Bitcoin block existence check
- https://blockstream.info/api/block/960144