ISRC QZTRX2371007
Verified recording
QZTRX2371007 is “Nubes Negras” by Llovido,
registered on the CopyrightChains blockchain with CopyrightID
0x4729f237a152ea68c4d3c8cf9881790f2111ee6ca1334fc7032cc05ff67daae9 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2371007.
Recording identifiers
- ISRC
- QZTRX2371007
- Title
- Nubes Negras
- Artist
- Llovido
- CopyrightID (CopyrightChains transaction hash)
0x4729f237a152ea68c4d3c8cf9881790f2111ee6ca1334fc7032cc05ff67daae9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:2745783d454a83a970b260ef9460f37b9820908703ea895de8a6990c72b481ea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2371007
- Bitcoin block existence check
- https://blockstream.info/api/block/956304