ISRC QZ5AB1819628
Verified recording
QZ5AB1819628 is “Cuando Nadie” by Picasso,
registered on the CopyrightChains blockchain with CopyrightID
0x7705d44e919519bf8aeb81fd5d1efede1be4730a3416f3b191d98404b3bc377e and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1819628.
Recording identifiers
- ISRC
- QZ5AB1819628
- Title
- Cuando Nadie
- Artist
- Picasso
- CopyrightID (CopyrightChains transaction hash)
0x7705d44e919519bf8aeb81fd5d1efede1be4730a3416f3b191d98404b3bc377e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:bc14c51b000df1514520745dcfba669913d837188cd4791028e49360a9383bc2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1819628
- Bitcoin block existence check
- https://blockstream.info/api/block/960360