ISRC QZW9K2367890
Verified recording
QZW9K2367890 is “A Cambio de Que?” by B. Montes,
registered on the CopyrightChains blockchain with CopyrightID
0x228a4a5830336bbdd3da56e9e46a03517b424e12add11d4c84d0fa74d81343d7 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2367890.
Recording identifiers
- ISRC
- QZW9K2367890
- Title
- A Cambio de Que?
- Artist
- B. Montes
- CopyrightID (CopyrightChains transaction hash)
0x228a4a5830336bbdd3da56e9e46a03517b424e12add11d4c84d0fa74d81343d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:f14e16a67b83696c7234a123a717482d02760b9da517029de0546b675a55ca2d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2367890
- Bitcoin block existence check
- https://blockstream.info/api/block/960254