ISRC QMBZ91443910
Verified recording
QMBZ91443910 is “Beatriz” by Hamilton De Holanda,
registered on the CopyrightChains blockchain with CopyrightID
0x3bba9a8d59778b720c155c943de7eb4d9e158401c697f7511f001f2f58bde5d3 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91443910.
Recording identifiers
- ISRC
- QMBZ91443910
- Title
- Beatriz
- Artist
- Hamilton De Holanda
- CopyrightID (CopyrightChains transaction hash)
0x3bba9a8d59778b720c155c943de7eb4d9e158401c697f7511f001f2f58bde5d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:1784dc97cb0778f874ba4e6c823588ff51058e895a57003373a6820bf377d539- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91443910
- Bitcoin block existence check
- https://blockstream.info/api/block/957124