ISRC QZFZ71998431
Verified recording
QZFZ71998431 is “Dona Onça” by Mac Júlia,
registered on the CopyrightChains blockchain with CopyrightID
0xf57ac56d936ec6c3541a20d0f8f219337d3d57e4b09571c165f09101f2c90463 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ71998431.
Recording identifiers
- ISRC
- QZFZ71998431
- Title
- Dona Onça
- Artist
- Mac Júlia
- CopyrightID (CopyrightChains transaction hash)
0xf57ac56d936ec6c3541a20d0f8f219337d3d57e4b09571c165f09101f2c90463
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:fa9359a9b0499afde3db5d9fc49da8b223e91cef51dbc04c72715edf882f3f43- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ71998431
- Bitcoin block existence check
- https://blockstream.info/api/block/953520