ISRC QZNJZ2175685
Verified recording
QZNJZ2175685 is “House U” by Dj Márcia Cardoso,
registered on the CopyrightChains blockchain with CopyrightID
0xaf5f1997590d1c29f592b8256f5a6d472e3a0feed52284ca97794ea8d619c4fe 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/QZNJZ2175685.
Recording identifiers
- ISRC
- QZNJZ2175685
- Title
- House U
- Artist
- Dj Márcia Cardoso
- CopyrightID (CopyrightChains transaction hash)
0xaf5f1997590d1c29f592b8256f5a6d472e3a0feed52284ca97794ea8d619c4fe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:58b5e2ff9d01454cfa9e8cb768878e0d3324e1d50499b758ef5d6b593797e1b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJZ2175685
- Bitcoin block existence check
- https://blockstream.info/api/block/953520