ISRC QZFZ72008576
Verified recording
QZFZ72008576 is “Problem” by Rob49,
registered on the CopyrightChains blockchain with CopyrightID
0x5d985429bf83436d3e29e3b401afb5c421daee123c29358ecd3e4e3f2a501ef2 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ72008576.
Recording identifiers
- ISRC
- QZFZ72008576
- Title
- Problem
- Artist
- Rob49
- CopyrightID (CopyrightChains transaction hash)
0x5d985429bf83436d3e29e3b401afb5c421daee123c29358ecd3e4e3f2a501ef2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:73901e954938185c7ca0f6fef19ed5e91a1e043614a3da2cf3ed0c128b5272b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ72008576
- Bitcoin block existence check
- https://blockstream.info/api/block/957118