ISRC QZS7J2499140
Verified recording
QZS7J2499140 is “Throw It Up” by JR Writer,
registered on the CopyrightChains blockchain with CopyrightID
0xb39db0941d8288592b83994c3d6e9d6c01481b80756f1de52921d07ff5594c69 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS7J2499140.
Recording identifiers
- ISRC
- QZS7J2499140
- Title
- Throw It Up
- Artist
- JR Writer
- CopyrightID (CopyrightChains transaction hash)
0xb39db0941d8288592b83994c3d6e9d6c01481b80756f1de52921d07ff5594c69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6873b8d2d021388562b5b2b643f81c4986be4df50b5f35f31ed79b540255c5bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS7J2499140
- Bitcoin block existence check
- https://blockstream.info/api/block/956304