ISRC US5UL1320459
Verified recording
US5UL1320459 is “Biohazard” by Mark Braga,
registered on the CopyrightChains blockchain with CopyrightID
0x18c79bfff14f5d4a62e08d00297dff18427e1985a35d310082bce6562978e011 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/US5UL1320459.
Recording identifiers
- ISRC
- US5UL1320459
- Title
- Biohazard
- Artist
- Mark Braga
- CopyrightID (CopyrightChains transaction hash)
0x18c79bfff14f5d4a62e08d00297dff18427e1985a35d310082bce6562978e011
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4a470d616ff26b3880bd45e607b2928063b3a57c4cb3f712c60b6ddee39927c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5UL1320459
- Bitcoin block existence check
- https://blockstream.info/api/block/957118