ISRC USYLM2200058
Verified recording
USYLM2200058 is “CHALLNGR 1.1” by Dubfire,
registered on the CopyrightChains blockchain with CopyrightID
0xdfd053edd7819af9b106042fd26956636e860a5b16bc3df0a1fae7df7b52e689 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USYLM2200058.
Recording identifiers
- ISRC
- USYLM2200058
- Title
- CHALLNGR 1.1
- Artist
- Dubfire
- CopyrightID (CopyrightChains transaction hash)
0xdfd053edd7819af9b106042fd26956636e860a5b16bc3df0a1fae7df7b52e689
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:102b0012306d847a5a823038afd06c2c8da39bfdda4aba284e2232c31841f86a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USYLM2200058
- Bitcoin block existence check
- https://blockstream.info/api/block/960334