ISRC USLD91710211
Verified recording
USLD91710211 is “Arm Hammer” by Yung L.A,
registered on the CopyrightChains blockchain with CopyrightID
0x9fcf0ff096d0d73c09148dc74f5d9fb81725912b976bfaa8866cf72b18c60fea and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLD91710211.
Recording identifiers
- ISRC
- USLD91710211
- Title
- Arm Hammer
- Artist
- Yung L.A
- CopyrightID (CopyrightChains transaction hash)
0x9fcf0ff096d0d73c09148dc74f5d9fb81725912b976bfaa8866cf72b18c60fea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:89031bb1faebdda8051bb8da9863ef2dcf2e41aff20d41cc6961c3c5333b1052- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLD91710211
- Bitcoin block existence check
- https://blockstream.info/api/block/960138