ISRC USUR40824308
Verified recording
USUR40824308 is “Hold It Down” by Greyboy,
registered on the CopyrightChains blockchain with CopyrightID
0xb28bee28929b394f1d085b709dd6a9581a79e0751f2cb481737da1c06fcf96ad 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/USUR40824308.
Recording identifiers
- ISRC
- USUR40824308
- Title
- Hold It Down
- Artist
- Greyboy
- CopyrightID (CopyrightChains transaction hash)
0xb28bee28929b394f1d085b709dd6a9581a79e0751f2cb481737da1c06fcf96ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f6dee61a8627e58826dfacde81ed7dd33bda64a1b2286fa98fe3ebfea11a6996- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUR40824308
- Bitcoin block existence check
- https://blockstream.info/api/block/960138