ISRC US4KV1300023
Verified recording
US4KV1300023 is “Countdown (feat. 2 Chainz)” by E-40,
registered on the CopyrightChains blockchain with CopyrightID
0xff5485a8b876a3528f8193dfae892de7c867ef899ea45ba67bc60255b88fdd84 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/US4KV1300023.
Recording identifiers
- ISRC
- US4KV1300023
- Title
- Countdown (feat. 2 Chainz)
- Artist
- E-40
- CopyrightID (CopyrightChains transaction hash)
0xff5485a8b876a3528f8193dfae892de7c867ef899ea45ba67bc60255b88fdd84
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d13614e7954ea11658192665e4cb867c4cb5fbea4e87c061475e84dd3689a6a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4KV1300023
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Countdown (feat. 2 Chainz) · Machine-readable JSON-LD