ISRC USUM72021191
Verified recording
USUM72021191 is “Opinion Base” by EST Gee,
registered on the CopyrightChains blockchain with CopyrightID
0x9e1039b92e29f92cc7569da1d2f3f3d4e1f2e691ea6ac1e457b81b86917117cd and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72021191.
Recording identifiers
- ISRC
- USUM72021191
- Title
- Opinion Base
- Artist
- EST Gee
- CopyrightID (CopyrightChains transaction hash)
0x9e1039b92e29f92cc7569da1d2f3f3d4e1f2e691ea6ac1e457b81b86917117cd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:d4254666e2e1a78e6ff35d4f62fc864afd9a33518e2f9d20b0f84ec099f5c320- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72021191
- Bitcoin block existence check
- https://blockstream.info/api/block/953513