ISRC UST8K1790977
Verified recording
UST8K1790977 is “Optimum Esse” by Tay Iwar,
registered on the CopyrightChains blockchain with CopyrightID
0xdcb6ea1b2fb5decdadb3adb75a4877c9f6877b1674a02091e96867dc95f3ffef and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1790977.
Recording identifiers
- ISRC
- UST8K1790977
- Title
- Optimum Esse
- Artist
- Tay Iwar
- CopyrightID (CopyrightChains transaction hash)
0xdcb6ea1b2fb5decdadb3adb75a4877c9f6877b1674a02091e96867dc95f3ffef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:2659c51364b6967da39993c25818472ff42763bcecb4b12a2c411f143c80dc4b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1790977
- Bitcoin block existence check
- https://blockstream.info/api/block/956302