✅ The OpenTimestamps proof for my post-quantum key attestation has been confirmed in Bitcoin block 960117 (mined 2026-07-29T14:28:24 UTC). The link between my current Nostr identity and my post-quantum keys is now anchored to the Bitcoin blockchain and cannot be backdated.
Verify it here: https://laantungir.net/quantum-prep/verify.html?npub=npub1rmz9gu6de0m0u4ysrn39crrud099ahvfgs6pvasl4hpjr5ud7yus54xv06
This is a reply to my original attestation announcement. The confirmed proof is carried in a new kind 9999 event referencing the original.
