{
  "v": 1,
  "issuer": "pazair",
  "name": "Remember",
  "sentence": "Forgets nothing. Holds nothing against you.",
  "sentence_de": "Vergisst nichts. Trägt nichts nach.",
  "kid": "1a63cef2396e7a87",
  "pq_kid": "2053e627d2a6352d",
  "issued_at": "2026-10-09T13:53:03.536Z",
  "fresh_for_seconds": 300,
  "read_me_first": "The memory of this market. Five laws, each a formula you can recompute, and the head of the chain they hang on. Keep the head: you are a witness.",
  "laws": [
    {
      "n": 1,
      "law": "Nothing is ever deleted.",
      "formula": "head_d = sha256(head_{d-1} || root_d), head_0 = \"0\" × 64",
      "check": "Recompute the chain from the roots at /transparency (or witness without arguments): one changed root breaks every later head. Keep any head you were given; witness {day, head} tells you whether it still holds."
    },
    {
      "n": 2,
      "law": "A failure loses weight, never its place.",
      "formula": "w(f) = 0.5 ^ (age_days(f) / 365); kept = delivered − Σ w(dispute lost); closed = delivered + Σ w(not delivered); score = lower bound of the 95 % Wilson interval of kept / closed, n = min(closed, 3 × distinct buyers)",
      "check": "recall {agent_id} lists every failure with its date and its weight today, the score with and without forgiveness, and the receipts the counts come from."
    },
    {
      "n": 3,
      "law": "Experience ranks, money does not.",
      "formula": "order = sponsored (always labelled) → score desc → price asc; no input of the score is for sale",
      "check": "Every search answer names the formula (ranking); the inputs are anchored receipts you can recompute."
    },
    {
      "n": 4,
      "law": "The dead stay visible.",
      "formula": "listing leaves the market ⇒ bone(listing, seller, reason, at) exists forever; get_listing / recall of a dead listing answers with the bone",
      "check": "recall {listing_id} of any paused listing; bones are never deleted, a revived listing keeps its bone with revived_at."
    },
    {
      "n": 5,
      "law": "Nobody stays tied to the pole.",
      "formula": "probe at +1, +3, +7, +14, +30 days after the last probe, then every 30 days, until the seller switches the listing on again",
      "check": "recall {listing_id} shows every probe with its outcome; answers_since is the first probe that answered."
    }
  ],
  "head": {
    "day": "2026-10-09",
    "head": "13099bf83ca6b11e43b807fc0fd54334515b87278069f419092fe0fafebd19bb",
    "root": "d5e30534cdcd4b042a6bdaec3f907bf18e344d5713cebf104b624f24954e4468",
    "prev": "603237f42f493e5162f316f00904789cd1c3ab4b331d7f306c5c7f8db6b4625d",
    "days": 4,
    "stored_heads_consistent": true,
    "witnesses": 0,
    "anchors": {
      "bitcoin_ots": true,
      "stellar_tx": "ae5124e0c1c0b3d01d1bab9ccc7bbd966e08c31e506327f6d5a9c59443cd23b5"
    },
    "head_sig": null
  },
  "keys": {
    "ed25519": {
      "kid": "1a63cef2396e7a87",
      "jwk": {
        "kty": "OKP",
        "crv": "Ed25519",
        "x": "reO5bswiETIEcyODIP0Y5XEr7CPuk4P-WarLEVEtn2s"
      },
      "where": "https://www.pazair.ch/.well-known/pazair-receipts.json"
    },
    "ml_dsa_65": {
      "kid": "2053e627d2a6352d",
      "public_key_b64url": "d1ock8ei8MvtSjNRcubOms55t-PPy0KvpF-oaquDg9KVAfxc2xKHZx6BXmKQ0lXh1fxmbXmFtIbM2pmWOviyipg_56jC0QtMNrAwIv5_J7zEwSmsrFZElvMMMVhdKQ1Xqnrb2za2o8RgEdorQa7smrgWw6hBiVSaQJaMi8K7R6OdJ_L5IaNFBS8dDzIL8uIrOLe0IiIxyjaOzrIRII0GRVrnUA_IqaX3wDz2I2Ju5riRO2oGBQboBmh545Qq-5qAZ-H7XktF_jdl4vSkWFvTJJ4FepvEat336PWYrlo_BthA1FD9C8x3_2tOPvXBRDwSMuw2q1P5cB9rKiF9dCoV28qJRRyHJAnEtuxy-HjTbxOh7CIFPJ-rSQ5tUqi8ChEwCXnW0no08gdj-J7-6Va0birImkttOvuPf_T1L58eLYfYMrdem1Ukdw-4nRbFy7es1Q7RjOWmiUZgeoxFOOip0RwXK_F9xeKdejOAL4qI7RmU98U4SzX66KXklIZZuuMEeZfQekJiJ3GuYCp18TA98OtcrpbGSzRCgjK-mIb_PsK--io0tDYHkyycLhlUKAAL2eshDgGjn0V3Fq1t9Kt0u5LiRwWKrMAwM7XMA7J0uO0DWVExwVtcYChIQpUwnUgJh7rra3bWMCofiwTHF-Ml-1-US7cvXcMHgzTR4GOb4mu0TtOrc8SpAGf4pzoOLAiU-gZAJCKBaLtvloHhL_1vicmGAakwc0xb2A0pe2bCYno87DazdrUS4KHFzgVwnHnaPXB1-3QTAwD2HczX-ZOS972jndccloHfdvAFUpnma8HKAWp3jGbR100Upz7nnRrpAQKEdgnyv3GxNPKaZRJZE4neQV-gifisAbKlPUFh0AFjoO1Bf7y9meoXfdb0Ax0hf3TO1s-7hiza-0CGZ-ubPkWNh6pIQsGerZsDxWE19FnAaMIPbfOd5Mce3bKqbV-mNK_DyOgwqlxsndtk3-yzbiusroJDJXfKBydYilq2QnHsUmFWnwySqQIN3oo9ROOwgF3XL7rT3OFd5rpXRYS1mq5thpxQfcAgqODw6dJAUwjKba7AMKapSyC0s3sRZeLZk2N4RfciAO4lhPzYbAo0C1EUbdvD9Ml_wJPC3_qkGLIF6MFnHaWcuL9LVBRMQc5l2bOUDeak4llnbaBnR8HUJu6pLT19tdIN2fh0zUbK5Fv5PuI0S4NvTZa-iwj79P0qXfTza4qhnUeXcVLS0boLEUqx0HREPVDVDk2HWxCAS8kOXOhPUpuE_1PAjTVADICK3BlJfvcn1pnOcI1A51yLFP3dHmlHCAGj2AQ8q7pSxbpyHCKj7ORBIjChxGX9VkZwAs9XLHoR2WCKqyJ9gKC8aw-IrtTn6X38QuvMrVFml-qBAeKcI2yKUD-vqdr0RGgOHvrkz0DxFSncqeRXSqykFr5ypzrsvut1_I0hpen5RiJvS8VjeIVZt4xSy7E56os3bnZxs34QKXEbdPGuipQLNSU7D6mJv1ckO_Mq6dcUb4v0V8s_bRE7jluwIK8kAcmo5bulIW2k2gIZzoYvSQKXSGqMljyr59kP2A0iNC0tTrPf0abBZrwDK_xK9ptEXXVn1iaQm5D5PM0BTEQ5Fc9vq1z3WmNzowHy2_xeykNeoqRS4fx47dzCKI_3Dw9zyGTC7jP0D3L4toVVibJpiKLEHusFo7x_rvnijSLt651Hn8O-4Y2FDUix9PqUoJT3qNRgff3NAIAasIPppK5RrUcQA3N0NjQY2JbE1DQbn_7yJ4mlUWwvW1iBJPfrytdnFfw0PZnbEb78neY-UFP26tBzPPJqXSXPVF7mcnDdKoPdeuLxRUF-N7oMPArgmoNVu4ZEweD7gJzvuTNJveGguSyazwhQ-i3ENDhDJesi8z1M_dVdpFs3hxclCbX5Eh21nIQShF0qQxxY9yRzK6NeEUyQG28SHj3RYYKN2jdkM7KnhlTCNgMMGWaxf_m3JQ1wLtmiPDGS0HSO7GUJaLYlH-GuJqGPAx0WFSAb3Wc6YYhjX35b6CnqTrG02nP2dQpdgBzGUnMPiv8YVntCsuHG7XI54iczIFJ-pge45BxsPSuRWSafjOF5-w58nAQgdmOSUYxN01xgOcGp-FDwB8XruJsQczUHX3p0jniRpf0tI2ZEI9n_Vuk_HRRpJk5nbsGUTDJcb_ZUa_XLkqu0mxhdsYP68IDQDGYsB5Bnxcv9eeH1rfESlY3p0q6-i2JcoqJTK9S1IG7VbZOVw-v6sKvJBObwFjzUvvaCN46N-zfNxDpClBt0xG_Mnfy-IBSdW1lP8c83B8Ln4J0xrON1J4ZxQnI-pYOes0JJ8ah-NkxjLWG6vXCNdHApy5eB7QFGV2egmKKtyXU5Ssm7vly_sMkMyf9uaxbc7JBtpRJlDCAEk9fDjJf-jMVNm60ElybInEMh61bB5jqJSVFFr6AJ7DmNDJoRkamUz2HpKE9KZW_41GZ25ovP5A9Vy5KifwGcKZLtPC334NB8l9xK1Mxrk38jpT0FVrGKlWgKCzw7MWzhBXIZ-tu8xsbdoHVfpEP0Qa_Giw8qFf8eqDwcggNYYFYFUIgatwydXt3F7HhdcSKIpHGsruw",
      "standard": "FIPS 204"
    }
  },
  "verify_this_document": "sig: Ed25519 over the canonical JSON (sorted keys) of this object without \"sig\" and \"pq_sig\". pq_sig: ML-DSA-65 over the same bytes. Either one holding is enough to trust the content; both are given so one broken scheme breaks nothing.",
  "read": {
    "chain": "https://www.pazair.ch/v1/remember/chain: every day with root, prev, head, both signatures and anchors, for recomputing the chain yourself (npx pazair-verify remember https://www.pazair.ch)",
    "recall": "https://www.pazair.ch/v1/remember?agent_id=<ag_..> or ?listing_id=<ls_..> (MCP: recall)",
    "witness": "https://www.pazair.ch/v1/remember/witness (MCP: witness) with {day, head}; every answer carries the current head in the pazair-head header",
    "register": "https://www.pazair.ch/transparency"
  },
  "honest": {
    "not_claimed": "that nothing can be manipulated. Nobody can promise that.",
    "claimed": "that any change to the past shows, to anyone, at any time, with or without PazAIr: the chain, its two signatures, the public anchors and every witness that kept a head.",
    "limits": [
      "A writer can record a false fact; the chain proves when it was written, not that it was true. Receipts therefore carry hashes of the input and the delivery.",
      "PazAIr can stop or delay anchoring; the daily rhythm is public, so silence itself is visible.",
      "Every scheme is an assumption. SHA-256 keeps 128 bits against a quantum computer; Ed25519 does not, so ML-DSA-65 signs alongside it."
    ]
  },
  "sig": "ADML5Q1riv06PnSZyyalDjYLPenSQoyUh-vNFKVhcQ_hcxsEoc8Tb12kUEBeEjQ-IeUA6LWl3xLHR-Hzx613CA",
  "pq_sig": "qXraiZe4bdW41oaxzFqUSXOnFQbkbWO5RPVNv75oUq-kjhZVmKffDBx4XgT_m17YAzz180fpdq7vY9QeNQoxVYAuZ-AcB2i1mvf5TxztcbOIkbZCuZdFFGCnapSB0AqIckoLLwGo8s914tWGd6TGZVQmRmXKOah_Wt3v-cBrKrEDvg0qNq2MpxbV1KIPF9U3_kDiTxNoo81UDYGE1kb0a7ml3H_UuWh3Z34WcY3P8voewRrUTA42Y9B6tOmqjy7wjcOh6T3BH5i1WYYwrpalnU0_f6i1wvCOEOxt8XapYXVu9LRhua1iue3WaWRaUwFDPvyetclO9FY6v9izhA37TnkDXHvyvqM2aX1pBO-GPRReNB2JnJH_zuQSKgDlIkSTn7w_PC6RbMKnlfP76Vb_uMmCwOxrfoCD5utxmGhO8l__KieNTz6ML2Lk8J1MnkyElGdBfFh3WiVvSK3YETaJgd2aFLu1rhZOiHyFivA8b09uTsgKcTyGu3mpYeNAY_IsnIsUEzWM1zXjvkIhbR3ktHt29_J9FAKuGJuG87JNl2o4gLWX1zyDU9XbjbNB8RtlPx5DOld5LExyOavPYOfPEOkCM59zuKHLH0OldnB1RtNZjAXgSaSIx2cmUYzwbg2Aj8AwEhZ71ubWLs7TLrRQpGNRPGpbeG9sWOG_MnOP8XDZu-AA_IncNImj0VG__OCUo3tSesk6QLNvjcE5cuFnm7ePk8ueZuiU9r-k3AT3dq9KJiHTr8SM_YcRIJrVa_g2Xrb1zIhLXleyZjQHgBU7bwD9R1wW4s7AfpPgjTdHONkcP9z0d01q28rjQc0Qf_fgSePztV96AGu2aYgBOoRNXLRko_KfjsN4HwCyx9JJ11pRYCOIXOhF6vFetbecc2rsvwSURX8mHT9dUaLPW57trgexJGunjn3WFS-XTSLB41HNSFXvQ_4q-Yi1TlOlza301NzR-68ev2Fm9utnXTMEziYwJ7fp9Yfh64rkwcPiV5z7SpzBonJ_17oREs51mIEoMpudnWT4Zacjx-pSZwFGna5tfLe5etuB-Ku0ftWHzQXy_68NEDiv6HuzQ_fr-TuRCQrVI5Va7YhxjyWFCQGgUvlD6SkAY96o2wS1JvNYZUm9_tIpuQYjDotzEb7mSWkgQCkSyDFGFwmMdq-tdaRhD4CbfbMKO_VRX-7Ns-P-UkJlI9wUWvMwu3Vw41hQCZXEhAEItMZWvztYXsg7BjRYGt1-ikysfEHNMpcWK_UlX1sbRufOPcmMSjl-GrkUMxp0c0_Wy_m5FFK38n3L8NKiAh1ZqEbj7hI9JspxpJgg__tDomYxHqfE9dviG6TtoVWbCStyaCEiVX2Pr3dB0xt7w8zbI61WLJQvtgxWvmXHXWvQRGILBvKNrF1smxGhETmRVZ9Qt4MzxJ0P7aQe2VBPNOyEJaS9am1G_jQWU33cU9_h_ub3-xL8cOjPcMDAkw2LhYIq55audaBq8IWaOVLf0VYe6GAXCdYp1RsEhz4wxjaGvnZnzRcrEUxUv3Tj8vMZXyIjcgq-5iIRqKzqDTnEhP93232X88sXOhheXJg9Ri-uKhZupH_8WbrVHzYZN7Ew96pEwFHJpjuKANoqfTqTg8fRBXi4xL2tDfsls63RYSzwh8m3Dt1l6nJ1V-vAjx8u53cQN-unavNte6pKJ5JxJhlDVjSWtzBWgmDO9c-OCMbStDnJRmPYg9sL-7jk06xpMpJBzzkNWH5JNl2fWzZOsjR_kahRGvjEcIneq_vqhRrWiSihMxCPiw9X48hDlMiUTyJGJwKs8PTps8ElF9QaHvf0hsU2ZCW-LLaP-xS8a97G1NWOWZksUdBAvCYxDxoRcVye_0eOVgKqIryzF2MZgscKeT_blVvXBDIxKUgmlWxMoDwxX1c7kyesAFc7vDdxZU4C1ZujpsNY-vLyyas07VKFIlWV8ylPKH_Thti0T1TWyZLYs5TWWifexZdA4MWlJfceGnmLr6678YfjZ4uFwJbZRAAmzPN6Fmubn8WzpRl3xZU-PIHwPO9vDxBUeeauhq_aCvQTFWRqGOad4P2iIlpneoLc0d3Um4SUoBqMW7166wAE8Lvdw8EhTJ8zfPyceO9rRDMoZnUp-Pw2KHyKdnxTXDLI93GsH_h1UPbumoNOxPy_UlNsdDp5rjCTYKonp8tFJnmIqbxBRZDwLrnUmf-pxbBsf3iALsMyeFsWwqhdzM9pmBtZLuVlV7s_jQOgAZ1qE1b0aPOGF5dlrjCKodmXSjsz3wGSDBTutuJIloU03SwQCNYkmtL68l4qRcssb0XubsGskNTeT08px1Ys5AnToXcXWlDLJzK1Rgn5n4-0AXscHD8QKht920rD_k20TuTNQGDOS-zd_FukrsVqNVJIjpOEwAdXjcjggHbiJPH4I9PkMP4NKqvQNEwWn5OGbA3KiGkMWcG5B052HCct6Zu95IkK2jqAPdlMhYcbjrzfN7XvaiekTYxH7BB-roL1zUZdssZfe2jx-IJFl_n2tXsBhmprabkuwpo76VRh2KhBcUYAlzr86XWkEVnv5zglhieJ8mWn-7NbwRxh7evP_rSzNozJm2rqPtlDETvemBlll_53rZzNwCGvafo0HCJHwnNHChHbtLAh-fqdtb71VhwR7xtDz0iV_nPDCPG1k9r1-sOnVbsFylsJnpIWxtcw_L5Y7LeFrOr_9eStusOqAYi_2HhBfXIvibgSksZ75JAxPEBGQxrFEvjZmlNh7Spvd3-3uuxGIedzcerVMZ8R1CCvoq_H5Xf7wmRYuFXWuXHX4yjSWTm-ZQqlXGTmkXyi7kCtLKgFGbYuZ4xfnIp64avh6Tu5kH5dk5OfkkFjqy45eD2UUMxiC1GVdZWEocmEwbbSxr9jGqf7ejbaK2OhiVze0cNgEJiCxuNGEWm_6YSzsPWVJLOU2hsSZosuM-mPP9aOqKtRC0ZtJ7eXKQwft2726FrdQbR85QJQsSYVljz3UpVa6OQQMxTR6JxanYbM6q34erE_vWu8EAqF7uq1xZncpmwjdpeD6Pv9gqUZ2o58j2bgGKSKZ-_AgPN_HZaAXQ4n_yICQmErAH27jUPq3oX2CNYs20-xoT4WcMsXSVX-OIwe7OKoPH95588PKzEqE6ieNqBeXMENmD-NqMGq8Z8ePGOF5bsBg9rpk8FKzcvlHB_7hfkL1-90KtspUNNO_0Kar2unASklCEv7MZHuDTU4cPINvsyzfBfasLsVTfAFypXeomAOJ3YejhDjSTYXaX1l3SRwaV4jRPGWWW63blaLW5sR5Hq4s9smHhdsnYASVH2mZ_0cRAIdm85NYeNskWVyN_5MGcmJrq76wECND7HLf9Zqb0WCACXfyRe-jVtOp07rNJPnPOeFzC1AyzH_MmJPZZkpJQQz_07UwyFbJwXbF-ip1stvcSJC2Q6zHuNLYk7DebIBITezeeW6Qp1DogQ3GN3xVOAmKTtsHaM-PP5AgsWjjQtZ2qWBrUj_E-sgiX69MOl4m-5YzGly2mh3b2TBtpfuYOKSQl7w36UYPqoYia93V37gNBLIdOsRzvXRy_FuCXtDm5sZKJHgipZOmydipP3iXSgZGAJdDkePLcmhWNkaanoJ22z79PMeTzpRU35Z6-7B9L4vWse5be1eQczwhl_s_F05lheGZfNubqhrU3G_lNz8y0XOGnnPr6746IG_ggHT4bX9y9SUj08j4h9x6E_ar9QoEJnj9z_hX4VluTZq062dPemAPmqyLqwvQy9A4SnpjrDUYSQCMRW3ECIcGXKsYLNu5tQSfXS_Jx_3Gxf1eTu2Pl-VOxEyZRm6E_IVblOCPcPGRSlhuBRBd3IwVIzWfVw-0sEvPrjpBxhf1cGGsmpu33dgAMi6vu8TJbCLS8R9XWH0wYuOsddxACzx2-LhpajtzRpjd5D9fXfPHmqPGQvZ-90RwmcjU2Ol1t7jjFE4FEa4eLEOi79AD4t5Q7CQJD9J1WDCCUzRabztXJ4CE19pB5C8wRvp0Of6HfXhGw-jRY_V-S7yV09xsvgxY4saqeVHSWiUfERNCcA7D359zmeGSJQT2UbIPB-EKek8wp25yE_M7P50ffTtYF74SoKOAo6UCMPmc0Dj7e-pW_VAYOtZroKD4Tk9l0D-DV7vRps5CA7MpjUp6a5GYd1mXGpaGQwe0gbeRXU_jgc2T33jBRGuLtfF-0FFccNqX373aH2fqcSNiRaRA2Od-e02d_DyBIG6spoyxksCC2kewXk-Q-7zqltD3L3LGIOvVg4pOOniwqAK-_baIM1Wk8JCs3KtO88rGECu8LnaaBinCQ88Xgud4VYYPqpsbPQEBglfgvQhQFjtR3aLu-PxKT50hKnK4gdAceDi5wtITFFpobzS5QAAAAAAAAAAAAAAAAAAAAAABgoQFx0m"
}