{"query": "The two clocks — quartz, cesium, and the second", "count": 20, "results": [{"id": "card_n_b10117556d41", "title": "The two clocks — quartz, cesium, and the second", "shelf": "science", "surface": "secular", "snippet": "The wrist clock and the world clock. Quartz beats 32,768 times a second; the SI second is\nDEFINED as 9,192,631,770 oscillations of cesium-133's hyperfine transition (since 1967) —\nsealed: the cesium c", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_c_b781ac5089cc", "title": "GPS (UHF) — a constellation of clocks at 19  ↔ The two clocks — quartz, cesium, and the sec", "shelf": "connections", "surface": null, "snippet": "the whole system is integer multiples of one 10.23 MHz atomic clock  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_c_c334ba45e1c7", "title": "Quartz at 32,768 Hz — a power of two on the  ↔ The two clocks — quartz, cesium, and the sec", "shelf": "connections", "surface": null, "snippet": "run the signal through fifteen binary flip-flops, each halving the frequency, and the last ticks once per second.  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_c_3a20ee65279f", "title": "The two clocks — quartz, cesium, and the sec ↔ Microwave (WiFi, ovens) — 12 centimeters and", "shelf": "connections", "surface": null, "snippet": "that cesium frequency, 9.19 GHz, lands squarely in the MICROWAVE band — the atomic clock hums in the same part of the spectrum as your WiFi  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_c_7ae9c7200c48", "title": "The two clocks — quartz, cesium, and the sec ↔ The radio spectrum — one law from the cavity", "shelf": "connections", "surface": null, "snippet": "that cesium frequency, 9.19 GHz, lands squarely in the MICROWAVE band  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_src_pron_cesium", "title": "cesium", "shelf": "pronunciation", "surface": "secular", "snippet": "cesium: pronounced (ARPABET) S IY1 Z IY0 AH0 M. From the CMU Pronouncing Dictionary — the standard machine-readable pronunciations of North American English.", "authority_tier": "reference", "source": "CMU Pronouncing Dictionary (cmudict) — BSD-2-Clause, Carnegie Mellon", "readable": false, "generated": false}, {"id": "card_src_word_cesium", "title": "cesium", "shelf": "dictionary", "surface": "secular", "snippet": "cesium: (noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal — syn: caesium, Cs, atomic number 55", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_ref_el_055", "title": "Cesium (Cs) — element 55", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 55. Symbol Cs. Standard atomic weight 132.90545196. The cesium atom carries 55 protons in its nucleus; its place in the periodic table is fixed by that count. Verified reference data.", "authority_tier": "reference", "source": "Verified reference — chemistry", "readable": false, "generated": false}, {"id": "card_c_65bfa1de23b4", "title": "The two clocks instantiate the quartz assay", "shelf": "connections", "surface": null, "snippet": "Quartz to cesium, the climb of precision.", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_src_word_cesium_137", "title": "cesium 137", "shelf": "dictionary", "surface": "secular", "snippet": "cesium 137: (noun) a radioactive isotope of cesium used in radiation therapy", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_drug_cesium_muriaticum", "title": "Cesium Muriaticum", "shelf": "medicine", "surface": "secular", "snippet": "Cesium Muriaticum: a HUMAN OTC DRUG, pellet given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_src_drug_cesium_narcotics_and_dioxin_detox", "title": "Cesium, Narcotics, And Dioxin Detox", "shelf": "medicine", "surface": "secular", "snippet": "Cesium, Narcotics, and Dioxin Detox: a HUMAN OTC DRUG, capsule given by the oral route.", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "readable": false, "generated": false}, {"id": "card_c_8335a0c4f091", "title": "The cesium clock hums in the microwave band", "shelf": "connections", "surface": null, "snippet": "9.19 GHz — the atom that defines the second sits beside WiFi on the dial.", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_src_pd_catalogueofexhib1922worc", "title": "Catalogue of exhibition of oil painting, water-color, pastel, miniature, etching and illumination, sculpture, design and crafts work: October eighth to twenty-ninth, nineteen hundr", "shelf": "practical", "surface": "secular", "snippet": "Catalogue of exhibition of oil painting, water-color, pastel, miniature, etching and illumination, sculpture, design and crafts work: October eighth to twenty-ninth, nineteen hundred and twenty-two. (", "authority_tier": "reference", "source": "public domain (copyright expired)", "readable": true, "generated": false}, {"id": "card_src_word_atomic_number_55", "title": "atomic number 55", "shelf": "dictionary", "surface": "secular", "snippet": "atomic number 55: (noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal — syn: cesium, caesium, Cs", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_theory_periodic_law", "title": "Periodic law (Mendeleev)", "shelf": "theories", "surface": "secular", "snippet": "Periodic law (Mendeleev) — an engine domain that can touch it: periodic_table. Calibration: seals — element properties and group trends look up and compute. Arrange elements by atomic number and their", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_dalton_s_atomic_theory", "title": "Dalton's atomic theory", "shelf": "theories", "surface": "secular", "snippet": "Dalton's atomic theory — an engine domain that can touch it: chemistry. Calibration: partial — mass ratios verify. Matter is made of indivisible atoms; all atoms of an element share a mass; compounds ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_bohr_quantum_model_of_the_atom", "title": "Bohr / quantum model of the atom", "shelf": "theories", "surface": "secular", "snippet": "Bohr / quantum model of the atom — an engine domain that can touch it: atomic. Calibration: seals — energy levels and shell capacities compute. Electrons occupy discrete orbits with QUANTISED energies", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_pauli_exclusion_principle", "title": "Pauli exclusion principle", "shelf": "theories", "surface": "secular", "snippet": "Pauli exclusion principle — an engine domain that can touch it: atomic. Calibration: seals — electron configurations and shell capacities compute. No two identical fermions may occupy the same quantum", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_dimensional_analysis", "title": "Dimensional analysis & similarity (Buckingham Π)", "shelf": "theories", "surface": "secular", "snippet": "Dimensional analysis & similarity (Buckingham Π) — an engine domain that can touch it: physics. Calibration: seals — dimensional consistency and Π-group counts check exactly. Any true physical equatio", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_n_b10117556d41"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}