{"query": "Oceanography — the salt sea in motion", "count": 20, "results": [{"id": "card_floor_oceanography", "title": "Oceanography — the salt sea in motion", "shelf": "codex", "surface": "secular", "snippet": "Pressure rises with depth; seawater is 3.5 percent salt; density differences drive the thermohaline conveyor. Three pillars rest on earth science (the basins), chemistry (dissolved salts) and thermody", "authority_tier": "engine_derived", "source": "Narrow Highway — oceanography", "readable": false, "generated": false}, {"id": "card_theory_physical_oceanography", "title": "Physical oceanography (hydrostatics, tides)", "shelf": "theories", "surface": "secular", "snippet": "Physical oceanography (hydrostatics, tides) — an engine domain that can touch it: oceanography. Calibration: seals — pressure with depth and tidal periods compute. Pressure rises about one atmosphere ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_thermohaline_circulation", "title": "Thermohaline circulation (the ocean conveyor)", "shelf": "theories", "surface": "secular", "snippet": "Thermohaline circulation (the ocean conveyor) — an engine domain that can touch it: oceanography. Calibration: partial — specific relations verify; the theory as a whole is not a sealable computation.", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (lone-domain seeding)", "readable": false, "generated": false}, {"id": "card_bridge_theory_geostrophic_balance__physical_oceanography", "title": "Bridge: Geostrophic balance & Coriolis dynamics  ↔  Physical oceanography (hydrostatics, tides)", "shelf": "bridges", "surface": "secular", "snippet": "Geostrophic balance & Coriolis dynamics and Physical oceanography (hydrostatics, tides) are the same form in different domains. the same Coriolis balance drives ocean gyres — one fluid dynamics across", "authority_tier": "reference", "source": "The Bridges — cross-domain isomorphisms", "readable": false, "generated": false}, {"id": "card_bridge_master_wave_equation", "title": "Master equation: d2u/dt2 = c^2 * laplacian(u)", "shelf": "bridges", "surface": "secular", "snippet": "a disturbance propagating at a fixed speed — the parent of every wave. ONE equation, 6 domains, connected by a change of variable: electrical [u = E field, c = speed of light (from Maxwell)]; acoustic", "authority_tier": "reference", "source": "The Bridges — cross-domain isomorphisms", "readable": false, "generated": false}, {"id": "card_works_wave_speed", "title": "How fast a 100-metre ocean swell travels", "shelf": "the-works", "surface": "secular", "snippet": "In deep water a wave's speed grows with its wavelength: c = √(gλ/2π). A 100 m swell moves at about 12.5 m/s — long waves outrun short ones and arrive first.  Worked & sealed by the engine — c = √(9.81", "authority_tier": "verified", "source": "The Works — worked & sealed", "readable": false, "generated": false}, {"id": "card_domchk_oceanography_claimed_classification", "title": "Oceanography: classification", "shelf": "oceanography", "surface": "secular", "snippet": "A worked check in oceanography: classification.\n\nGIVEN\n  salinity_ppt = 35\n  tidal_range_m = 3\n\nCLAIMED\n  claimed_classification = marine\n\nTHE ENGINE'S VERDICT\n  oceanography.salinity_classification: ", "authority_tier": "reference", "source": "The verifier's own documented relation, and a run this engine performed against it (deterministic; re-runnable with tools/domain_goldens.py)", "readable": false, "generated": false}, {"id": "card_spine_domain_oceanography", "title": "Oceanography — what this engine can check", "shelf": "oceanography", "surface": "secular", "snippet": "The oceanography shelf of the keeping. This engine holds a deterministic verifier for oceanography: hand it a claim in the OCEAN_VERIFY shape and it returns a verdict, the worked trail, and a re-check", "authority_tier": "reference", "source": "The verifier's own documented relation, and a run this engine performed against it (deterministic; re-runnable with tools/domain_goldens.py)", "readable": false, "generated": false}, {"id": "card_oceanography_salinity", "title": "The salt sea — salinity and density", "shelf": "codex", "surface": "secular", "snippet": "Seawater is about 3.5 percent salt (sealed), mostly sodium chloride; salinity and temperature set density, which drives circulation.", "authority_tier": "engine_derived", "source": "Narrow Highway — oceanography", "readable": false, "generated": false}, {"id": "card_src_etym_oceanography", "title": "oceanography", "shelf": "etymology", "surface": "secular", "snippet": "oceanography: etymology (Webster 1913) — n.: [Ocean + -graphy.]. From Webster's Revised Unabridged Dictionary (1913), public domain.", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_pron_oceanography", "title": "oceanography", "shelf": "pronunciation", "surface": "secular", "snippet": "oceanography: pronounced (ARPABET) OW2 SH AH0 N AA1 G R AH0 F IY0. 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_calc_v_oceanography_pressure_at_depth", "title": "Pressure at depth", "shelf": "calculations", "surface": "secular", "snippet": "Pressure at depth — oceanography. Formula: P = P_atm + rho g d. Canonical FORM: linear_map (y = a + b x) — engine verifier oceanography.pressure_at_depth — the deterministic check the concordance runs", "authority_tier": "reference", "source": "The Calculation Map — every calculation, mapped by form", "readable": false, "generated": false}, {"id": "card_calc_v_oceanography_deep_water_wave_speed", "title": "Deep water wave speed", "shelf": "calculations", "surface": "secular", "snippet": "Deep water wave speed — oceanography. Formula: c = sqrt(g lambda / 2 pi). Canonical FORM: wave (d2u/dt2 = c^2 * laplacian(u)) — engine verifier oceanography.deep_water_wave_speed — the deterministic c", "authority_tier": "reference", "source": "The Calculation Map — every calculation, mapped by form", "readable": false, "generated": false}, {"id": "card_oceanography_pressure", "title": "The weight of water — pressure with depth", "shelf": "codex", "surface": "secular", "snippet": "Pressure rises about one atmosphere per 10 m (10 atm at 100 m, sealed); the deep sea crushes, and depth is read as pressure.", "authority_tier": "engine_derived", "source": "Narrow Highway — oceanography", "readable": false, "generated": false}, {"id": "card_src_fed_beyondgoldengate00geolrich", "title": "Beyond the Golden Gate : oceanography, geology, biology, and environmental issues in the Gulf of the Farallones", "shelf": "geology", "surface": "secular", "snippet": "Beyond the Golden Gate : oceanography, geology, biology, and environmental issues in the Gulf of the Farallones. A United States federal publication, public domain (17 USC 105). The full text (230,039", "authority_tier": "reference", "source": "US Geological Survey publications (PD, 17 USC 105)", "readable": true, "generated": false}, {"id": "card_oceanography_circulation", "title": "Circulation — the thermohaline conveyor", "shelf": "codex", "surface": "secular", "snippet": "Density differences drive the deep thermohaline circulation, a heat engine that moves the planet's heat and buffers its climate.", "authority_tier": "engine_derived", "source": "Narrow Highway — oceanography", "readable": false, "generated": false}, {"id": "card_src_book_66268", "title": "The Atom and the Ocean — E. W. Seabrook Hull", "shelf": "gutenberg", "surface": "secular", "snippet": "The Atom and the Ocean, by E. W. Seabrook Hull. Subjects: Radioisotopes in oceanography. Read the full text (public domain): https://www.gutenberg.org/ebooks/66268", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_spine_oceanography", "title": "Oceanography — a spine", "shelf": "spine", "surface": "secular", "snippet": "The pillars.", "authority_tier": "engine_derived", "source": "Narrow Highway — oceanography", "readable": false, "generated": false}, {"id": "card_src_word_oceanography", "title": "oceanography", "shelf": "dictionary", "surface": "secular", "snippet": "oceanography: (noun) the branch of science dealing with physical and biological aspects of the oceans — syn: oceanology", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_bridge_form_wave", "title": "Bridge: the wave form across 8 domains", "shelf": "bridges", "surface": "secular", "snippet": "The canonical form wave (d2u/dt2 = c^2 * laplacian(u)) is the SAME computation in 8 different domains — acoustics, electrical, geology, music_theory, oceanography, optics, photonics, physics. One calc", "authority_tier": "reference", "source": "The Bridges — cross-domain isomorphisms", "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_floor_oceanography"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}