{"api":"v1","generated_at":"2026-10-02T17:38:07.473Z","licence":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","attribution":"TOLL, with a link to the page cited"},"page":"https://tollindex.com/e/api-magentlab-com-api-calc-stool-osmotic-gap-5c2ae0","pinned_page":"https://tollindex.com/e/api-magentlab-com-api-calc-stool-osmotic-gap-5c2ae0/at/2026-10-02T12-31Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-10-02T12:31:46.748Z","snapshot_stamp":"2026-10-02T12-31Z","endpoint":{"slug":"api-magentlab-com-api-calc-stool-osmotic-gap-5c2ae0","canonical_url":"https://api.magentlab.com/api/calc/stool_osmotic_gap","resource":"https://api.magentlab.com/api/calc/stool_osmotic_gap","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"Eherer–Fordtran 1992 fecal osmotic gap: stool osmolality minus 2×(stool Na + stool K). Assumed stool osm 290 mOsm/kg when measured osm is omitted. Deterministic published arithmetic with citation; not a diagnosis of osmotic versus secretory diarrhea.","service_name":"magent","declared_category":null,"declared_tags":["stool-osmotic-gap","osmotic-gap","electrolytes","diarrhea","calculator"],"route_template":null,"registry_updated":"2026-09-28T14:18:59.910Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"calc stool osmotic gap","category":"other","first_observed_by_toll":"2026-09-28T13:51:25.436Z","last_observed_by_toll":"2026-10-02T12:31:46.748Z","observation_began":"2026-09-10"},"presence":{"listed_now":true,"first_absent_at":null,"delisting_confirmed_at":null,"events":[{"registry":"cdp","at":"2026-09-28T13:51:25.437Z","event":"listed"}]},"accepts":[{"registry":"cdp","ordinal":0,"network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USD Coin","symbol":"USDC","decimals":6,"amount_display":"0.005 USDC","amount_units":0.005,"decimals_known":true,"pay_to":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","scheme":"exact"}],"counters":{"observed_at":"2026-10-02T12:31:46.748Z","calls_30d":1,"unique_payers_30d":1,"last_called_at":"2026-09-28T14:18:59.801Z"},"validation":{"latest":{"observed_at":"2026-10-02T14:45:23.891Z","state":"pass","failed_checks":[],"endpoint_http_status":402,"run_id":"daily-2026-10-02"},"uptime":[{"days":7,"observed":6,"passed":6,"ratio":1},{"days":30,"observed":6,"passed":6,"ratio":1},{"days":90,"observed":6,"passed":6,"ratio":1}],"history_90d":[{"observed_at":"2026-10-02T14:45:23.891Z","state":"pass","failed_checks":[],"run_id":"daily-2026-10-02","state_changed":false},{"observed_at":"2026-10-01T07:40:47.233Z","state":"pass","failed_checks":[],"run_id":"daily-2026-10-01","state_changed":false},{"observed_at":"2026-09-30T06:59:12.778Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-30","state_changed":false},{"observed_at":"2026-09-29T19:17:16.007Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-29","state_changed":false},{"observed_at":"2026-09-28T16:56:45.648Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-28","state_changed":false},{"observed_at":"2026-09-28T16:42:42.878Z","state":"pass","failed_checks":[],"run_id":"new-after-daily-2026-09-28","state_changed":true}]},"seller":{"wallet":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","page":"https://tollindex.com/seller/0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","endpoints":844,"hosts":1},"reports":0,"registry_record":{"cdp":[{"tags":["stool-osmotic-gap","osmotic-gap","electrolytes","diarrhea","calculator"],"type":"http","accepts":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2","paymentFlow":"upfront","resourceUrl":"https://api.magentlab.com/api/calc/stool_osmotic_gap","assetTransferMethod":"eip3009"},"payTo":"0x836Be278f1739fB4308091cD1852F7971Bc19Ee2","amount":"5000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":600}],"quality":{"lastCalledAt":"2026-09-28T14:18:59.801Z","l30DaysTotalCalls":1,"l30DaysUniquePayers":1},"resource":"https://api.magentlab.com/api/calc/stool_osmotic_gap","extensions":{"bazaar":{"info":{"input":{"body":{"items":[{"stool_osm_mosm_kg":290,"stool_sodium_mmol_l":30,"stool_potassium_mmol_l":75},{"stool_osm_mosm_kg":290,"stool_sodium_mmol_l":30,"stool_potassium_mmol_l":75}]},"type":"http","method":"POST"},"output":{"type":"json","example":{"path":"/api/calc/stool_osmotic_gap","count":2,"items":[{"formula":"eherer_fordtran","citation":{"id":"eherer-fordtran-1992","doi":"10.1016/0016-5085(92)90845-P","title":"Fecal osmotic gap and pH in experimental diarrhea of various causes","source":"Gastroenterology. 1992;103(2):545-551","authors":"Eherer AJ, Fordtran JS"},"gap_gt_50":true,"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","osmotic_gap":80,"stool_osm_mosm_kg":290,"assumed_osmolality":true,"formula_expression":"osmotic_gap = stool_osm_mosm_kg - 2 * (stool_sodium_mmol_l + stool_potassium_mmol_l)","stool_sodium_mmol_l":30,"stool_potassium_mmol_l":75},{"formula":"eherer_fordtran","citation":{"id":"eherer-fordtran-1992","doi":"10.1016/0016-5085(92)90845-P","title":"Fecal osmotic gap and pH in experimental diarrhea of various causes","source":"Gastroenterology. 1992;103(2):545-551","authors":"Eherer AJ, Fordtran JS"},"gap_gt_50":true,"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","osmotic_gap":80,"stool_osm_mosm_kg":290,"assumed_osmolality":true,"formula_expression":"osmotic_gap = stool_osm_mosm_kg - 2 * (stool_sodium_mmol_l + stool_potassium_mmol_l)","stool_sodium_mmol_l":30,"stool_potassium_mmol_l":75}]}},"iconUrl":"https://api.magentlab.com/favicon.ico"},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"body":{"type":"object","required":["items"],"properties":{"items":{"type":"array","items":{"type":"object","required":["stool_sodium_mmol_l","stool_potassium_mmol_l"],"properties":{"stool_osm_mosm_kg":{"type":"number","description":"Measured stool osmolality in mOsm/kg (200-600). When omitted, 290 mOsm/kg is assumed."},"stool_sodium_mmol_l":{"type":"number","description":"Stool sodium in mmol/L (1-150)."},"stool_potassium_mmol_l":{"type":"number","description":"Stool potassium in mmol/L (1-150)."}}},"maxItems":25,"minItems":1}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"type":"string","const":"POST"},"headers":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}}}},"description":"Eherer–Fordtran 1992 fecal osmotic gap: stool osmolality minus 2×(stool Na + stool K). Assumed stool osm 290 mOsm/kg when measured osm is omitted. Deterministic published arithmetic with citation; not a diagnosis of osmotic versus secretory diarrhea.","lastUpdated":"2026-09-28T14:18:59.91Z","serviceName":"magent","x402Version":2}]}}