{"public_id":"CTF-EDA-000004","vault":"EDA","record_type":"soil-sample","record_type_label":"Soil sample","title":"Iron pan, 60 to 70 cm","summary":"A thin cemented iron pan that perches water and roots above it.","description":"The pan forms as iron and organic matter washed down from the bleached layer precipitate. It is a defining feature of this podzol and shapes where pine roots can go.","evidence_tier":"T1","verification_status":"expert","time":{"start":2021,"end":2021,"precision":"year","uncertainty_years":0,"dating_method":"documented-date","bands":["modern"]},"geometry_public":{"type":"point","coordinates":[-3.6503,57.2172]},"precision_class":"exact","sensitivity_class":"open","locality_public":"Abernethy Forest, Strathspey, Scotland","place":{"id":"abernethy-forest","name":"Abernethy Forest","type":"site"},"depth":{"top_m":0.6,"bottom_m":0.7},"rights":{"licence":"CC-BY-4.0","licence_label":"CC BY 4.0","licence_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Chronos Terra Foundation field survey (illustrative placeholder)","rights_holder":"Chronos Terra Foundation","source_name":"Chronos Terra field survey","source_url":"https://chronos-terra.example.org/sources#field-survey","retrieved_on":"2026-09-01","mode":"hosted","citation":"Chronos Terra Foundation (2026). Iron pan, 60 to 70 cm. CTF-EDA-000004."},"media":[],"links":[{"to":"CTF-EDA-000001","to_title":"Pinewood podzol profile, Abernethy","to_vault":"EDA","to_tier":"T1","type":"found-in","label":"Found in","tier":"T1","note":"The iron pan is the Bs horizon of this profile.","citation":"Chronos Terra field survey 2021.","direction":"out","to_time":{"start":2021,"end":2021}}],"registry":{"registered_on":"2026-09-01","version":"52cae9c214db","url":"https://chronos-terra.example.org/records/CTF-EDA-000004","json_url":"https://chronos-terra.example.org/generated/records/CTF-EDA-000004.json"}}