{"id":"01KJNXQ2G86YQAJDHXQDXNRQQZ","cid":"bafkreid3ubgqfqkzv34up5shha4h53rzz4mboq2s7amwgdwubgaarmfdmi","type":"material","properties":{"_kg_layer":0,"description":"A soft, metamorphic rock used by the narrator for polishing the try-pots and as an illustrative example in geometry.","geometric_property_example":"glides along cycloid","label":"soapstone","use":"polishing"},"relationships":[{"peer":"01KJNXECF9R1EZKS5Z7J8A8ZSB","peer_type":"collection","predicate":"collection"},{"peer":"01KJNXPYXXD3SHZ3B2P11Q54N0","peer_label":"Cycloid","predicate":"glides along","properties":{"description":"The narrator uses his soapstone as an example of a body gliding along a cycloid, illustrating a geometric principle.","source":{"id":"01KJNXJV7WTHM4JBD92S5V35JD","label":"Source","type":"text_chunk"},"source_text":"gliding along the cycloid, my soapstone for example"}},{"peer":"01KJNXJV7WTHM4JBD92S5V35JD","peer_label":"Source","predicate":"extracted_from","properties":{"extracted_at":"2026-03-02T00:08:16.516Z","source":{"id":"01KJNXJV7WTHM4JBD92S5V35JD","label":"Source","type":"text_chunk"}}}],"ver":2,"created_at":"2026-03-02T00:03:37.608Z","ts":"2026-03-02T00:08:17.572Z","edited_by":{"method":"system","user_id":"01KJ60XQBHJ0GBGTP9X8HXAPPM"}}