{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:NMH2TTRM3U6777EYXIPNGTHQLO","short_pith_number":"pith:NMH2TTRM","schema_version":"1.0","canonical_sha256":"6b0fa9ce2cdd3dfffc98ba1ed34cf05b8404ffe954eb89f29eb6df89cd4d8c78","source":{"kind":"arxiv","id":"1806.07663","version":1},"attestation_state":"computed","paper":{"title":"Imbibition in plant seeds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Aradhana Kumar, Carsten Gundlach, Henning Friis Poulsen, Jean-Fran\\c{c}ois Louf (1), Jesper Harholt, Kaare H. Jensen ((1) equal contributors), Tomas Bohr, Yi Zheng (1)","submitted_at":"2018-06-20T10:59:59Z","abstract_excerpt":"We describe imbibition in real and artificial plant seeds, using a combination of experiments and theory. In both systems, our experiments demonstrate that liquid permeates the substrate at a rate which decreases gradually over time. Tomographic imaging of soy seeds is used to confirmed this by observation of the permeating liquid using an iodine stain. To rationalize the experimental data, we propose a model based on capillary action which predicts the temporal evolution of the radius of the wet front and the seed mass. The depth of the wetting front initially evolves as $t^{1/2}$ in accord w"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1806.07663","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2018-06-20T10:59:59Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"28a4790dc7e097a5cc6eea9d03e91d10d649d3f7936a7c1c676e6c1bb6231468","abstract_canon_sha256":"0510e6eee2c30248b1bda632bd2d35c7d6e6442cb442d6fdaad5843a53fdcc7c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:46.548052Z","signature_b64":"UOc88qn0CFgal9xc7mMHvMvGRpujbMyx6scQGiIuDwnrcrHH86YM2SnMsPh/oLORo9x/Mco1OrpIv6xG+OBaBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b0fa9ce2cdd3dfffc98ba1ed34cf05b8404ffe954eb89f29eb6df89cd4d8c78","last_reissued_at":"2026-05-18T00:03:46.547570Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:46.547570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Imbibition in plant seeds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Aradhana Kumar, Carsten Gundlach, Henning Friis Poulsen, Jean-Fran\\c{c}ois Louf (1), Jesper Harholt, Kaare H. Jensen ((1) equal contributors), Tomas Bohr, Yi Zheng (1)","submitted_at":"2018-06-20T10:59:59Z","abstract_excerpt":"We describe imbibition in real and artificial plant seeds, using a combination of experiments and theory. In both systems, our experiments demonstrate that liquid permeates the substrate at a rate which decreases gradually over time. Tomographic imaging of soy seeds is used to confirmed this by observation of the permeating liquid using an iodine stain. To rationalize the experimental data, we propose a model based on capillary action which predicts the temporal evolution of the radius of the wet front and the seed mass. The depth of the wetting front initially evolves as $t^{1/2}$ in accord w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.07663","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1806.07663","created_at":"2026-05-18T00:03:46.547648+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.07663v1","created_at":"2026-05-18T00:03:46.547648+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.07663","created_at":"2026-05-18T00:03:46.547648+00:00"},{"alias_kind":"pith_short_12","alias_value":"NMH2TTRM3U67","created_at":"2026-05-18T12:32:40.477152+00:00"},{"alias_kind":"pith_short_16","alias_value":"NMH2TTRM3U6777EY","created_at":"2026-05-18T12:32:40.477152+00:00"},{"alias_kind":"pith_short_8","alias_value":"NMH2TTRM","created_at":"2026-05-18T12:32:40.477152+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO","json":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO.json","graph_json":"https://pith.science/api/pith-number/NMH2TTRM3U6777EYXIPNGTHQLO/graph.json","events_json":"https://pith.science/api/pith-number/NMH2TTRM3U6777EYXIPNGTHQLO/events.json","paper":"https://pith.science/paper/NMH2TTRM"},"agent_actions":{"view_html":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO","download_json":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO.json","view_paper":"https://pith.science/paper/NMH2TTRM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.07663&json=true","fetch_graph":"https://pith.science/api/pith-number/NMH2TTRM3U6777EYXIPNGTHQLO/graph.json","fetch_events":"https://pith.science/api/pith-number/NMH2TTRM3U6777EYXIPNGTHQLO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO/action/storage_attestation","attest_author":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO/action/author_attestation","sign_citation":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO/action/citation_signature","submit_replication":"https://pith.science/pith/NMH2TTRM3U6777EYXIPNGTHQLO/action/replication_record"}},"created_at":"2026-05-18T00:03:46.547648+00:00","updated_at":"2026-05-18T00:03:46.547648+00:00"}