{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:RLVGEKNQDHVY2YRZJXF4MOETHV","short_pith_number":"pith:RLVGEKNQ","schema_version":"1.0","canonical_sha256":"8aea6229b019eb8d62394dcbc638933d4da44cd28e58890d24d4e7fdda77b95b","source":{"kind":"arxiv","id":"1909.02695","version":2},"attestation_state":"computed","paper":{"title":"Spectral analysis for gene communities in cancer cells","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.data-an"],"primary_cat":"q-bio.MN","authors_text":"Ayumi Kikkawa","submitted_at":"2019-09-06T02:29:10Z","abstract_excerpt":"We investigate gene interaction networks in various cancer cells by spectral analysis of the adjacency matrices. We observe localization of the networks on hub genes which have extraordinarily many links. The eigenvector centralities take finite values only on special nodes when the hub degree exceeds a critical value $d_c \\simeq 40$. The degree correlation function shows the disassortative behavior in the large degrees, and the nodes whose degrees $d \\gtrsim 40$ have tendencies to link to small degree nodes. The communities of the gene networks centered at the hub genes are extracted by the a"},"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":"1909.02695","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.MN","submitted_at":"2019-09-06T02:29:10Z","cross_cats_sorted":["physics.data-an"],"title_canon_sha256":"e0b338249fa396af6ddd3ce76c30eba8278a45cb7cbda8b6f3107efa74fafd7e","abstract_canon_sha256":"ada9f903900db11b3ffd5c46f12426ba0ebebc9463b977c29d41b95ae62602ef"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:06:57.885607Z","signature_b64":"/pSKhsVSnlsMzQCgDOhBcNRvm7rnDxPk11A61nhQ3WJG8CsOL0cNYw6WmLXk3lE4r0OL1motqG/fNg2kE85pCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8aea6229b019eb8d62394dcbc638933d4da44cd28e58890d24d4e7fdda77b95b","last_reissued_at":"2026-07-05T00:06:57.885196Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:06:57.885196Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spectral analysis for gene communities in cancer cells","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.data-an"],"primary_cat":"q-bio.MN","authors_text":"Ayumi Kikkawa","submitted_at":"2019-09-06T02:29:10Z","abstract_excerpt":"We investigate gene interaction networks in various cancer cells by spectral analysis of the adjacency matrices. We observe localization of the networks on hub genes which have extraordinarily many links. The eigenvector centralities take finite values only on special nodes when the hub degree exceeds a critical value $d_c \\simeq 40$. The degree correlation function shows the disassortative behavior in the large degrees, and the nodes whose degrees $d \\gtrsim 40$ have tendencies to link to small degree nodes. The communities of the gene networks centered at the hub genes are extracted by the a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.02695","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1909.02695/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"1909.02695","created_at":"2026-07-05T00:06:57.885255+00:00"},{"alias_kind":"arxiv_version","alias_value":"1909.02695v2","created_at":"2026-07-05T00:06:57.885255+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.02695","created_at":"2026-07-05T00:06:57.885255+00:00"},{"alias_kind":"pith_short_12","alias_value":"RLVGEKNQDHVY","created_at":"2026-07-05T00:06:57.885255+00:00"},{"alias_kind":"pith_short_16","alias_value":"RLVGEKNQDHVY2YRZ","created_at":"2026-07-05T00:06:57.885255+00:00"},{"alias_kind":"pith_short_8","alias_value":"RLVGEKNQ","created_at":"2026-07-05T00:06:57.885255+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/RLVGEKNQDHVY2YRZJXF4MOETHV","json":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV.json","graph_json":"https://pith.science/api/pith-number/RLVGEKNQDHVY2YRZJXF4MOETHV/graph.json","events_json":"https://pith.science/api/pith-number/RLVGEKNQDHVY2YRZJXF4MOETHV/events.json","paper":"https://pith.science/paper/RLVGEKNQ"},"agent_actions":{"view_html":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV","download_json":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV.json","view_paper":"https://pith.science/paper/RLVGEKNQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1909.02695&json=true","fetch_graph":"https://pith.science/api/pith-number/RLVGEKNQDHVY2YRZJXF4MOETHV/graph.json","fetch_events":"https://pith.science/api/pith-number/RLVGEKNQDHVY2YRZJXF4MOETHV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV/action/storage_attestation","attest_author":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV/action/author_attestation","sign_citation":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV/action/citation_signature","submit_replication":"https://pith.science/pith/RLVGEKNQDHVY2YRZJXF4MOETHV/action/replication_record"}},"created_at":"2026-07-05T00:06:57.885255+00:00","updated_at":"2026-07-05T00:06:57.885255+00:00"}