{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:AMKJOJBCE4QTG2FB2HKQ5IO37M","short_pith_number":"pith:AMKJOJBC","schema_version":"1.0","canonical_sha256":"031497242227213368a1d1d50ea1dbfb2190b1de55d4976f7e80d5532ee48a9e","source":{"kind":"arxiv","id":"1209.3474","version":1},"attestation_state":"computed","paper":{"title":"Schlauschleimer in Reichsautobahnen: Slime mould imitates motorway network in Germany","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"nlin.AO","authors_text":"Andrew Adamatzky, Theresa Schubert","submitted_at":"2012-09-16T11:09:33Z","abstract_excerpt":"The German motorway, or 'autobahn', is characterised by long traditions, meticulous state planning, historical misbalance between West and East Germany's transport networks, and highest increase in traffic in modern Europe, posing a need for expansion and/or restructuring. We attempt to evaluate the structure of autobahns using principles of intrinsic optimality of biological networks in experiments with slime mould of Physarum polycephalum. In laboratory experiments with living slime mould we represent major urban areas of Germany with sources of nutrients, inoculate the slime mould in Berlin"},"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":"1209.3474","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-16T11:09:33Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"701d7e00a9fe00be07f1552527e8bb24571d8010e0ed357b56056a50c287596e","abstract_canon_sha256":"2ac7e794399631032a509ac4f2f636cb55e6fd22053c653ddf1fed867cfc93cd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:30.899227Z","signature_b64":"RIa0X82AdMvewxRDnHwKi6UT/zOCluIV+FvPgADjINzBJmCRroOmCWjoJB/5Lf2CLbu/ZQjkJYi1McoxEmI0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"031497242227213368a1d1d50ea1dbfb2190b1de55d4976f7e80d5532ee48a9e","last_reissued_at":"2026-05-18T03:45:30.898618Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:30.898618Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Schlauschleimer in Reichsautobahnen: Slime mould imitates motorway network in Germany","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"nlin.AO","authors_text":"Andrew Adamatzky, Theresa Schubert","submitted_at":"2012-09-16T11:09:33Z","abstract_excerpt":"The German motorway, or 'autobahn', is characterised by long traditions, meticulous state planning, historical misbalance between West and East Germany's transport networks, and highest increase in traffic in modern Europe, posing a need for expansion and/or restructuring. We attempt to evaluate the structure of autobahns using principles of intrinsic optimality of biological networks in experiments with slime mould of Physarum polycephalum. In laboratory experiments with living slime mould we represent major urban areas of Germany with sources of nutrients, inoculate the slime mould in Berlin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3474","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":"1209.3474","created_at":"2026-05-18T03:45:30.898704+00:00"},{"alias_kind":"arxiv_version","alias_value":"1209.3474v1","created_at":"2026-05-18T03:45:30.898704+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3474","created_at":"2026-05-18T03:45:30.898704+00:00"},{"alias_kind":"pith_short_12","alias_value":"AMKJOJBCE4QT","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"AMKJOJBCE4QTG2FB","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"AMKJOJBC","created_at":"2026-05-18T12:26:58.693483+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/AMKJOJBCE4QTG2FB2HKQ5IO37M","json":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M.json","graph_json":"https://pith.science/api/pith-number/AMKJOJBCE4QTG2FB2HKQ5IO37M/graph.json","events_json":"https://pith.science/api/pith-number/AMKJOJBCE4QTG2FB2HKQ5IO37M/events.json","paper":"https://pith.science/paper/AMKJOJBC"},"agent_actions":{"view_html":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M","download_json":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M.json","view_paper":"https://pith.science/paper/AMKJOJBC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1209.3474&json=true","fetch_graph":"https://pith.science/api/pith-number/AMKJOJBCE4QTG2FB2HKQ5IO37M/graph.json","fetch_events":"https://pith.science/api/pith-number/AMKJOJBCE4QTG2FB2HKQ5IO37M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M/action/storage_attestation","attest_author":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M/action/author_attestation","sign_citation":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M/action/citation_signature","submit_replication":"https://pith.science/pith/AMKJOJBCE4QTG2FB2HKQ5IO37M/action/replication_record"}},"created_at":"2026-05-18T03:45:30.898704+00:00","updated_at":"2026-05-18T03:45:30.898704+00:00"}