{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:G2X44VOMYK3Z74NKC2QZWVFF4A","short_pith_number":"pith:G2X44VOM","canonical_record":{"source":{"id":"1209.3958","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-18T13:39:48Z","cross_cats_sorted":["nlin.PS","physics.soc-ph"],"title_canon_sha256":"4b273e208aacb1298a93ba19d603f7fc2ab2a79be9661dad81a8f9e0a635ad1c","abstract_canon_sha256":"afc8e7ca03e6da8cc8a0c358e779fcf779370de08d0518cba766724a82dd72e3"},"schema_version":"1.0"},"canonical_sha256":"36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd","source":{"kind":"arxiv","id":"1209.3958","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3958","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3958v1","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3958","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"pith_short_12","alias_value":"G2X44VOMYK3Z","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"G2X44VOMYK3Z74NK","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"G2X44VOM","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:G2X44VOMYK3Z74NKC2QZWVFF4A","target":"record","payload":{"canonical_record":{"source":{"id":"1209.3958","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-18T13:39:48Z","cross_cats_sorted":["nlin.PS","physics.soc-ph"],"title_canon_sha256":"4b273e208aacb1298a93ba19d603f7fc2ab2a79be9661dad81a8f9e0a635ad1c","abstract_canon_sha256":"afc8e7ca03e6da8cc8a0c358e779fcf779370de08d0518cba766724a82dd72e3"},"schema_version":"1.0"},"canonical_sha256":"36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:22.150982Z","signature_b64":"pudhct0BXdqwGVY0e1X7WymqiAZdMqn+mLBSOwhRnz1s6+1XEVIUr4bbfbUA3aZdUNAW06C2eeiBTKckQzDTAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd","last_reissued_at":"2026-05-18T03:45:22.150513Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:22.150513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.3958","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:45:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ssWP7Qba6joTMXltZf8ibrg/iqfNE/01exSrtpq5WKacos3YK6VCQNpkbaPhfxf4r/Aquu0/qxnVUe+jfldMDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:17:15.568936Z"},"content_sha256":"73633d449cedd7c625acff6bc19221df8490e23a6ec8a5f9fca1f4f2a2bd529d","schema_version":"1.0","event_id":"sha256:73633d449cedd7c625acff6bc19221df8490e23a6ec8a5f9fca1f4f2a2bd529d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:G2X44VOMYK3Z74NKC2QZWVFF4A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The World's Colonisation and Trade Routes Formation as Imitated by Slime Mould","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS","physics.soc-ph"],"primary_cat":"nlin.AO","authors_text":"Andrew Adamatzky","submitted_at":"2012-09-18T13:39:48Z","abstract_excerpt":"The plasmodium of Physarum polycephalum is renowned for spanning sources of nutrients with networks of protoplasmic tubes. The networks transport nutrients and metabolites across the plasmodium's body. To imitate a hypothetical colonisation of the world and formation of major transportation routes we cut continents from agar plates arranged in Petri dishes or on the surface of a three-dimensional globe, represent positions of selected metropolitan areas with oat flakes and inoculate the plasmodium in one of the metropolitan areas. The plasmodium propagates towards the sources of nutrients, spa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3958","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:45:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"STOm1oGuWwjlHHyZCn22H/Fw6ZEh1u8BD9oZBw8ln2eovO/Zf1YbsSa5J0Zh8EH0IIIBVXHs8UK/UGGHsliVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:17:15.569332Z"},"content_sha256":"b6d3d955d5a914ced9ba955a2e4c318591de09ec09541dc83e3aa0b1176918b9","schema_version":"1.0","event_id":"sha256:b6d3d955d5a914ced9ba955a2e4c318591de09ec09541dc83e3aa0b1176918b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/bundle.json","state_url":"https://pith.science/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-28T08:17:15Z","links":{"resolver":"https://pith.science/pith/G2X44VOMYK3Z74NKC2QZWVFF4A","bundle":"https://pith.science/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/bundle.json","state":"https://pith.science/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G2X44VOMYK3Z74NKC2QZWVFF4A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:G2X44VOMYK3Z74NKC2QZWVFF4A","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"afc8e7ca03e6da8cc8a0c358e779fcf779370de08d0518cba766724a82dd72e3","cross_cats_sorted":["nlin.PS","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-18T13:39:48Z","title_canon_sha256":"4b273e208aacb1298a93ba19d603f7fc2ab2a79be9661dad81a8f9e0a635ad1c"},"schema_version":"1.0","source":{"id":"1209.3958","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3958","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3958v1","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3958","created_at":"2026-05-18T03:45:22Z"},{"alias_kind":"pith_short_12","alias_value":"G2X44VOMYK3Z","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"G2X44VOMYK3Z74NK","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"G2X44VOM","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:b6d3d955d5a914ced9ba955a2e4c318591de09ec09541dc83e3aa0b1176918b9","target":"graph","created_at":"2026-05-18T03:45:22Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The plasmodium of Physarum polycephalum is renowned for spanning sources of nutrients with networks of protoplasmic tubes. The networks transport nutrients and metabolites across the plasmodium's body. To imitate a hypothetical colonisation of the world and formation of major transportation routes we cut continents from agar plates arranged in Petri dishes or on the surface of a three-dimensional globe, represent positions of selected metropolitan areas with oat flakes and inoculate the plasmodium in one of the metropolitan areas. The plasmodium propagates towards the sources of nutrients, spa","authors_text":"Andrew Adamatzky","cross_cats":["nlin.PS","physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-18T13:39:48Z","title":"The World's Colonisation and Trade Routes Formation as Imitated by Slime Mould"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3958","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:73633d449cedd7c625acff6bc19221df8490e23a6ec8a5f9fca1f4f2a2bd529d","target":"record","created_at":"2026-05-18T03:45:22Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"afc8e7ca03e6da8cc8a0c358e779fcf779370de08d0518cba766724a82dd72e3","cross_cats_sorted":["nlin.PS","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2012-09-18T13:39:48Z","title_canon_sha256":"4b273e208aacb1298a93ba19d603f7fc2ab2a79be9661dad81a8f9e0a635ad1c"},"schema_version":"1.0","source":{"id":"1209.3958","kind":"arxiv","version":1}},"canonical_sha256":"36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36afce55ccc2b79ff1aa16a19b54a5e005041da1e492dc960f46ad44a7249cdd","first_computed_at":"2026-05-18T03:45:22.150513Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:45:22.150513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pudhct0BXdqwGVY0e1X7WymqiAZdMqn+mLBSOwhRnz1s6+1XEVIUr4bbfbUA3aZdUNAW06C2eeiBTKckQzDTAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:45:22.150982Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.3958","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73633d449cedd7c625acff6bc19221df8490e23a6ec8a5f9fca1f4f2a2bd529d","sha256:b6d3d955d5a914ced9ba955a2e4c318591de09ec09541dc83e3aa0b1176918b9"],"state_sha256":"093d4f1199582a8250d0b2cd91fdf74e00caff132d60a39b6a0e1f6e20413e1f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JKBNxKs47oUPvLhbXsZvPFhIlF0dhvt+6921fk/LdoqxbFNyf7HHgpw7zElkMSIXHAjCEvEAiBPt9sw48TTpAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T08:17:15.571497Z","bundle_sha256":"18570a4631af94941d16b1f03eccbdf6e6f4cebc9d1afb38d63204a8e103b0cb"}}