{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:4AOMCDYZPY5KVI4U7NWSEYVZVV","short_pith_number":"pith:4AOMCDYZ","canonical_record":{"source":{"id":"1503.06726","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2015-03-23T16:59:14Z","cross_cats_sorted":["q-bio.CB"],"title_canon_sha256":"929689b374eb08f7bb6d053414ce47b05dbd6a5a3ad4a88a30654dcf022e6210","abstract_canon_sha256":"cd690cbb1ef5ff63b939a1a5455273d5a7f48fd93bce6ae431bf1ed7e540c7ed"},"schema_version":"1.0"},"canonical_sha256":"e01cc10f197e3aaaa394fb6d2262b9ad66443eed3322f0c262c1907fbf0ae7d6","source":{"kind":"arxiv","id":"1503.06726","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.06726","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"arxiv_version","alias_value":"1503.06726v1","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.06726","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"pith_short_12","alias_value":"4AOMCDYZPY5K","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4AOMCDYZPY5KVI4U","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4AOMCDYZ","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:4AOMCDYZPY5KVI4U7NWSEYVZVV","target":"record","payload":{"canonical_record":{"source":{"id":"1503.06726","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2015-03-23T16:59:14Z","cross_cats_sorted":["q-bio.CB"],"title_canon_sha256":"929689b374eb08f7bb6d053414ce47b05dbd6a5a3ad4a88a30654dcf022e6210","abstract_canon_sha256":"cd690cbb1ef5ff63b939a1a5455273d5a7f48fd93bce6ae431bf1ed7e540c7ed"},"schema_version":"1.0"},"canonical_sha256":"e01cc10f197e3aaaa394fb6d2262b9ad66443eed3322f0c262c1907fbf0ae7d6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:20:18.267404Z","signature_b64":"FAgg2ZucorQWYsFi81kPmClG7winqW9LzbJAi7+1nHSlcgYXniXL9vWpIbtEo8IVaH998sewLcLPRpvhGr0EAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e01cc10f197e3aaaa394fb6d2262b9ad66443eed3322f0c262c1907fbf0ae7d6","last_reissued_at":"2026-05-18T02:20:18.266820Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:20:18.266820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.06726","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":"2026-05-18T02:20:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h/r1wt/gdgAI02oLN2QWoc/4wfnf3OTky7ZHpXKWCedMP6my9tsQDKbouPF/tA0JWNNuovj2oXsgoDz4u8aABQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T04:53:37.384119Z"},"content_sha256":"619b66145347ab492153d6326d3fd460cc28aa1c057a2d5604bfdd5686c31c6a","schema_version":"1.0","event_id":"sha256:619b66145347ab492153d6326d3fd460cc28aa1c057a2d5604bfdd5686c31c6a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:4AOMCDYZPY5KVI4U7NWSEYVZVV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"LBIBCell: A Cell-Based Simulation Environment for Morphogenetic Problems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["q-bio.CB"],"primary_cat":"q-bio.QM","authors_text":"Dagmar Iber, David Sichau, Simon Tanaka","submitted_at":"2015-03-23T16:59:14Z","abstract_excerpt":"The simulation of morphogenetic problems requires the simultaneous and coupled simulation of signalling and tissue dynamics. A cellular resolution of the tissue domain is important to adequately describe the impact of cell-based events, such as cell division, cell-cell interactions, and spatially restricted signalling events. A tightly coupled cell-based mechano-regulatory simulation tool is therefore required.\n  We developed an open-source software framework for morphogenetic problems. The environment offers core functionalities for the tissue and signalling models. In addition, the software "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.06726","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":"2026-05-18T02:20:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g1JUP8x4UiXpuqPJgjXe2jMNYHqNPu5ud97xDnmKReh9C5UO9KE8eWVPere+InX2nwSgklRvRAqH8dXnlUBeDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T04:53:37.384483Z"},"content_sha256":"9f52b3db2020a2a6d0e207d09a64376869b674aba487990b5b9045ec8db02240","schema_version":"1.0","event_id":"sha256:9f52b3db2020a2a6d0e207d09a64376869b674aba487990b5b9045ec8db02240"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/bundle.json","state_url":"https://pith.science/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/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":"2026-06-24T04:53:37Z","links":{"resolver":"https://pith.science/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV","bundle":"https://pith.science/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/bundle.json","state":"https://pith.science/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4AOMCDYZPY5KVI4U7NWSEYVZVV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:4AOMCDYZPY5KVI4U7NWSEYVZVV","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":"cd690cbb1ef5ff63b939a1a5455273d5a7f48fd93bce6ae431bf1ed7e540c7ed","cross_cats_sorted":["q-bio.CB"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2015-03-23T16:59:14Z","title_canon_sha256":"929689b374eb08f7bb6d053414ce47b05dbd6a5a3ad4a88a30654dcf022e6210"},"schema_version":"1.0","source":{"id":"1503.06726","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.06726","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"arxiv_version","alias_value":"1503.06726v1","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.06726","created_at":"2026-05-18T02:20:18Z"},{"alias_kind":"pith_short_12","alias_value":"4AOMCDYZPY5K","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4AOMCDYZPY5KVI4U","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4AOMCDYZ","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:9f52b3db2020a2a6d0e207d09a64376869b674aba487990b5b9045ec8db02240","target":"graph","created_at":"2026-05-18T02:20:18Z","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 simulation of morphogenetic problems requires the simultaneous and coupled simulation of signalling and tissue dynamics. A cellular resolution of the tissue domain is important to adequately describe the impact of cell-based events, such as cell division, cell-cell interactions, and spatially restricted signalling events. A tightly coupled cell-based mechano-regulatory simulation tool is therefore required.\n  We developed an open-source software framework for morphogenetic problems. The environment offers core functionalities for the tissue and signalling models. In addition, the software ","authors_text":"Dagmar Iber, David Sichau, Simon Tanaka","cross_cats":["q-bio.CB"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2015-03-23T16:59:14Z","title":"LBIBCell: A Cell-Based Simulation Environment for Morphogenetic Problems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.06726","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":"sha256:619b66145347ab492153d6326d3fd460cc28aa1c057a2d5604bfdd5686c31c6a","target":"record","created_at":"2026-05-18T02:20:18Z","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":"cd690cbb1ef5ff63b939a1a5455273d5a7f48fd93bce6ae431bf1ed7e540c7ed","cross_cats_sorted":["q-bio.CB"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2015-03-23T16:59:14Z","title_canon_sha256":"929689b374eb08f7bb6d053414ce47b05dbd6a5a3ad4a88a30654dcf022e6210"},"schema_version":"1.0","source":{"id":"1503.06726","kind":"arxiv","version":1}},"canonical_sha256":"e01cc10f197e3aaaa394fb6d2262b9ad66443eed3322f0c262c1907fbf0ae7d6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e01cc10f197e3aaaa394fb6d2262b9ad66443eed3322f0c262c1907fbf0ae7d6","first_computed_at":"2026-05-18T02:20:18.266820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:20:18.266820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FAgg2ZucorQWYsFi81kPmClG7winqW9LzbJAi7+1nHSlcgYXniXL9vWpIbtEo8IVaH998sewLcLPRpvhGr0EAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:20:18.267404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.06726","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:619b66145347ab492153d6326d3fd460cc28aa1c057a2d5604bfdd5686c31c6a","sha256:9f52b3db2020a2a6d0e207d09a64376869b674aba487990b5b9045ec8db02240"],"state_sha256":"fdeab57553140fe1a1e6202021645716b8b659788ccd929289c0fa1f39b4b125"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LDeAxGGHEta1sA1s1kcQou4r7N73sT87YLa/qj82ZyQ3HAOMzu1nkeLIbeC/Nu9zaRCOMaLLJsDMxElaIYleAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T04:53:37.386459Z","bundle_sha256":"0b42e582225be3c6b0a2a06c4c761b5af97185090b9ef1d6da9e645ccd284f62"}}