{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:FMJZTMIUFBM2JDQMT4ATVAAWYT","short_pith_number":"pith:FMJZTMIU","canonical_record":{"source":{"id":"1404.7460","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2014-03-31T09:19:45Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"3f58f9969abd4588889ae3f167df4152cc824b62d07e3b1b7cb29ddb67bd7d4a","abstract_canon_sha256":"7734bef99797dd0d6b16a4b18a60ab1f736d080cae68e566fd0823661bc7d632"},"schema_version":"1.0"},"canonical_sha256":"2b1399b1142859a48e0c9f013a8016c4e74f84cb6654b1633a6fb69d32892773","source":{"kind":"arxiv","id":"1404.7460","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.7460","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"arxiv_version","alias_value":"1404.7460v1","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.7460","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"pith_short_12","alias_value":"FMJZTMIUFBM2","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FMJZTMIUFBM2JDQM","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FMJZTMIU","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:FMJZTMIUFBM2JDQMT4ATVAAWYT","target":"record","payload":{"canonical_record":{"source":{"id":"1404.7460","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2014-03-31T09:19:45Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"3f58f9969abd4588889ae3f167df4152cc824b62d07e3b1b7cb29ddb67bd7d4a","abstract_canon_sha256":"7734bef99797dd0d6b16a4b18a60ab1f736d080cae68e566fd0823661bc7d632"},"schema_version":"1.0"},"canonical_sha256":"2b1399b1142859a48e0c9f013a8016c4e74f84cb6654b1633a6fb69d32892773","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:52:56.543178Z","signature_b64":"N3xl43JK8aOovb0N17zB0z9MhQ99w/zmBdQqAxHHQHPoU3o3Quuge5XYCiE3hnoTfmPJ1XhAJHHJkNcr/FboDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2b1399b1142859a48e0c9f013a8016c4e74f84cb6654b1633a6fb69d32892773","last_reissued_at":"2026-05-18T02:52:56.542536Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:52:56.542536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.7460","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":"2026-05-18T02:52:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zaOT9H1JfTHxGc05tw3s3RxmWlTPd+jjalSgEQUa85Mz6DhF764T2fN7+eZ5d2pv4e/Y8pdUNNdFU9J3YDduCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:09:19.862519Z"},"content_sha256":"50d44123ea9ce43bb14f2940f229757b2575ed361d75691f0fbdb269e92bc723","schema_version":"1.0","event_id":"sha256:50d44123ea9ce43bb14f2940f229757b2575ed361d75691f0fbdb269e92bc723"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:FMJZTMIUFBM2JDQMT4ATVAAWYT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Crazy 1d billiards: Behavior of spring-fixated, noisy colliding particles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Dirk Helbing, Hans J. Herrmann, Lucas B\\\"ottcher, Roman Mani","submitted_at":"2014-03-31T09:19:45Z","abstract_excerpt":"We study a one-dimensional system of spatially extended particles, which are fixated to regularly spaced locations by means of elastic springs. The particles are assumed to be driven by a Gaussian noise and to have dissipative, energy-conserving or anti-dissipative (flipper-like) interactions, when the particle density exceeds a critical threshold. While each particle in separation shows a wellbehaved behavior characterized by a Gaussian velocity distribution, the interaction of particles at high densities can cause an avalanche-like momentum and energy transfer, which can generate steep power"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.7460","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":"2026-05-18T02:52:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pckK+JkvUZtxGvi4Jeblo5qyqz93ZWgdBGWSjesJjhsOp+hnLMNGl56C7nPzb0XeS8L2JIF5fCqTO7bnNcBYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:09:19.863167Z"},"content_sha256":"9fff667eaaee9877b630245c519f2e6c8f545a3e471202132a8aef2e58d774b5","schema_version":"1.0","event_id":"sha256:9fff667eaaee9877b630245c519f2e6c8f545a3e471202132a8aef2e58d774b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/bundle.json","state_url":"https://pith.science/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/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":"2026-05-28T23:09:19Z","links":{"resolver":"https://pith.science/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT","bundle":"https://pith.science/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/bundle.json","state":"https://pith.science/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FMJZTMIUFBM2JDQMT4ATVAAWYT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:FMJZTMIUFBM2JDQMT4ATVAAWYT","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":"7734bef99797dd0d6b16a4b18a60ab1f736d080cae68e566fd0823661bc7d632","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2014-03-31T09:19:45Z","title_canon_sha256":"3f58f9969abd4588889ae3f167df4152cc824b62d07e3b1b7cb29ddb67bd7d4a"},"schema_version":"1.0","source":{"id":"1404.7460","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.7460","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"arxiv_version","alias_value":"1404.7460v1","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.7460","created_at":"2026-05-18T02:52:56Z"},{"alias_kind":"pith_short_12","alias_value":"FMJZTMIUFBM2","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FMJZTMIUFBM2JDQM","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FMJZTMIU","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:9fff667eaaee9877b630245c519f2e6c8f545a3e471202132a8aef2e58d774b5","target":"graph","created_at":"2026-05-18T02:52:56Z","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":"We study a one-dimensional system of spatially extended particles, which are fixated to regularly spaced locations by means of elastic springs. The particles are assumed to be driven by a Gaussian noise and to have dissipative, energy-conserving or anti-dissipative (flipper-like) interactions, when the particle density exceeds a critical threshold. While each particle in separation shows a wellbehaved behavior characterized by a Gaussian velocity distribution, the interaction of particles at high densities can cause an avalanche-like momentum and energy transfer, which can generate steep power","authors_text":"Dirk Helbing, Hans J. Herrmann, Lucas B\\\"ottcher, Roman Mani","cross_cats":["cond-mat.soft"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2014-03-31T09:19:45Z","title":"Crazy 1d billiards: Behavior of spring-fixated, noisy colliding particles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.7460","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":"sha256:50d44123ea9ce43bb14f2940f229757b2575ed361d75691f0fbdb269e92bc723","target":"record","created_at":"2026-05-18T02:52:56Z","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":"7734bef99797dd0d6b16a4b18a60ab1f736d080cae68e566fd0823661bc7d632","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2014-03-31T09:19:45Z","title_canon_sha256":"3f58f9969abd4588889ae3f167df4152cc824b62d07e3b1b7cb29ddb67bd7d4a"},"schema_version":"1.0","source":{"id":"1404.7460","kind":"arxiv","version":1}},"canonical_sha256":"2b1399b1142859a48e0c9f013a8016c4e74f84cb6654b1633a6fb69d32892773","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b1399b1142859a48e0c9f013a8016c4e74f84cb6654b1633a6fb69d32892773","first_computed_at":"2026-05-18T02:52:56.542536Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:52:56.542536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"N3xl43JK8aOovb0N17zB0z9MhQ99w/zmBdQqAxHHQHPoU3o3Quuge5XYCiE3hnoTfmPJ1XhAJHHJkNcr/FboDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:52:56.543178Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.7460","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50d44123ea9ce43bb14f2940f229757b2575ed361d75691f0fbdb269e92bc723","sha256:9fff667eaaee9877b630245c519f2e6c8f545a3e471202132a8aef2e58d774b5"],"state_sha256":"300a9fe354d4389130d5b2a77eddd96314caa117b7c86420e2abfb9f420a71c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OXZRqtAckspMONPA0hIEQ602FJYNsHewq2SEN2fqnU0qAv6GSDAewUKLQj8qq/9dzSd5VPHZ85YnLAU/rqtjBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T23:09:19.866411Z","bundle_sha256":"ccf77f4909b2d562be4a0f5a50d96b27a489cc3203db020a4cdcb4b13b18fc5d"}}