{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:DIMH4BU3BJYLYXM7VIPWM3CQCZ","short_pith_number":"pith:DIMH4BU3","canonical_record":{"source":{"id":"cond-mat/0509019","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2005-09-01T10:14:25Z","cross_cats_sorted":[],"title_canon_sha256":"ba2c9bba6d92bcf000cdfa13f757d4688f29881de038ffb02dbc9639c0e38de4","abstract_canon_sha256":"381c293bc3b2745eb9ad0c1ab8804d88dd06322725dcf2a20d6560dd98d9db53"},"schema_version":"1.0"},"canonical_sha256":"1a187e069b0a70bc5d9faa1f666c501640350364bd53ee3602660a63958fbb84","source":{"kind":"arxiv","id":"cond-mat/0509019","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0509019","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0509019v1","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0509019","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_12","alias_value":"DIMH4BU3BJYL","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_16","alias_value":"DIMH4BU3BJYLYXM7","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_8","alias_value":"DIMH4BU3","created_at":"2026-07-04T16:54:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:DIMH4BU3BJYLYXM7VIPWM3CQCZ","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0509019","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2005-09-01T10:14:25Z","cross_cats_sorted":[],"title_canon_sha256":"ba2c9bba6d92bcf000cdfa13f757d4688f29881de038ffb02dbc9639c0e38de4","abstract_canon_sha256":"381c293bc3b2745eb9ad0c1ab8804d88dd06322725dcf2a20d6560dd98d9db53"},"schema_version":"1.0"},"canonical_sha256":"1a187e069b0a70bc5d9faa1f666c501640350364bd53ee3602660a63958fbb84","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:54:33.550264Z","signature_b64":"JtpfAUUD8vzgoUZ3tv4khKAfIklIVVFrU6Jx1MeE0712GB5ZVzhM2mN5ixaVPDJjSJPthv2FlLFBiDPhvyzMAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a187e069b0a70bc5d9faa1f666c501640350364bd53ee3602660a63958fbb84","last_reissued_at":"2026-07-04T16:54:33.549913Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:54:33.549913Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0509019","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":"2026-07-04T16:54:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EYOPQDQF8gxtWIPYnhSWxgUinPuvlJLCOIzqgjT4PTpGAd//cSbFqQ7XnV7HjvjCXjUf7gEyzkU2yYUiJPvSDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T19:17:00.735953Z"},"content_sha256":"01e931b416365c028b8e952559825a3e769204dd388b77f409db85efa186fee6","schema_version":"1.0","event_id":"sha256:01e931b416365c028b8e952559825a3e769204dd388b77f409db85efa186fee6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:DIMH4BU3BJYLYXM7VIPWM3CQCZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The one-dimensional Lennard-Jones system: collective fluctuations and breakdown of hydrodynamics","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Antonio Politi, Paolo Sandri, Stefano Lepri","submitted_at":"2005-09-01T10:14:25Z","abstract_excerpt":"The dynamical correlations of a model consisting of particles constrained on the line and interacting with a nearest--neighbour Lennard--Jones potential are computed by molecular--dynamics simulations. A drastic qualitative change of the spectral shape, from a phonon--like to a diffusive form, is observed upon reducing the particle density even ad moderate temperatures. The latter scenario is due to the spontaneus fragmentation of the crystal--like structure into an ensemble of \"clusters\" colliding among themselves. In both cases, the spectral linewidths do not follow the usual q^2 behaviour f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0509019","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0509019/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:54:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ArzvZxUHzWNojDvk2otm4sztRjEyp1gbzTg0y6sx+UFjIMkjqflcpDPlxL1JnAjbE2q3n95kX7h/KyE8fTCMDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T19:17:00.736339Z"},"content_sha256":"dbfed3b220c3d222996df19277172154bbd569d0293125906edeb27ea66f3d0a","schema_version":"1.0","event_id":"sha256:dbfed3b220c3d222996df19277172154bbd569d0293125906edeb27ea66f3d0a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/bundle.json","state_url":"https://pith.science/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/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":"2026-07-11T19:17:00Z","links":{"resolver":"https://pith.science/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ","bundle":"https://pith.science/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/bundle.json","state":"https://pith.science/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DIMH4BU3BJYLYXM7VIPWM3CQCZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:DIMH4BU3BJYLYXM7VIPWM3CQCZ","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":"381c293bc3b2745eb9ad0c1ab8804d88dd06322725dcf2a20d6560dd98d9db53","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2005-09-01T10:14:25Z","title_canon_sha256":"ba2c9bba6d92bcf000cdfa13f757d4688f29881de038ffb02dbc9639c0e38de4"},"schema_version":"1.0","source":{"id":"cond-mat/0509019","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0509019","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0509019v1","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0509019","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_12","alias_value":"DIMH4BU3BJYL","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_16","alias_value":"DIMH4BU3BJYLYXM7","created_at":"2026-07-04T16:54:33Z"},{"alias_kind":"pith_short_8","alias_value":"DIMH4BU3","created_at":"2026-07-04T16:54:33Z"}],"graph_snapshots":[{"event_id":"sha256:dbfed3b220c3d222996df19277172154bbd569d0293125906edeb27ea66f3d0a","target":"graph","created_at":"2026-07-04T16:54:33Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0509019/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The dynamical correlations of a model consisting of particles constrained on the line and interacting with a nearest--neighbour Lennard--Jones potential are computed by molecular--dynamics simulations. A drastic qualitative change of the spectral shape, from a phonon--like to a diffusive form, is observed upon reducing the particle density even ad moderate temperatures. The latter scenario is due to the spontaneus fragmentation of the crystal--like structure into an ensemble of \"clusters\" colliding among themselves. In both cases, the spectral linewidths do not follow the usual q^2 behaviour f","authors_text":"Antonio Politi, Paolo Sandri, Stefano Lepri","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2005-09-01T10:14:25Z","title":"The one-dimensional Lennard-Jones system: collective fluctuations and breakdown of hydrodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0509019","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":"sha256:01e931b416365c028b8e952559825a3e769204dd388b77f409db85efa186fee6","target":"record","created_at":"2026-07-04T16:54:33Z","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":"381c293bc3b2745eb9ad0c1ab8804d88dd06322725dcf2a20d6560dd98d9db53","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2005-09-01T10:14:25Z","title_canon_sha256":"ba2c9bba6d92bcf000cdfa13f757d4688f29881de038ffb02dbc9639c0e38de4"},"schema_version":"1.0","source":{"id":"cond-mat/0509019","kind":"arxiv","version":1}},"canonical_sha256":"1a187e069b0a70bc5d9faa1f666c501640350364bd53ee3602660a63958fbb84","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a187e069b0a70bc5d9faa1f666c501640350364bd53ee3602660a63958fbb84","first_computed_at":"2026-07-04T16:54:33.549913Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:54:33.549913Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JtpfAUUD8vzgoUZ3tv4khKAfIklIVVFrU6Jx1MeE0712GB5ZVzhM2mN5ixaVPDJjSJPthv2FlLFBiDPhvyzMAg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:54:33.550264Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0509019","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01e931b416365c028b8e952559825a3e769204dd388b77f409db85efa186fee6","sha256:dbfed3b220c3d222996df19277172154bbd569d0293125906edeb27ea66f3d0a"],"state_sha256":"1db74b97f47b137889ae16384e6d4d48b092199c068470ca2a1f9ac14aeeba7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6GfVRQz7oZKvf6Goh02+FQeuZ7ePXTjQEkqiRGxEf+TjGIzmBKNF/SDKEYlykJrpIH4R82cgtk7Mkt/MJZzUAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-11T19:17:00.739368Z","bundle_sha256":"959273f649838976c298d4134602e04eafdb81d02a2770b7e4bfa5baf373e2c0"}}