{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:IJM3CLTQSS4VNI4VD3RJXBCR6F","short_pith_number":"pith:IJM3CLTQ","canonical_record":{"source":{"id":"1309.5926","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-09-23T19:25:01Z","cross_cats_sorted":[],"title_canon_sha256":"d394bf5637306e6f25317036e059d248a30bf46c59cbd065f13c43f2d8ea590d","abstract_canon_sha256":"948281128dfb789652f2a4631179b6fabee27ee159e7b349a0c05be95da965bf"},"schema_version":"1.0"},"canonical_sha256":"4259b12e7094b956a3951ee29b8451f1415f5e3704626c024f6d0698274768b3","source":{"kind":"arxiv","id":"1309.5926","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.5926","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"arxiv_version","alias_value":"1309.5926v2","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.5926","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"pith_short_12","alias_value":"IJM3CLTQSS4V","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IJM3CLTQSS4VNI4V","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IJM3CLTQ","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:IJM3CLTQSS4VNI4VD3RJXBCR6F","target":"record","payload":{"canonical_record":{"source":{"id":"1309.5926","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-09-23T19:25:01Z","cross_cats_sorted":[],"title_canon_sha256":"d394bf5637306e6f25317036e059d248a30bf46c59cbd065f13c43f2d8ea590d","abstract_canon_sha256":"948281128dfb789652f2a4631179b6fabee27ee159e7b349a0c05be95da965bf"},"schema_version":"1.0"},"canonical_sha256":"4259b12e7094b956a3951ee29b8451f1415f5e3704626c024f6d0698274768b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:05:37.547178Z","signature_b64":"WThE272/xZ1VMhiin1awKyq4kHAp0/ge95Ntv/IsRrDA+jTs8QpWxyVIEXq/yuDndHk8Ii8/VDBy2uCvYwb/BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4259b12e7094b956a3951ee29b8451f1415f5e3704626c024f6d0698274768b3","last_reissued_at":"2026-05-18T03:05:37.546542Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:05:37.546542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.5926","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:05:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/ZIIjR3/Ctblc7/W3MppkHJM/8Zzewk2aECFB4crTrtFGZbCGC65YRseUhEIQztDuq3VCB+n3cXD6/PQ1OZWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T03:30:08.598238Z"},"content_sha256":"a17741d427185d333c6a363690dfaf0ea46000ae7963a65b84c3170f905d971c","schema_version":"1.0","event_id":"sha256:a17741d427185d333c6a363690dfaf0ea46000ae7963a65b84c3170f905d971c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:IJM3CLTQSS4VNI4VD3RJXBCR6F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A supersonic turbulence origin of Larson's laws","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexei G. Kritsuk, Christoph T. Lee, Michael L. Norman","submitted_at":"2013-09-23T19:25:01Z","abstract_excerpt":"We revisit the origin of Larson's scaling laws describing the structure and kinematics of molecular clouds. Our analysis is based on recent observational measurements and data from a suite of six simulations of the interstellar medium, including effects of self-gravity, turbulence, magnetic field, and multiphase thermodynamics. Simulations of isothermal supersonic turbulence reproduce observed slopes in linewidth-size and mass-size relations. Whether or not self-gravity is included, the linewidth-size relation remains the same. The mass-size relation, instead, substantially flattens below the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.5926","kind":"arxiv","version":2},"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":"2026-05-18T03:05:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qa/91i05hCpejNwtCJG2QJcoAOss2FlpfvCnlvmXnKsyrpfnhCElb+Kf97zYnWISwDp94tLb1j3Re15R6Dl8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T03:30:08.598889Z"},"content_sha256":"43766aa873f1957c5a62d9838b41148dd86b7ad62a68bbb00b7a3ca5cee5b09b","schema_version":"1.0","event_id":"sha256:43766aa873f1957c5a62d9838b41148dd86b7ad62a68bbb00b7a3ca5cee5b09b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/bundle.json","state_url":"https://pith.science/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/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":"2026-05-23T03:30:08Z","links":{"resolver":"https://pith.science/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F","bundle":"https://pith.science/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/bundle.json","state":"https://pith.science/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IJM3CLTQSS4VNI4VD3RJXBCR6F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:IJM3CLTQSS4VNI4VD3RJXBCR6F","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":"948281128dfb789652f2a4631179b6fabee27ee159e7b349a0c05be95da965bf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-09-23T19:25:01Z","title_canon_sha256":"d394bf5637306e6f25317036e059d248a30bf46c59cbd065f13c43f2d8ea590d"},"schema_version":"1.0","source":{"id":"1309.5926","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.5926","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"arxiv_version","alias_value":"1309.5926v2","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.5926","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"pith_short_12","alias_value":"IJM3CLTQSS4V","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IJM3CLTQSS4VNI4V","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IJM3CLTQ","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:43766aa873f1957c5a62d9838b41148dd86b7ad62a68bbb00b7a3ca5cee5b09b","target":"graph","created_at":"2026-05-18T03:05:37Z","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 revisit the origin of Larson's scaling laws describing the structure and kinematics of molecular clouds. Our analysis is based on recent observational measurements and data from a suite of six simulations of the interstellar medium, including effects of self-gravity, turbulence, magnetic field, and multiphase thermodynamics. Simulations of isothermal supersonic turbulence reproduce observed slopes in linewidth-size and mass-size relations. Whether or not self-gravity is included, the linewidth-size relation remains the same. The mass-size relation, instead, substantially flattens below the ","authors_text":"Alexei G. Kritsuk, Christoph T. Lee, Michael L. Norman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-09-23T19:25:01Z","title":"A supersonic turbulence origin of Larson's laws"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.5926","kind":"arxiv","version":2},"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:a17741d427185d333c6a363690dfaf0ea46000ae7963a65b84c3170f905d971c","target":"record","created_at":"2026-05-18T03:05:37Z","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":"948281128dfb789652f2a4631179b6fabee27ee159e7b349a0c05be95da965bf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-09-23T19:25:01Z","title_canon_sha256":"d394bf5637306e6f25317036e059d248a30bf46c59cbd065f13c43f2d8ea590d"},"schema_version":"1.0","source":{"id":"1309.5926","kind":"arxiv","version":2}},"canonical_sha256":"4259b12e7094b956a3951ee29b8451f1415f5e3704626c024f6d0698274768b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4259b12e7094b956a3951ee29b8451f1415f5e3704626c024f6d0698274768b3","first_computed_at":"2026-05-18T03:05:37.546542Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:05:37.546542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WThE272/xZ1VMhiin1awKyq4kHAp0/ge95Ntv/IsRrDA+jTs8QpWxyVIEXq/yuDndHk8Ii8/VDBy2uCvYwb/BA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:05:37.547178Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.5926","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a17741d427185d333c6a363690dfaf0ea46000ae7963a65b84c3170f905d971c","sha256:43766aa873f1957c5a62d9838b41148dd86b7ad62a68bbb00b7a3ca5cee5b09b"],"state_sha256":"f81624f6b9e79ef1e23eb496df6e386de95367be88305a462f8ff6dc34a8b4ca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VaqJwMC8Vda8uqwOKQ870Q+w6cb8wUfb1v9WCb92Lz0D/y3OIhn8S5yPGIUATsJ7X6VS/NvUcBDBaru1hrtLDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T03:30:08.601918Z","bundle_sha256":"a5712882a7162d1e5133a2fa79e0c23206dbcfc7667f2c86cfcb453524770857"}}