{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RUURJZC5G6EGSG74TCJO2S7S2C","short_pith_number":"pith:RUURJZC5","canonical_record":{"source":{"id":"1806.05571","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-14T14:21:40Z","cross_cats_sorted":[],"title_canon_sha256":"dd96d6d47e616ae2ed48c836081d5ec8613480b38f62ca0b6d5216bb6f206b5a","abstract_canon_sha256":"9038d10196874ebabf13515569ab8be740482f8481b276048a012b5ff67d95b5"},"schema_version":"1.0"},"canonical_sha256":"8d2914e45d3788691bfc9892ed4bf2d0a025289b3363af5073c8575cebc3efe8","source":{"kind":"arxiv","id":"1806.05571","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.05571","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"arxiv_version","alias_value":"1806.05571v2","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.05571","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"pith_short_12","alias_value":"RUURJZC5G6EG","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RUURJZC5G6EGSG74","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RUURJZC5","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RUURJZC5G6EGSG74TCJO2S7S2C","target":"record","payload":{"canonical_record":{"source":{"id":"1806.05571","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-14T14:21:40Z","cross_cats_sorted":[],"title_canon_sha256":"dd96d6d47e616ae2ed48c836081d5ec8613480b38f62ca0b6d5216bb6f206b5a","abstract_canon_sha256":"9038d10196874ebabf13515569ab8be740482f8481b276048a012b5ff67d95b5"},"schema_version":"1.0"},"canonical_sha256":"8d2914e45d3788691bfc9892ed4bf2d0a025289b3363af5073c8575cebc3efe8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:58.667697Z","signature_b64":"D6myklmglaNrUhcZZvAKBcVbGhByy3habZKAkgIY601K9UxaK4FgC3z8VmZ9IZftHXAdHi6M1Ir7ZtfE+K6aDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d2914e45d3788691bfc9892ed4bf2d0a025289b3363af5073c8575cebc3efe8","last_reissued_at":"2026-05-18T00:09:58.666938Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:58.666938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.05571","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":"2026-05-18T00:09:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Z1t7AiQw1nvbmqK4Dco4nIteWPmt7twsvMnrdfbRiuFivnpTJFWZS6NXxeWgLwY5Kmu5tm6bEu957OZbiTkDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:34:15.463438Z"},"content_sha256":"9205daa0d500bd3c831dafc9b79a76a313a434d05297094fa0b1693d47f055e8","schema_version":"1.0","event_id":"sha256:9205daa0d500bd3c831dafc9b79a76a313a434d05297094fa0b1693d47f055e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RUURJZC5G6EGSG74TCJO2S7S2C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of the heating rate on the stability of the three-phase interstellar medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alex S. Hill, Andrea Gatto, Juan C. Ib\\'a\\~nez-Mej\\'ia, Mordecai-Mark Mac Low","submitted_at":"2018-06-14T14:21:40Z","abstract_excerpt":"We investigate the impact of the far ultraviolet (FUV) heating rate on the stability of the three-phase interstellar medium using three-dimensional simulations of a $1$ kpc$^2$, vertically-extended domain. The FUV heating rate sets the range of thermal pressures across which the cold ($\\sim10^2$ K) and warm ($\\sim10^4$ K) neutral media (CNM and WNM) can coexist in equilibrium. Even absent a variable star formation rate regulating the FUV heating rate, the gas physics keeps the pressure in the two-phase regime: because radiative heating and cooling processes happen on shorter timescales than so"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.05571","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":"2026-05-18T00:09:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P0mmEij+3VD4tB8VVntsk8hY8IZy552xBVTcYYHINNRWHd59HbvBPCf7azQlVcgQLhHbTLG3tvMUXBhFW+I7DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:34:15.464056Z"},"content_sha256":"c664dd8f10c28b568c22f4b25f6a7f4a08e3c72f77511cd79d50660befb88228","schema_version":"1.0","event_id":"sha256:c664dd8f10c28b568c22f4b25f6a7f4a08e3c72f77511cd79d50660befb88228"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RUURJZC5G6EGSG74TCJO2S7S2C/bundle.json","state_url":"https://pith.science/pith/RUURJZC5G6EGSG74TCJO2S7S2C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RUURJZC5G6EGSG74TCJO2S7S2C/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":"2026-05-27T04:34:15Z","links":{"resolver":"https://pith.science/pith/RUURJZC5G6EGSG74TCJO2S7S2C","bundle":"https://pith.science/pith/RUURJZC5G6EGSG74TCJO2S7S2C/bundle.json","state":"https://pith.science/pith/RUURJZC5G6EGSG74TCJO2S7S2C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RUURJZC5G6EGSG74TCJO2S7S2C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RUURJZC5G6EGSG74TCJO2S7S2C","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":"9038d10196874ebabf13515569ab8be740482f8481b276048a012b5ff67d95b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-14T14:21:40Z","title_canon_sha256":"dd96d6d47e616ae2ed48c836081d5ec8613480b38f62ca0b6d5216bb6f206b5a"},"schema_version":"1.0","source":{"id":"1806.05571","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.05571","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"arxiv_version","alias_value":"1806.05571v2","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.05571","created_at":"2026-05-18T00:09:58Z"},{"alias_kind":"pith_short_12","alias_value":"RUURJZC5G6EG","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RUURJZC5G6EGSG74","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RUURJZC5","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:c664dd8f10c28b568c22f4b25f6a7f4a08e3c72f77511cd79d50660befb88228","target":"graph","created_at":"2026-05-18T00:09:58Z","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 investigate the impact of the far ultraviolet (FUV) heating rate on the stability of the three-phase interstellar medium using three-dimensional simulations of a $1$ kpc$^2$, vertically-extended domain. The FUV heating rate sets the range of thermal pressures across which the cold ($\\sim10^2$ K) and warm ($\\sim10^4$ K) neutral media (CNM and WNM) can coexist in equilibrium. Even absent a variable star formation rate regulating the FUV heating rate, the gas physics keeps the pressure in the two-phase regime: because radiative heating and cooling processes happen on shorter timescales than so","authors_text":"Alex S. Hill, Andrea Gatto, Juan C. Ib\\'a\\~nez-Mej\\'ia, Mordecai-Mark Mac Low","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-14T14:21:40Z","title":"Effect of the heating rate on the stability of the three-phase interstellar medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.05571","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":"sha256:9205daa0d500bd3c831dafc9b79a76a313a434d05297094fa0b1693d47f055e8","target":"record","created_at":"2026-05-18T00:09:58Z","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":"9038d10196874ebabf13515569ab8be740482f8481b276048a012b5ff67d95b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-14T14:21:40Z","title_canon_sha256":"dd96d6d47e616ae2ed48c836081d5ec8613480b38f62ca0b6d5216bb6f206b5a"},"schema_version":"1.0","source":{"id":"1806.05571","kind":"arxiv","version":2}},"canonical_sha256":"8d2914e45d3788691bfc9892ed4bf2d0a025289b3363af5073c8575cebc3efe8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d2914e45d3788691bfc9892ed4bf2d0a025289b3363af5073c8575cebc3efe8","first_computed_at":"2026-05-18T00:09:58.666938Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:58.666938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"D6myklmglaNrUhcZZvAKBcVbGhByy3habZKAkgIY601K9UxaK4FgC3z8VmZ9IZftHXAdHi6M1Ir7ZtfE+K6aDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:58.667697Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.05571","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9205daa0d500bd3c831dafc9b79a76a313a434d05297094fa0b1693d47f055e8","sha256:c664dd8f10c28b568c22f4b25f6a7f4a08e3c72f77511cd79d50660befb88228"],"state_sha256":"c3c3dab7905c4b5ff0377df262b1224957ab0c34a2869327b82b5b7ba10935a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JxVYrJNbPob6dyYS0aG7utSdZ18i4IwQrvDNSSmYlIp0zoG9uHX7+EiFydgt/BKRCyWwxPsU1lWyWWsOZD7PBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T04:34:15.467446Z","bundle_sha256":"c78a95ab4c5a62040eca536acb32856f8f463e9150ccf22d089c04d61286a44e"}}