{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:7IAPUOG654CP6R6YBQULZATN2R","short_pith_number":"pith:7IAPUOG6","canonical_record":{"source":{"id":"1804.11344","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-30T17:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"b69629df2343c1c84ab8d480c5a3082b8f057421b02df5563023b1579bbc23b2","abstract_canon_sha256":"057cf6ca825c9cb598074448b39e93513c34c3f32d17ce0d69e7ce910dfe1014"},"schema_version":"1.0"},"canonical_sha256":"fa00fa38deef04ff47d80c28bc826dd4735a34c53d3e9934fcb2c8068739452d","source":{"kind":"arxiv","id":"1804.11344","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.11344","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"arxiv_version","alias_value":"1804.11344v1","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.11344","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"pith_short_12","alias_value":"7IAPUOG654CP","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7IAPUOG654CP6R6Y","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7IAPUOG6","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:7IAPUOG654CP6R6YBQULZATN2R","target":"record","payload":{"canonical_record":{"source":{"id":"1804.11344","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-30T17:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"b69629df2343c1c84ab8d480c5a3082b8f057421b02df5563023b1579bbc23b2","abstract_canon_sha256":"057cf6ca825c9cb598074448b39e93513c34c3f32d17ce0d69e7ce910dfe1014"},"schema_version":"1.0"},"canonical_sha256":"fa00fa38deef04ff47d80c28bc826dd4735a34c53d3e9934fcb2c8068739452d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:24.588372Z","signature_b64":"JDlV6NsjfbfhulmYKq2F4jblmbnxyIVwXs1RCOhfWZvaU//wOFsd7+Vc/eH9dwaiZYlQ9LOH9vzNsI3shobQCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fa00fa38deef04ff47d80c28bc826dd4735a34c53d3e9934fcb2c8068739452d","last_reissued_at":"2026-05-18T00:16:24.587880Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:24.587880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.11344","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":"2026-05-18T00:16:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jPYyceYVWaItypXSIucNO4FFRaZa9vLALN+RkX9SYnhyxK0uhqaxsW4c6BE6bnZczbxlu0sd4K7bDBYpDO/HBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:01:28.321893Z"},"content_sha256":"d02c6f9833ca9b9724bfac1b471ff7b9e61bedbdcbcaaaf2e1c214146a543b77","schema_version":"1.0","event_id":"sha256:d02c6f9833ca9b9724bfac1b471ff7b9e61bedbdcbcaaaf2e1c214146a543b77"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:7IAPUOG654CP6R6YBQULZATN2R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Density-Magnetic Field Relation in the Atomic ISM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adriana Gazol, Marco Villagran","submitted_at":"2018-04-30T17:46:40Z","abstract_excerpt":"We present numerical experiments aimed to study the correlation between the magnetic field strength, $B$, and the density, $n$, in the cold atomic interstellar medium (CNM). We analyze 24 magneto-hydrodynamic models with different initial magnetic field intensities ($B_0=$0.4, 2.1, 4.2, and 8.3 $\\mu$G) and/or mean densities (2, 3, and 4 cm$^{-3}$), in the presence of driven and decaying turbulence, with and without self-gravity, in a cubic computational domain with 100 pc by side. Our main findings are: i) For forced simulations, which reproduce the main observed physical conditions of the CNM"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.11344","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":"2026-05-18T00:16:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ehafsz/U3m0dGAOqWzdlD67MTrQpaTzFQ/qx+F6J6v5eLIbz3NxUkfgcDywDSPITnua+dbvTP6nhXiYAN/1+CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:01:28.322302Z"},"content_sha256":"efac87f40967b0b622f6613d24e82255840c157a0101b099e5e0cfeec362ec4b","schema_version":"1.0","event_id":"sha256:efac87f40967b0b622f6613d24e82255840c157a0101b099e5e0cfeec362ec4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7IAPUOG654CP6R6YBQULZATN2R/bundle.json","state_url":"https://pith.science/pith/7IAPUOG654CP6R6YBQULZATN2R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7IAPUOG654CP6R6YBQULZATN2R/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":"2026-06-11T02:01:28Z","links":{"resolver":"https://pith.science/pith/7IAPUOG654CP6R6YBQULZATN2R","bundle":"https://pith.science/pith/7IAPUOG654CP6R6YBQULZATN2R/bundle.json","state":"https://pith.science/pith/7IAPUOG654CP6R6YBQULZATN2R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7IAPUOG654CP6R6YBQULZATN2R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:7IAPUOG654CP6R6YBQULZATN2R","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":"057cf6ca825c9cb598074448b39e93513c34c3f32d17ce0d69e7ce910dfe1014","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-30T17:46:40Z","title_canon_sha256":"b69629df2343c1c84ab8d480c5a3082b8f057421b02df5563023b1579bbc23b2"},"schema_version":"1.0","source":{"id":"1804.11344","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.11344","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"arxiv_version","alias_value":"1804.11344v1","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.11344","created_at":"2026-05-18T00:16:24Z"},{"alias_kind":"pith_short_12","alias_value":"7IAPUOG654CP","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7IAPUOG654CP6R6Y","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7IAPUOG6","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:efac87f40967b0b622f6613d24e82255840c157a0101b099e5e0cfeec362ec4b","target":"graph","created_at":"2026-05-18T00:16:24Z","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 present numerical experiments aimed to study the correlation between the magnetic field strength, $B$, and the density, $n$, in the cold atomic interstellar medium (CNM). We analyze 24 magneto-hydrodynamic models with different initial magnetic field intensities ($B_0=$0.4, 2.1, 4.2, and 8.3 $\\mu$G) and/or mean densities (2, 3, and 4 cm$^{-3}$), in the presence of driven and decaying turbulence, with and without self-gravity, in a cubic computational domain with 100 pc by side. Our main findings are: i) For forced simulations, which reproduce the main observed physical conditions of the CNM","authors_text":"Adriana Gazol, Marco Villagran","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-30T17:46:40Z","title":"The Density-Magnetic Field Relation in the Atomic ISM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.11344","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:d02c6f9833ca9b9724bfac1b471ff7b9e61bedbdcbcaaaf2e1c214146a543b77","target":"record","created_at":"2026-05-18T00:16:24Z","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":"057cf6ca825c9cb598074448b39e93513c34c3f32d17ce0d69e7ce910dfe1014","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-30T17:46:40Z","title_canon_sha256":"b69629df2343c1c84ab8d480c5a3082b8f057421b02df5563023b1579bbc23b2"},"schema_version":"1.0","source":{"id":"1804.11344","kind":"arxiv","version":1}},"canonical_sha256":"fa00fa38deef04ff47d80c28bc826dd4735a34c53d3e9934fcb2c8068739452d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fa00fa38deef04ff47d80c28bc826dd4735a34c53d3e9934fcb2c8068739452d","first_computed_at":"2026-05-18T00:16:24.587880Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:24.587880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JDlV6NsjfbfhulmYKq2F4jblmbnxyIVwXs1RCOhfWZvaU//wOFsd7+Vc/eH9dwaiZYlQ9LOH9vzNsI3shobQCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:24.588372Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.11344","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d02c6f9833ca9b9724bfac1b471ff7b9e61bedbdcbcaaaf2e1c214146a543b77","sha256:efac87f40967b0b622f6613d24e82255840c157a0101b099e5e0cfeec362ec4b"],"state_sha256":"0a85450e84f93b62d9633261494675eb9f36f2ddf840434393207d3acff86f7e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"egc1IyO4hbzePYYW2OMp39M+6KuPm5DFaXnKkJXxR31CE29BEgiTiL4D+b1vvi/kxSIabh6CnC/Jx7MbQwdFAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T02:01:28.325303Z","bundle_sha256":"f84869d0f2cccb8926f1cd05e6ff6a6d2f498702b81f98878f3c21bbd640d51f"}}