{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:YWBK5UDP3LFVBXTOXOR4WAQ2RO","short_pith_number":"pith:YWBK5UDP","canonical_record":{"source":{"id":"astro-ph/0602150","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-07T06:22:35Z","cross_cats_sorted":[],"title_canon_sha256":"9ed8565059b899f5f21757ff5c8234854ffd3e8ed73562947ec71e41aece7a67","abstract_canon_sha256":"280aeecd216ca946e57b00f31aa0f47dbd9d3531da52c72c363c96acee84cd19"},"schema_version":"1.0"},"canonical_sha256":"c582aed06fdacb50de6ebba3cb021a8b8100b7f2fbd988414f7e7db8ed0ec6fc","source":{"kind":"arxiv","id":"astro-ph/0602150","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0602150","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0602150v1","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0602150","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"pith_short_12","alias_value":"YWBK5UDP3LFV","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"YWBK5UDP3LFVBXTO","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"YWBK5UDP","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:YWBK5UDP3LFVBXTOXOR4WAQ2RO","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0602150","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-07T06:22:35Z","cross_cats_sorted":[],"title_canon_sha256":"9ed8565059b899f5f21757ff5c8234854ffd3e8ed73562947ec71e41aece7a67","abstract_canon_sha256":"280aeecd216ca946e57b00f31aa0f47dbd9d3531da52c72c363c96acee84cd19"},"schema_version":"1.0"},"canonical_sha256":"c582aed06fdacb50de6ebba3cb021a8b8100b7f2fbd988414f7e7db8ed0ec6fc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:10.706830Z","signature_b64":"Mg86fIEeDEwdmAoVxRgfmDMBYST+ifwdbh1eagmS8XGO3/wuZbu3wnafaPje8pOMFHO87yyCtPJMloknD7e7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c582aed06fdacb50de6ebba3cb021a8b8100b7f2fbd988414f7e7db8ed0ec6fc","last_reissued_at":"2026-05-18T01:09:10.706280Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:10.706280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0602150","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":"2026-05-18T01:09:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"81myqRCbDopaiYCQpUt7nOvGWuaKbyBcv+JjuJK4MsUkvwAPvfuHwb6Nbw4c+7KCUiR6T53J9wU/ZjunAsd3DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:57:49.738638Z"},"content_sha256":"ebf835cd4c600b7131effd73765dcf5b5a557634d946958433a6c33b9278a9a0","schema_version":"1.0","event_id":"sha256:ebf835cd4c600b7131effd73765dcf5b5a557634d946958433a6c33b9278a9a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:YWBK5UDP3LFVBXTOXOR4WAQ2RO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A model for atomic and molecular interstellar gas: The Meudon PDR code","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Cyrine Nehm\\'e (LUTH), Evelyne Roueff (LUTH), Franck Le Petit (LUTH, Jacques Le Bourlot (LUTH), OSO)","submitted_at":"2006-02-07T06:22:35Z","abstract_excerpt":"We present the revised ``Meudon'' model of Photon Dominated Region (PDR code), presently available on the web under the Gnu Public Licence at: http://aristote.obspm.fr/MIS. General organisation of the code is described down to a level that should allow most observers to use it as an interpretation tool with minimal help from our part. Two grids of models, one for low excitation diffuse clouds and one for dense highly illuminated clouds, are discussed, and some new results on PDR modelisation highlighted."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0602150","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":"2026-05-18T01:09:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zom7PoB3S/duRO7uA106+lm/ksmEoMnHpQjO+U63EuSO4iclZ0AJOeJHmVSOMoATEEMQ3OozL/C6KPyDQxpiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:57:49.739026Z"},"content_sha256":"0e6ef2130d2a1bf094a8992f3c446d7cefd9d3e8ceab7569e2d5229266f1adaf","schema_version":"1.0","event_id":"sha256:0e6ef2130d2a1bf094a8992f3c446d7cefd9d3e8ceab7569e2d5229266f1adaf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/bundle.json","state_url":"https://pith.science/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/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":"2026-05-25T14:57:49Z","links":{"resolver":"https://pith.science/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO","bundle":"https://pith.science/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/bundle.json","state":"https://pith.science/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YWBK5UDP3LFVBXTOXOR4WAQ2RO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:YWBK5UDP3LFVBXTOXOR4WAQ2RO","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":"280aeecd216ca946e57b00f31aa0f47dbd9d3531da52c72c363c96acee84cd19","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-07T06:22:35Z","title_canon_sha256":"9ed8565059b899f5f21757ff5c8234854ffd3e8ed73562947ec71e41aece7a67"},"schema_version":"1.0","source":{"id":"astro-ph/0602150","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0602150","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0602150v1","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0602150","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"pith_short_12","alias_value":"YWBK5UDP3LFV","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"YWBK5UDP3LFVBXTO","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"YWBK5UDP","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:0e6ef2130d2a1bf094a8992f3c446d7cefd9d3e8ceab7569e2d5229266f1adaf","target":"graph","created_at":"2026-05-18T01:09:10Z","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 the revised ``Meudon'' model of Photon Dominated Region (PDR code), presently available on the web under the Gnu Public Licence at: http://aristote.obspm.fr/MIS. General organisation of the code is described down to a level that should allow most observers to use it as an interpretation tool with minimal help from our part. Two grids of models, one for low excitation diffuse clouds and one for dense highly illuminated clouds, are discussed, and some new results on PDR modelisation highlighted.","authors_text":"Cyrine Nehm\\'e (LUTH), Evelyne Roueff (LUTH), Franck Le Petit (LUTH, Jacques Le Bourlot (LUTH), OSO)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-02-07T06:22:35Z","title":"A model for atomic and molecular interstellar gas: The Meudon PDR code"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0602150","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:ebf835cd4c600b7131effd73765dcf5b5a557634d946958433a6c33b9278a9a0","target":"record","created_at":"2026-05-18T01:09:10Z","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":"280aeecd216ca946e57b00f31aa0f47dbd9d3531da52c72c363c96acee84cd19","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-07T06:22:35Z","title_canon_sha256":"9ed8565059b899f5f21757ff5c8234854ffd3e8ed73562947ec71e41aece7a67"},"schema_version":"1.0","source":{"id":"astro-ph/0602150","kind":"arxiv","version":1}},"canonical_sha256":"c582aed06fdacb50de6ebba3cb021a8b8100b7f2fbd988414f7e7db8ed0ec6fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c582aed06fdacb50de6ebba3cb021a8b8100b7f2fbd988414f7e7db8ed0ec6fc","first_computed_at":"2026-05-18T01:09:10.706280Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:10.706280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Mg86fIEeDEwdmAoVxRgfmDMBYST+ifwdbh1eagmS8XGO3/wuZbu3wnafaPje8pOMFHO87yyCtPJMloknD7e7Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:10.706830Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0602150","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebf835cd4c600b7131effd73765dcf5b5a557634d946958433a6c33b9278a9a0","sha256:0e6ef2130d2a1bf094a8992f3c446d7cefd9d3e8ceab7569e2d5229266f1adaf"],"state_sha256":"0abfb824cb0fbcc120631abb2b63d0ea2afd1d86b15242168a50e45c09cc07bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tv+e1U5nNZsbCTHZYE3ESO/TEhwbjIexAxl7ERTlAljBGh6cJDLGTZASd25TP/enw61LXLS9LjV4VwgNtGzXDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T14:57:49.742323Z","bundle_sha256":"8e8cc28893d47fddcd990048ae1e98e475e47679b3a697c44463a9eef7fb7466"}}