{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:B7L6XBOGSVO5NC26ABLT2KJVSI","short_pith_number":"pith:B7L6XBOG","canonical_record":{"source":{"id":"1412.2754","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-08T21:00:03Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"95cdda04d88205683e17a4644afc8822c646c00e80c131ccd1dd8ab1f226f435","abstract_canon_sha256":"61106da40facc05c248bb26a4bb3e5ba1477b86a04036b7c8faa3c9a5d25b90a"},"schema_version":"1.0"},"canonical_sha256":"0fd7eb85c6955dd68b5e00573d2935923bf8da6c457e2bb7e561cf97776d59ab","source":{"kind":"arxiv","id":"1412.2754","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2754","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2754v1","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2754","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"pith_short_12","alias_value":"B7L6XBOGSVO5","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"B7L6XBOGSVO5NC26","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"B7L6XBOG","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:B7L6XBOGSVO5NC26ABLT2KJVSI","target":"record","payload":{"canonical_record":{"source":{"id":"1412.2754","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-08T21:00:03Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"95cdda04d88205683e17a4644afc8822c646c00e80c131ccd1dd8ab1f226f435","abstract_canon_sha256":"61106da40facc05c248bb26a4bb3e5ba1477b86a04036b7c8faa3c9a5d25b90a"},"schema_version":"1.0"},"canonical_sha256":"0fd7eb85c6955dd68b5e00573d2935923bf8da6c457e2bb7e561cf97776d59ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:20.712018Z","signature_b64":"QSjdrSM9PO63lFl/pVuoM5ws7V3cuArh64xR+UAdwT1fQTmOf5trMkDtDVEiyV0yZrgMsjmOy/TzowPH/ytKAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0fd7eb85c6955dd68b5e00573d2935923bf8da6c457e2bb7e561cf97776d59ab","last_reissued_at":"2026-05-18T01:41:20.711344Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:20.711344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.2754","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":"2026-05-18T01:41:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xJOCwtng+TOdg3eE/8WhOXzIDNmEabn/bZq/IAzg1IQFh4IfC57nIa7SXfiW7zWhS5ADV9PGc0++JIoTwX/EDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:27:33.369025Z"},"content_sha256":"f2b87f635dba129ed477039b837b2a70b31f701a55b48045bbd24927c91eba4c","schema_version":"1.0","event_id":"sha256:f2b87f635dba129ed477039b837b2a70b31f701a55b48045bbd24927c91eba4c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:B7L6XBOGSVO5NC26ABLT2KJVSI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Astrochemical Correlations in Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"(2) University of Alberta, (3) University College London), Brandt A.L. Gaches (1), Erik W. Rosolowsky (2), Stella S. R. Offner (1), Thomas G. Bisbas (3) ((1) University of Massachusetts - Amherst","submitted_at":"2014-12-08T21:00:03Z","abstract_excerpt":"We investigate the spectral correlations between different species used to observe molecular clouds. We use hydrodynamic simulations and a full chemical network to study the abundances of over 150 species in typical Milky Way molecular clouds. We perform synthetic observations in order to produce emission maps of a subset of these tracers. We study the effects of different lines of sight and spatial resolution on the emission distribution and perform a robust quantitative comparison of the species to each other. We use the Spectral Correlation Function (SCF), which quantifies the root mean squ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2754","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":"2026-05-18T01:41:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G9HcarRNGcRMsXdIdJaFWo6ygCg2CBS/0T77ad/6Lh849basXhSCujDQ8anD/i81mydAocGGLizSr2hoi8+UDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:27:33.369730Z"},"content_sha256":"f8d322941d337dc9dd781fbd4c1f4863d289768e58b8100af3118f1c5a258b81","schema_version":"1.0","event_id":"sha256:f8d322941d337dc9dd781fbd4c1f4863d289768e58b8100af3118f1c5a258b81"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/bundle.json","state_url":"https://pith.science/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/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":"2026-05-25T18:27:33Z","links":{"resolver":"https://pith.science/pith/B7L6XBOGSVO5NC26ABLT2KJVSI","bundle":"https://pith.science/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/bundle.json","state":"https://pith.science/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B7L6XBOGSVO5NC26ABLT2KJVSI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:B7L6XBOGSVO5NC26ABLT2KJVSI","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":"61106da40facc05c248bb26a4bb3e5ba1477b86a04036b7c8faa3c9a5d25b90a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-08T21:00:03Z","title_canon_sha256":"95cdda04d88205683e17a4644afc8822c646c00e80c131ccd1dd8ab1f226f435"},"schema_version":"1.0","source":{"id":"1412.2754","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2754","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2754v1","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2754","created_at":"2026-05-18T01:41:20Z"},{"alias_kind":"pith_short_12","alias_value":"B7L6XBOGSVO5","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"B7L6XBOGSVO5NC26","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"B7L6XBOG","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:f8d322941d337dc9dd781fbd4c1f4863d289768e58b8100af3118f1c5a258b81","target":"graph","created_at":"2026-05-18T01:41:20Z","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 spectral correlations between different species used to observe molecular clouds. We use hydrodynamic simulations and a full chemical network to study the abundances of over 150 species in typical Milky Way molecular clouds. We perform synthetic observations in order to produce emission maps of a subset of these tracers. We study the effects of different lines of sight and spatial resolution on the emission distribution and perform a robust quantitative comparison of the species to each other. We use the Spectral Correlation Function (SCF), which quantifies the root mean squ","authors_text":"(2) University of Alberta, (3) University College London), Brandt A.L. Gaches (1), Erik W. Rosolowsky (2), Stella S. R. Offner (1), Thomas G. Bisbas (3) ((1) University of Massachusetts - Amherst","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-08T21:00:03Z","title":"Astrochemical Correlations in Molecular Clouds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2754","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:f2b87f635dba129ed477039b837b2a70b31f701a55b48045bbd24927c91eba4c","target":"record","created_at":"2026-05-18T01:41:20Z","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":"61106da40facc05c248bb26a4bb3e5ba1477b86a04036b7c8faa3c9a5d25b90a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-08T21:00:03Z","title_canon_sha256":"95cdda04d88205683e17a4644afc8822c646c00e80c131ccd1dd8ab1f226f435"},"schema_version":"1.0","source":{"id":"1412.2754","kind":"arxiv","version":1}},"canonical_sha256":"0fd7eb85c6955dd68b5e00573d2935923bf8da6c457e2bb7e561cf97776d59ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0fd7eb85c6955dd68b5e00573d2935923bf8da6c457e2bb7e561cf97776d59ab","first_computed_at":"2026-05-18T01:41:20.711344Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:20.711344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QSjdrSM9PO63lFl/pVuoM5ws7V3cuArh64xR+UAdwT1fQTmOf5trMkDtDVEiyV0yZrgMsjmOy/TzowPH/ytKAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:20.712018Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.2754","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2b87f635dba129ed477039b837b2a70b31f701a55b48045bbd24927c91eba4c","sha256:f8d322941d337dc9dd781fbd4c1f4863d289768e58b8100af3118f1c5a258b81"],"state_sha256":"5b36b831da9f4275e427a1d44c2c286117dca6b0cb3ebc41d854ef5f141a24a2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cgc7WE3t0esVdvXRZUcWm3PKs+QNnk2J53QFWXD6bBSyIx6UGOtcSB2Txrrz+XBE0L05t2UvflBn8H5ES18WCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:27:33.373558Z","bundle_sha256":"a8bcfc93dc7fef5c07a64515882595af8de1ecb0bee2fce73b922004ce74d5ac"}}