{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:5KLJZ3QR6PA2WERGY63IDZZKWV","short_pith_number":"pith:5KLJZ3QR","schema_version":"1.0","canonical_sha256":"ea969cee11f3c1ab1226c7b681e72ab5677038fd4f73f0c6b291a97ce75829e9","source":{"kind":"arxiv","id":"0709.1114","version":1},"attestation_state":"computed","paper":{"title":"H3+ in Diffuse Interstellar Clouds: a Tracer for the Cosmic-Ray Ionization Rate","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Benjamin J. McCall, Nick Indriolo, Takeshi Oka, Thomas R. Geballe","submitted_at":"2007-09-07T18:19:07Z","abstract_excerpt":"Using high resolution infrared spectroscopy we have surveyed twenty sightlines for H3+ absorption. H3+ is detected in eight diffuse cloud sightlines with column densities varying from 0.6x10^14 cm^-2 to 3.9x10^14 cm^-2. This brings to fourteen the total number of diffuse cloud sightlines where H3+ has been detected. These detections are mostly along sightlines concentrated in the Galactic plane, but well dispersed in Galactic longitude. The results imply that abundant H3+ is common in the diffuse interstellar medium. Because of the simple chemistry associated with H3+ production and destructio"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0709.1114","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-09-07T18:19:07Z","cross_cats_sorted":[],"title_canon_sha256":"fee7bf73f8d75442ca6f43f07d99ae43fa7a9a68785b5b3ba15f3a382bf50189","abstract_canon_sha256":"175137cdaa527a72187a93fd810a0c5bea0d2b5cc5ca9f438845e540bdfa6c18"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:05:36.135155Z","signature_b64":"kVOWoyVtzznJZrF4AZQAntnWfKy3+eoppZFNKlP6L2lJKuBjoqh1ZOlqaN2ANUVIuWzA2vBZfV5hq+2jwCnpDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea969cee11f3c1ab1226c7b681e72ab5677038fd4f73f0c6b291a97ce75829e9","last_reissued_at":"2026-07-04T17:05:36.134806Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:05:36.134806Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"H3+ in Diffuse Interstellar Clouds: a Tracer for the Cosmic-Ray Ionization Rate","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Benjamin J. McCall, Nick Indriolo, Takeshi Oka, Thomas R. Geballe","submitted_at":"2007-09-07T18:19:07Z","abstract_excerpt":"Using high resolution infrared spectroscopy we have surveyed twenty sightlines for H3+ absorption. H3+ is detected in eight diffuse cloud sightlines with column densities varying from 0.6x10^14 cm^-2 to 3.9x10^14 cm^-2. This brings to fourteen the total number of diffuse cloud sightlines where H3+ has been detected. These detections are mostly along sightlines concentrated in the Galactic plane, but well dispersed in Galactic longitude. The results imply that abundant H3+ is common in the diffuse interstellar medium. Because of the simple chemistry associated with H3+ production and destructio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.1114","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0709.1114/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"0709.1114","created_at":"2026-07-04T17:05:36.134860+00:00"},{"alias_kind":"arxiv_version","alias_value":"0709.1114v1","created_at":"2026-07-04T17:05:36.134860+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.1114","created_at":"2026-07-04T17:05:36.134860+00:00"},{"alias_kind":"pith_short_12","alias_value":"5KLJZ3QR6PA2","created_at":"2026-07-04T17:05:36.134860+00:00"},{"alias_kind":"pith_short_16","alias_value":"5KLJZ3QR6PA2WERG","created_at":"2026-07-04T17:05:36.134860+00:00"},{"alias_kind":"pith_short_8","alias_value":"5KLJZ3QR","created_at":"2026-07-04T17:05:36.134860+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV","json":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV.json","graph_json":"https://pith.science/api/pith-number/5KLJZ3QR6PA2WERGY63IDZZKWV/graph.json","events_json":"https://pith.science/api/pith-number/5KLJZ3QR6PA2WERGY63IDZZKWV/events.json","paper":"https://pith.science/paper/5KLJZ3QR"},"agent_actions":{"view_html":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV","download_json":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV.json","view_paper":"https://pith.science/paper/5KLJZ3QR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0709.1114&json=true","fetch_graph":"https://pith.science/api/pith-number/5KLJZ3QR6PA2WERGY63IDZZKWV/graph.json","fetch_events":"https://pith.science/api/pith-number/5KLJZ3QR6PA2WERGY63IDZZKWV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV/action/storage_attestation","attest_author":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV/action/author_attestation","sign_citation":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV/action/citation_signature","submit_replication":"https://pith.science/pith/5KLJZ3QR6PA2WERGY63IDZZKWV/action/replication_record"}},"created_at":"2026-07-04T17:05:36.134860+00:00","updated_at":"2026-07-04T17:05:36.134860+00:00"}