{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:U2LZKM3H6JJTEZRVCVTR6GBVY5","short_pith_number":"pith:U2LZKM3H","canonical_record":{"source":{"id":"1701.06721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-24T03:47:01Z","cross_cats_sorted":[],"title_canon_sha256":"06bc38299d1f547aca180353fb98c9da73bdc5f075e92f103c3873196975602e","abstract_canon_sha256":"de15b3dbc7b1b78a39a06c301ab8b76d2f5aab151a1ed86cd97f6a41821bc885"},"schema_version":"1.0"},"canonical_sha256":"a697953367f25332663515671f1835c777b629c4bf122551838917aacf505636","source":{"kind":"arxiv","id":"1701.06721","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.06721","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"1701.06721v1","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.06721","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"U2LZKM3H6JJT","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"U2LZKM3H6JJTEZRV","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"U2LZKM3H","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:U2LZKM3H6JJTEZRVCVTR6GBVY5","target":"record","payload":{"canonical_record":{"source":{"id":"1701.06721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-24T03:47:01Z","cross_cats_sorted":[],"title_canon_sha256":"06bc38299d1f547aca180353fb98c9da73bdc5f075e92f103c3873196975602e","abstract_canon_sha256":"de15b3dbc7b1b78a39a06c301ab8b76d2f5aab151a1ed86cd97f6a41821bc885"},"schema_version":"1.0"},"canonical_sha256":"a697953367f25332663515671f1835c777b629c4bf122551838917aacf505636","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:09.620298Z","signature_b64":"p7aCmWH60GlN/GcII3kD+hv+ZNmvg40SM2JPbMa2MeUQW3A0hoO6rBW063uYTXgncD5uE7I8NJhNmD+Ip5bRCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a697953367f25332663515671f1835c777b629c4bf122551838917aacf505636","last_reissued_at":"2026-05-18T00:49:09.619725Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:09.619725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.06721","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":"2026-05-18T00:49:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XH0T2vcQH5ZGFK9DbNduIOy5sv1nPbNyMbeRkeOHXq65PEy5L9tcFUDLk7gQtSkIbHZeHYeuKacmpgChmoYpDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:37:40.574446Z"},"content_sha256":"634c842691f90e4da5684907d26945a56fb772d7e1133050832120f0beb834fe","schema_version":"1.0","event_id":"sha256:634c842691f90e4da5684907d26945a56fb772d7e1133050832120f0beb834fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:U2LZKM3H6JJTEZRVCVTR6GBVY5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photoionization Models for the Inner Gaseous Disks of Herbig Be Stars: Evidence Against Magnetospheric Accretion?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. D. Landstreet, P. Patel, T. A. A. Sigut","submitted_at":"2017-01-24T03:47:01Z","abstract_excerpt":"We investigate the physical properties of the inner gaseous disks of the three, hot, Herbig B2e stars, HD 76534, HD 114981 and HD 216629, by modelling CFHT-ESPaDOns spectra using non-LTE radiative transfer codes. We assume that the emission lines are produced in a circumstellar disk heated solely by the photospheric radiation from the central star in order to test if the optical and near-IR emission lines can be reproduced without invoking magnetospheric accretion. The inner gaseous disk density was assumed to follow a simple power-law in the equatorial plane, and we searched for models that c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.06721","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":"2026-05-18T00:49:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XKhDrHi9qVLSPs0NfVZNcysCd+8h5Q/Zx/00tyFDQuYGUuJNB/LMuFEcbvbcqtsUKyntmP5NJ61eiA+asWBVBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:37:40.574813Z"},"content_sha256":"412c83ba9ab762f5b9ee699aa7f11edcf2c2e0e6dea4a7dd993bf334f76e6ec3","schema_version":"1.0","event_id":"sha256:412c83ba9ab762f5b9ee699aa7f11edcf2c2e0e6dea4a7dd993bf334f76e6ec3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/bundle.json","state_url":"https://pith.science/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/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":"2026-06-11T14:37:40Z","links":{"resolver":"https://pith.science/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5","bundle":"https://pith.science/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/bundle.json","state":"https://pith.science/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U2LZKM3H6JJTEZRVCVTR6GBVY5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:U2LZKM3H6JJTEZRVCVTR6GBVY5","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":"de15b3dbc7b1b78a39a06c301ab8b76d2f5aab151a1ed86cd97f6a41821bc885","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-24T03:47:01Z","title_canon_sha256":"06bc38299d1f547aca180353fb98c9da73bdc5f075e92f103c3873196975602e"},"schema_version":"1.0","source":{"id":"1701.06721","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.06721","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"1701.06721v1","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.06721","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"U2LZKM3H6JJT","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"U2LZKM3H6JJTEZRV","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"U2LZKM3H","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:412c83ba9ab762f5b9ee699aa7f11edcf2c2e0e6dea4a7dd993bf334f76e6ec3","target":"graph","created_at":"2026-05-18T00:49:09Z","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 physical properties of the inner gaseous disks of the three, hot, Herbig B2e stars, HD 76534, HD 114981 and HD 216629, by modelling CFHT-ESPaDOns spectra using non-LTE radiative transfer codes. We assume that the emission lines are produced in a circumstellar disk heated solely by the photospheric radiation from the central star in order to test if the optical and near-IR emission lines can be reproduced without invoking magnetospheric accretion. The inner gaseous disk density was assumed to follow a simple power-law in the equatorial plane, and we searched for models that c","authors_text":"J. D. Landstreet, P. Patel, T. A. A. Sigut","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-24T03:47:01Z","title":"Photoionization Models for the Inner Gaseous Disks of Herbig Be Stars: Evidence Against Magnetospheric Accretion?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.06721","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":"sha256:634c842691f90e4da5684907d26945a56fb772d7e1133050832120f0beb834fe","target":"record","created_at":"2026-05-18T00:49:09Z","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":"de15b3dbc7b1b78a39a06c301ab8b76d2f5aab151a1ed86cd97f6a41821bc885","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-24T03:47:01Z","title_canon_sha256":"06bc38299d1f547aca180353fb98c9da73bdc5f075e92f103c3873196975602e"},"schema_version":"1.0","source":{"id":"1701.06721","kind":"arxiv","version":1}},"canonical_sha256":"a697953367f25332663515671f1835c777b629c4bf122551838917aacf505636","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a697953367f25332663515671f1835c777b629c4bf122551838917aacf505636","first_computed_at":"2026-05-18T00:49:09.619725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:09.619725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p7aCmWH60GlN/GcII3kD+hv+ZNmvg40SM2JPbMa2MeUQW3A0hoO6rBW063uYTXgncD5uE7I8NJhNmD+Ip5bRCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:09.620298Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.06721","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:634c842691f90e4da5684907d26945a56fb772d7e1133050832120f0beb834fe","sha256:412c83ba9ab762f5b9ee699aa7f11edcf2c2e0e6dea4a7dd993bf334f76e6ec3"],"state_sha256":"d524a2062eabf0d3bce395e43bcc1ef2dcff8d2caa1f155e57567beadb94202d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wbC5E5leK6DR7vVUVh53KuEMAR03/CZhw+P5fKNkaGmr6YmJ3Eb5MoICVer2xZYssE83kj0koeHn/5PoJOwLBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T14:37:40.576896Z","bundle_sha256":"67a5006e7012f3dab5ad217a11b2dd83adf26a0d0e5b609add7fe012270b1d47"}}