{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:OQRCNCTCK4XQDMI6S7UKQT3EKF","short_pith_number":"pith:OQRCNCTC","canonical_record":{"source":{"id":"1903.05647","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-13T18:00:03Z","cross_cats_sorted":["astro-ph.GA","hep-ph"],"title_canon_sha256":"6af601619eacc84737d84df83cb8897e9dd0d9c1e0fa0009614226d8a57238b2","abstract_canon_sha256":"7dff3a32ff072f85851e360a906907626136e8985d58364e6a9263c9f42539d7"},"schema_version":"1.0"},"canonical_sha256":"7422268a62572f01b11e97e8a84f64516ea2b0ca0c1e0490025fa08eb9910cd5","source":{"kind":"arxiv","id":"1903.05647","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05647","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05647v2","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05647","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_12","alias_value":"OQRCNCTCK4XQ","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_16","alias_value":"OQRCNCTCK4XQDMI6","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_8","alias_value":"OQRCNCTC","created_at":"2026-07-05T00:28:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:OQRCNCTCK4XQDMI6S7UKQT3EKF","target":"record","payload":{"canonical_record":{"source":{"id":"1903.05647","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-13T18:00:03Z","cross_cats_sorted":["astro-ph.GA","hep-ph"],"title_canon_sha256":"6af601619eacc84737d84df83cb8897e9dd0d9c1e0fa0009614226d8a57238b2","abstract_canon_sha256":"7dff3a32ff072f85851e360a906907626136e8985d58364e6a9263c9f42539d7"},"schema_version":"1.0"},"canonical_sha256":"7422268a62572f01b11e97e8a84f64516ea2b0ca0c1e0490025fa08eb9910cd5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:28:08.396687Z","signature_b64":"KBzDDfsDv5DjMUy1rzNya5B3AXCLihreEpXEIoZ/bmLufYhL1dpbnszaprdIlBRJPfraeZOcwXuDiiLnbv7WAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7422268a62572f01b11e97e8a84f64516ea2b0ca0c1e0490025fa08eb9910cd5","last_reissued_at":"2026-07-05T00:28:08.396137Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:28:08.396137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.05647","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:28:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FA4fTmSH4w375Ptx1xX2pdg3GlAL2hPnyj2lmX8Ksj0sY69H6dR/jru2lE8wE3Kpd0EGuAW9ddUtO7WmBuMBAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T09:00:12.238410Z"},"content_sha256":"d99df22b48f99d7c54fb82c94593d3b623a26c3660e4621198c598185d7add9d","schema_version":"1.0","event_id":"sha256:d99df22b48f99d7c54fb82c94593d3b623a26c3660e4621198c598185d7add9d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:OQRCNCTCK4XQDMI6S7UKQT3EKF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detection of a $\\gamma$-ray halo around Geminga with the Fermi-LAT and implications for the positron flux","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","hep-ph"],"primary_cat":"astro-ph.HE","authors_text":"Fiorenza Donato, Mattia Di Mauro, Silvia Manconi","submitted_at":"2019-03-13T18:00:03Z","abstract_excerpt":"The HAWC Collaboration has discovered a $\\gamma$-ray emission extended about 2 degrees around the Geminga and Monogem pulsar wind nebulae (PWNe) at $\\gamma$-ray energies $E_\\gamma >5$ TeV. We analyze, for the first time, almost 10 years of $\\gamma$-ray data obtained with the Fermi Large Area Telescope at $E_\\gamma >$ 8 GeV in the direction of Geminga and Monogem. Since these two pulsars are close the Galactic plane we run our analysis with 10 different interstellar emission models (IEMs) to study the systematics due to the modeling of this component. We detect a $\\gamma$-ray halo around Geming"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05647","kind":"arxiv","version":2},"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/1903.05647/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:28:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GGxsqc6DIP2F9vPN/yz+fzCWiOV5HvqzuM3VmWF+rXnMaYd4rEfdwSmj8Ky4wXgqeabGPg2barVKVT0KjkHsCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T09:00:12.239310Z"},"content_sha256":"5d3ce09eccf2281fbf6f96b37b74b8e1d803b2bda7c6fd680722d677275ec921","schema_version":"1.0","event_id":"sha256:5d3ce09eccf2281fbf6f96b37b74b8e1d803b2bda7c6fd680722d677275ec921"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/bundle.json","state_url":"https://pith.science/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/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":"2026-08-12T09:00:12Z","links":{"resolver":"https://pith.science/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF","bundle":"https://pith.science/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/bundle.json","state":"https://pith.science/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OQRCNCTCK4XQDMI6S7UKQT3EKF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OQRCNCTCK4XQDMI6S7UKQT3EKF","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":"7dff3a32ff072f85851e360a906907626136e8985d58364e6a9263c9f42539d7","cross_cats_sorted":["astro-ph.GA","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-13T18:00:03Z","title_canon_sha256":"6af601619eacc84737d84df83cb8897e9dd0d9c1e0fa0009614226d8a57238b2"},"schema_version":"1.0","source":{"id":"1903.05647","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05647","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05647v2","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05647","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_12","alias_value":"OQRCNCTCK4XQ","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_16","alias_value":"OQRCNCTCK4XQDMI6","created_at":"2026-07-05T00:28:08Z"},{"alias_kind":"pith_short_8","alias_value":"OQRCNCTC","created_at":"2026-07-05T00:28:08Z"}],"graph_snapshots":[{"event_id":"sha256:5d3ce09eccf2281fbf6f96b37b74b8e1d803b2bda7c6fd680722d677275ec921","target":"graph","created_at":"2026-07-05T00:28:08Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1903.05647/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The HAWC Collaboration has discovered a $\\gamma$-ray emission extended about 2 degrees around the Geminga and Monogem pulsar wind nebulae (PWNe) at $\\gamma$-ray energies $E_\\gamma >5$ TeV. We analyze, for the first time, almost 10 years of $\\gamma$-ray data obtained with the Fermi Large Area Telescope at $E_\\gamma >$ 8 GeV in the direction of Geminga and Monogem. Since these two pulsars are close the Galactic plane we run our analysis with 10 different interstellar emission models (IEMs) to study the systematics due to the modeling of this component. We detect a $\\gamma$-ray halo around Geming","authors_text":"Fiorenza Donato, Mattia Di Mauro, Silvia Manconi","cross_cats":["astro-ph.GA","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-13T18:00:03Z","title":"Detection of a $\\gamma$-ray halo around Geminga with the Fermi-LAT and implications for the positron flux"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05647","kind":"arxiv","version":2},"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:d99df22b48f99d7c54fb82c94593d3b623a26c3660e4621198c598185d7add9d","target":"record","created_at":"2026-07-05T00:28:08Z","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":"7dff3a32ff072f85851e360a906907626136e8985d58364e6a9263c9f42539d7","cross_cats_sorted":["astro-ph.GA","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-13T18:00:03Z","title_canon_sha256":"6af601619eacc84737d84df83cb8897e9dd0d9c1e0fa0009614226d8a57238b2"},"schema_version":"1.0","source":{"id":"1903.05647","kind":"arxiv","version":2}},"canonical_sha256":"7422268a62572f01b11e97e8a84f64516ea2b0ca0c1e0490025fa08eb9910cd5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7422268a62572f01b11e97e8a84f64516ea2b0ca0c1e0490025fa08eb9910cd5","first_computed_at":"2026-07-05T00:28:08.396137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:28:08.396137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KBzDDfsDv5DjMUy1rzNya5B3AXCLihreEpXEIoZ/bmLufYhL1dpbnszaprdIlBRJPfraeZOcwXuDiiLnbv7WAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:28:08.396687Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.05647","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d99df22b48f99d7c54fb82c94593d3b623a26c3660e4621198c598185d7add9d","sha256:5d3ce09eccf2281fbf6f96b37b74b8e1d803b2bda7c6fd680722d677275ec921"],"state_sha256":"a37eec11c6d400a1fef5171ee827fa4a27ca1a7f24482ec4055f5fa994414b0c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a68rnGfg9dBLyCVXI7YBIqmtRS2idqFEvzLzKa+vIeH811v4Kzc1qZh+IMa8nB2kOL5mlVM3qSL2zPqNvgJEBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T09:00:12.257646Z","bundle_sha256":"a2ad1edbae7057cb0dd358e562a6f2a9d3198fc82c10513efad99b3f7c4e81eb"}}