{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:OLQPF2DAP56S3YRZYW7U6EP7SM","short_pith_number":"pith:OLQPF2DA","canonical_record":{"source":{"id":"1908.05279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-08-14T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"9a6cbef1e17b7bdb24b43297b66e94aabfaa721124bd051f9f07c6dec1c48db7","abstract_canon_sha256":"cb66caf9923909a856874e0b5510e710fa95c62857cef41dd082e3c8173bb12b"},"schema_version":"1.0"},"canonical_sha256":"72e0f2e8607f7d2de239c5bf4f11ff9308e2f73a8758af6cc95dc9432353615e","source":{"kind":"arxiv","id":"1908.05279","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.05279","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.05279v1","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05279","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_12","alias_value":"OLQPF2DAP56S","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_16","alias_value":"OLQPF2DAP56S3YRZ","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_8","alias_value":"OLQPF2DA","created_at":"2026-07-04T23:59:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:OLQPF2DAP56S3YRZYW7U6EP7SM","target":"record","payload":{"canonical_record":{"source":{"id":"1908.05279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-08-14T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"9a6cbef1e17b7bdb24b43297b66e94aabfaa721124bd051f9f07c6dec1c48db7","abstract_canon_sha256":"cb66caf9923909a856874e0b5510e710fa95c62857cef41dd082e3c8173bb12b"},"schema_version":"1.0"},"canonical_sha256":"72e0f2e8607f7d2de239c5bf4f11ff9308e2f73a8758af6cc95dc9432353615e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:59:08.449237Z","signature_b64":"7k9H6ffFcngFImELNYiLKdwL2jRjgs7C6huWGmck4IgeWWP8GCgLPNKXSpNx+lHSEfBLoah9yO0PgTQLr9lvAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"72e0f2e8607f7d2de239c5bf4f11ff9308e2f73a8758af6cc95dc9432353615e","last_reissued_at":"2026-07-04T23:59:08.448856Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:59:08.448856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.05279","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":"2026-07-04T23:59:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ETahV5JHCFTPP2ADf/gTgrEKewyco6WM/fvxLXKh0XonKCs9VkO0uheJMqFfVjT9afofkU4F5tQ7yYJciUsICg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:20:47.148224Z"},"content_sha256":"3750a9a94a0ecfe3fd0956e99895ec35005bd050ba5fa383ee8b6794e39faf3d","schema_version":"1.0","event_id":"sha256:3750a9a94a0ecfe3fd0956e99895ec35005bd050ba5fa383ee8b6794e39faf3d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:OLQPF2DAP56S3YRZYW7U6EP7SM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching for High-Energy Neutrino Emission from TeV Pulsar Wind Nebulae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Ali Kheirandish (for the IceCube Collaboration), Qinrui Liu","submitted_at":"2019-08-14T18:00:03Z","abstract_excerpt":"Pulsar wind nebulae (PWNe) are main gamma-ray emitters in the Galactic plane. Although the leptonic scenario is able to explain most PWNe emission well, a hadronic contribution cannot be excluded. High-energy emission raises the possibility that gamma-rays are hadronically produced which inevitably leads to the production of neutrinos. We report a stacking analysis to search for neutrino emission from 35 PWNe that are very-high-energy gamma-ray emitters and the results using 9.5 years of all-sky IceCube data. In the absence of any significant correlation, we set upper limits on the total neutr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05279","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/1908.05279/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":"2026-07-04T23:59:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yLvDzBAvwn/EiUhs5R0RoekkObAv59UJRyhGA/7EOBJt8oJuSpkaH6WwE05G5fJO+YgZohywThFvbOJdx7+LAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:20:47.149056Z"},"content_sha256":"fdf9b303bd5536ce41644da66893dc4fcf8c643eccb3172383bbc135d65ec568","schema_version":"1.0","event_id":"sha256:fdf9b303bd5536ce41644da66893dc4fcf8c643eccb3172383bbc135d65ec568"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/bundle.json","state_url":"https://pith.science/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/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":"2026-08-16T14:20:47Z","links":{"resolver":"https://pith.science/pith/OLQPF2DAP56S3YRZYW7U6EP7SM","bundle":"https://pith.science/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/bundle.json","state":"https://pith.science/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OLQPF2DAP56S3YRZYW7U6EP7SM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OLQPF2DAP56S3YRZYW7U6EP7SM","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":"cb66caf9923909a856874e0b5510e710fa95c62857cef41dd082e3c8173bb12b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-08-14T18:00:03Z","title_canon_sha256":"9a6cbef1e17b7bdb24b43297b66e94aabfaa721124bd051f9f07c6dec1c48db7"},"schema_version":"1.0","source":{"id":"1908.05279","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.05279","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.05279v1","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05279","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_12","alias_value":"OLQPF2DAP56S","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_16","alias_value":"OLQPF2DAP56S3YRZ","created_at":"2026-07-04T23:59:08Z"},{"alias_kind":"pith_short_8","alias_value":"OLQPF2DA","created_at":"2026-07-04T23:59:08Z"}],"graph_snapshots":[{"event_id":"sha256:fdf9b303bd5536ce41644da66893dc4fcf8c643eccb3172383bbc135d65ec568","target":"graph","created_at":"2026-07-04T23:59:08Z","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/1908.05279/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Pulsar wind nebulae (PWNe) are main gamma-ray emitters in the Galactic plane. Although the leptonic scenario is able to explain most PWNe emission well, a hadronic contribution cannot be excluded. High-energy emission raises the possibility that gamma-rays are hadronically produced which inevitably leads to the production of neutrinos. We report a stacking analysis to search for neutrino emission from 35 PWNe that are very-high-energy gamma-ray emitters and the results using 9.5 years of all-sky IceCube data. In the absence of any significant correlation, we set upper limits on the total neutr","authors_text":"Ali Kheirandish (for the IceCube Collaboration), Qinrui Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-08-14T18:00:03Z","title":"Searching for High-Energy Neutrino Emission from TeV Pulsar Wind Nebulae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05279","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":"sha256:3750a9a94a0ecfe3fd0956e99895ec35005bd050ba5fa383ee8b6794e39faf3d","target":"record","created_at":"2026-07-04T23:59:08Z","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":"cb66caf9923909a856874e0b5510e710fa95c62857cef41dd082e3c8173bb12b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-08-14T18:00:03Z","title_canon_sha256":"9a6cbef1e17b7bdb24b43297b66e94aabfaa721124bd051f9f07c6dec1c48db7"},"schema_version":"1.0","source":{"id":"1908.05279","kind":"arxiv","version":1}},"canonical_sha256":"72e0f2e8607f7d2de239c5bf4f11ff9308e2f73a8758af6cc95dc9432353615e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"72e0f2e8607f7d2de239c5bf4f11ff9308e2f73a8758af6cc95dc9432353615e","first_computed_at":"2026-07-04T23:59:08.448856Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:59:08.448856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7k9H6ffFcngFImELNYiLKdwL2jRjgs7C6huWGmck4IgeWWP8GCgLPNKXSpNx+lHSEfBLoah9yO0PgTQLr9lvAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:59:08.449237Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.05279","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3750a9a94a0ecfe3fd0956e99895ec35005bd050ba5fa383ee8b6794e39faf3d","sha256:fdf9b303bd5536ce41644da66893dc4fcf8c643eccb3172383bbc135d65ec568"],"state_sha256":"6c09fd7450bcb37a05003b0c56ba74de6caa6e67fb7f0e7035a1a7599300b985"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8mBQUUbLSAi5EFCROUJMtLLJ1GIruNtcC8hrWiYk3hA7ta/6/bxoBTR4hAGyly2DBKYpbPQh5KlJeaMYZC+Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T14:20:47.154768Z","bundle_sha256":"6a4266a6f7d7e0107692602407a70ced6593e19ee2dea6c9b802fdb64a899ebf"}}