{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RVGDOJOGOXYFG6U3TL2G2HKJJI","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":"e5c371c9ca01b855f55e7790ee2a5956ff183b12a656c24f324058b483729080","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-11-17T06:57:27Z","title_canon_sha256":"c026c6d6d05326d46b597e51dacb9fbdd52b79d181813f8da5006ed01cff7a47"},"schema_version":"1.0","source":{"id":"1811.07111","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.07111","created_at":"2026-05-18T00:00:28Z"},{"alias_kind":"arxiv_version","alias_value":"1811.07111v1","created_at":"2026-05-18T00:00:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07111","created_at":"2026-05-18T00:00:28Z"},{"alias_kind":"pith_short_12","alias_value":"RVGDOJOGOXYF","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RVGDOJOGOXYFG6U3","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RVGDOJOG","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:bc47009e15474aab04d4b08766c6f59ad9695a82523dd7f5335560a18f8ab9fb","target":"graph","created_at":"2026-05-18T00:00:28Z","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":"Practical application of the harmonic summing technique in the power-spectrum analysis for searching pulsars has exhibited the technique's effectiveness. In this paper, theoretical verification of harmonic summing considering power's noise-signal probability distribution is given. With the top-hat and the modified von Mises pulse profile models, contours along which spectra total power is expected to exceed the 3\\,$\\sigma$ detection threshold with 0.999 confidence corresponding to $m=1, 2, 4, 8, 16$, or 32 harmonics summed are given with respect to the mean pulse amplitude and the pulse duty c","authors_text":"Meng Yu","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-11-17T06:57:27Z","title":"Harmonic Summing Improves Pulsar Detection Sensitivity: A Probability Analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07111","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":"sha256:158392498a04b438c2b8f96fef3e81a55d63eda57279cc42b2dde73ab478f2e2","target":"record","created_at":"2026-05-18T00:00:28Z","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":"e5c371c9ca01b855f55e7790ee2a5956ff183b12a656c24f324058b483729080","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-11-17T06:57:27Z","title_canon_sha256":"c026c6d6d05326d46b597e51dacb9fbdd52b79d181813f8da5006ed01cff7a47"},"schema_version":"1.0","source":{"id":"1811.07111","kind":"arxiv","version":1}},"canonical_sha256":"8d4c3725c675f0537a9b9af46d1d494a15624504b037ac55925f7c9c4e722daa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d4c3725c675f0537a9b9af46d1d494a15624504b037ac55925f7c9c4e722daa","first_computed_at":"2026-05-18T00:00:28.933018Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:28.933018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qF8OZy21WjXTfzfZWA/Ug+FCiR6M8UyqxPMQ8OIGdPed6a4CimL+dYYOT2gp41nqPsq2zcmeKWtdkjrJ8EPtAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:28.933596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.07111","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:158392498a04b438c2b8f96fef3e81a55d63eda57279cc42b2dde73ab478f2e2","sha256:bc47009e15474aab04d4b08766c6f59ad9695a82523dd7f5335560a18f8ab9fb"],"state_sha256":"07ae1b73bee75569e4b9e97af7110f6333a5130c779c5dec5ed83bc9d6a25acc"}