{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:MJWMZCVCR3PWDM5WGFUR6EMVQ3","short_pith_number":"pith:MJWMZCVC","canonical_record":{"source":{"id":"0812.3931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-20T02:40:57Z","cross_cats_sorted":[],"title_canon_sha256":"1c58f388287c21124b362f07f5025b5362496ff61472788107674ae4fd584b8e","abstract_canon_sha256":"5706648cdb78e9608f1462cd8cfacc1f1e8518e6efe8405ba8c301f031155235"},"schema_version":"1.0"},"canonical_sha256":"626ccc8aa28edf61b3b631691f119586d40a7a3bcf8d58392180edafcaf91bab","source":{"kind":"arxiv","id":"0812.3931","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0812.3931","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"arxiv_version","alias_value":"0812.3931v1","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0812.3931","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"pith_short_12","alias_value":"MJWMZCVCR3PW","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"MJWMZCVCR3PWDM5W","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"MJWMZCVC","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:MJWMZCVCR3PWDM5WGFUR6EMVQ3","target":"record","payload":{"canonical_record":{"source":{"id":"0812.3931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-20T02:40:57Z","cross_cats_sorted":[],"title_canon_sha256":"1c58f388287c21124b362f07f5025b5362496ff61472788107674ae4fd584b8e","abstract_canon_sha256":"5706648cdb78e9608f1462cd8cfacc1f1e8518e6efe8405ba8c301f031155235"},"schema_version":"1.0"},"canonical_sha256":"626ccc8aa28edf61b3b631691f119586d40a7a3bcf8d58392180edafcaf91bab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:24.326630Z","signature_b64":"kwNyilpnvqhmVx3U1sRi9roN8j2iqLoVJhyfU0Zhtx+8b49YhAoKvQ1uxF4fVvBJCqdz+BhqLwVDhJxjqwLQBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"626ccc8aa28edf61b3b631691f119586d40a7a3bcf8d58392180edafcaf91bab","last_reissued_at":"2026-05-18T04:29:24.326203Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:24.326203Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0812.3931","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":"2026-05-18T04:29:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"//zuGcTZC+rQtPvq3yAOMjpAGopWb1AD5JFuY1zHrNBjsUuQhFTL5QZqxZegpT7dhv7TKqVSl1W5bDpfI/FgBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T01:03:07.327070Z"},"content_sha256":"e6fe0abbd850771a9c9695a59571f88c6a050d7b6d905a9887e45fbb16166ace","schema_version":"1.0","event_id":"sha256:e6fe0abbd850771a9c9695a59571f88c6a050d7b6d905a9887e45fbb16166ace"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:MJWMZCVCR3PWDM5WGFUR6EMVQ3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Atlas For Interpreting Gamma-Ray Pulsar Light Curves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) ATNF), Kyle P. Watters (1), Patrick Weltevrede (2), Roger W. Romani (1), Simon Johnston (2) ((1) Stanford University","submitted_at":"2008-12-20T02:40:57Z","abstract_excerpt":"We have simulated a population of young spin-powered pulsars and computed the beaming pattern and lightcurves for the three main geometrical models: polar cap emission, two-pole caustic (\"slot gap\") emission and outer magnetosphere emission. The light curve shapes depend sensitively on the magnetic inclination alpha and viewing angle zeta. We present the results as maps of observables such as peak multiplicity and gamma-ray peak separation in the (alpha, zeta) plane. These diagrams can be used to locate allowed regions for radio-loud and radio-quiet pulsars and to convert observed fluxes to tr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0812.3931","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":"2026-05-18T04:29:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vuVA3U745VBNl9u1dvKYGoA3Zjquvueo9L/wAbQan4iRNJrpAQIuFCkqFo1/bKgHVGbLRY1Bljg52OBjXsVMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T01:03:07.327429Z"},"content_sha256":"92ffae0177881d58135997adb3096a59616a1587895cd0b69871915a5fad28bf","schema_version":"1.0","event_id":"sha256:92ffae0177881d58135997adb3096a59616a1587895cd0b69871915a5fad28bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/bundle.json","state_url":"https://pith.science/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/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":"2026-06-26T01:03:07Z","links":{"resolver":"https://pith.science/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3","bundle":"https://pith.science/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/bundle.json","state":"https://pith.science/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MJWMZCVCR3PWDM5WGFUR6EMVQ3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:MJWMZCVCR3PWDM5WGFUR6EMVQ3","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":"5706648cdb78e9608f1462cd8cfacc1f1e8518e6efe8405ba8c301f031155235","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-20T02:40:57Z","title_canon_sha256":"1c58f388287c21124b362f07f5025b5362496ff61472788107674ae4fd584b8e"},"schema_version":"1.0","source":{"id":"0812.3931","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0812.3931","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"arxiv_version","alias_value":"0812.3931v1","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0812.3931","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"pith_short_12","alias_value":"MJWMZCVCR3PW","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"MJWMZCVCR3PWDM5W","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"MJWMZCVC","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:92ffae0177881d58135997adb3096a59616a1587895cd0b69871915a5fad28bf","target":"graph","created_at":"2026-05-18T04:29:24Z","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 have simulated a population of young spin-powered pulsars and computed the beaming pattern and lightcurves for the three main geometrical models: polar cap emission, two-pole caustic (\"slot gap\") emission and outer magnetosphere emission. The light curve shapes depend sensitively on the magnetic inclination alpha and viewing angle zeta. We present the results as maps of observables such as peak multiplicity and gamma-ray peak separation in the (alpha, zeta) plane. These diagrams can be used to locate allowed regions for radio-loud and radio-quiet pulsars and to convert observed fluxes to tr","authors_text":"(2) ATNF), Kyle P. Watters (1), Patrick Weltevrede (2), Roger W. Romani (1), Simon Johnston (2) ((1) Stanford University","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-20T02:40:57Z","title":"An Atlas For Interpreting Gamma-Ray Pulsar Light Curves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0812.3931","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:e6fe0abbd850771a9c9695a59571f88c6a050d7b6d905a9887e45fbb16166ace","target":"record","created_at":"2026-05-18T04:29:24Z","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":"5706648cdb78e9608f1462cd8cfacc1f1e8518e6efe8405ba8c301f031155235","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-20T02:40:57Z","title_canon_sha256":"1c58f388287c21124b362f07f5025b5362496ff61472788107674ae4fd584b8e"},"schema_version":"1.0","source":{"id":"0812.3931","kind":"arxiv","version":1}},"canonical_sha256":"626ccc8aa28edf61b3b631691f119586d40a7a3bcf8d58392180edafcaf91bab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"626ccc8aa28edf61b3b631691f119586d40a7a3bcf8d58392180edafcaf91bab","first_computed_at":"2026-05-18T04:29:24.326203Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:24.326203Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kwNyilpnvqhmVx3U1sRi9roN8j2iqLoVJhyfU0Zhtx+8b49YhAoKvQ1uxF4fVvBJCqdz+BhqLwVDhJxjqwLQBA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:24.326630Z","signed_message":"canonical_sha256_bytes"},"source_id":"0812.3931","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6fe0abbd850771a9c9695a59571f88c6a050d7b6d905a9887e45fbb16166ace","sha256:92ffae0177881d58135997adb3096a59616a1587895cd0b69871915a5fad28bf"],"state_sha256":"cd263ee4bfa4f6a27251c808658bd5f6e7adef488b23df1baa95218a1df165bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OY+IQD6iC3+nrw1VLVninyi2fbjL/KPVRgkItozpdqfl7JOFCd8nOli5DJjEJW6UGEbs7GadJa82UBsJOz6sDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T01:03:07.329306Z","bundle_sha256":"1f45f30e55d412d6476d18f52025aed14ede5b4599752bfc0c90f17225d0ca3a"}}