{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:E3ZCCEXAIQZESOBBC7RQSPLGS5","short_pith_number":"pith:E3ZCCEXA","canonical_record":{"source":{"id":"1308.0031","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-31T20:33:28Z","cross_cats_sorted":["astro-ph.HE","nucl-th"],"title_canon_sha256":"10f2aec82c423bd0c734315c2959eb603033c637dd36b948056c7bcf8ee3e53b","abstract_canon_sha256":"f296f4c1bda479ca359a914cc0b3c53204092166557dfb81d59b8297763bb53d"},"schema_version":"1.0"},"canonical_sha256":"26f22112e0443249382117e3093d66975e081be66f12765096c61894724f8e0e","source":{"kind":"arxiv","id":"1308.0031","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.0031","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"arxiv_version","alias_value":"1308.0031v2","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.0031","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"pith_short_12","alias_value":"E3ZCCEXAIQZE","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"E3ZCCEXAIQZESOBB","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"E3ZCCEXA","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:E3ZCCEXAIQZESOBBC7RQSPLGS5","target":"record","payload":{"canonical_record":{"source":{"id":"1308.0031","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-31T20:33:28Z","cross_cats_sorted":["astro-ph.HE","nucl-th"],"title_canon_sha256":"10f2aec82c423bd0c734315c2959eb603033c637dd36b948056c7bcf8ee3e53b","abstract_canon_sha256":"f296f4c1bda479ca359a914cc0b3c53204092166557dfb81d59b8297763bb53d"},"schema_version":"1.0"},"canonical_sha256":"26f22112e0443249382117e3093d66975e081be66f12765096c61894724f8e0e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:39.169017Z","signature_b64":"1GIpJOs/WHFTOEzlWhdE5equbV2K+0lpwuihndvy3tPx97cr+8a14Drk+pDCoI17V4F57YXHnrxKc7CPizsLDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26f22112e0443249382117e3093d66975e081be66f12765096c61894724f8e0e","last_reissued_at":"2026-05-18T01:46:39.168418Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:39.168418Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.0031","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":"2026-05-18T01:46:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mj0bIpqL46G5mrjgx0jRXIRlOmUeNgDEGmWlazrHYh6xxVZ0GStT/IAYEYsiuEs4yz6w1RMOjLztvEEdm9YwAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T01:19:23.617368Z"},"content_sha256":"819ae86fd81ac4237ea69238aab4776346e99d2a8bc1ce51485ec87661217711","schema_version":"1.0","event_id":"sha256:819ae86fd81ac4237ea69238aab4776346e99d2a8bc1ce51485ec87661217711"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:E3ZCCEXAIQZESOBBC7RQSPLGS5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Efficacy of crustal superfluid neutrons in pulsar glitch models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","nucl-th"],"primary_cat":"astro-ph.SR","authors_text":"Bao-An Li, J. Hooker, W. G. Newton","submitted_at":"2013-07-31T20:33:28Z","abstract_excerpt":"In order to assess the ability of purely crust-driven glitch models to match the observed glitch activity in the Vela pulsar, we conduct a systematic analysis of the dependence of the fractional moment of inertia of the inner crustal neutrons on the stiffness of the nuclear symmetry energy at saturation density $L$. We take into account both crustal entrainment and the fact that only a fraction $Y_{\\rm g}$ of the core neutrons may couple to the crust on the glitch-rise timescale. We use a set of consistently-generated crust and core compositions and equations-of-state which are fit to results "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.0031","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":""},"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":"2026-05-18T01:46:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GkW76Hos9GiD8Hr3XYrT0aQRDrH6VfYk4qWdh0m9KOYtDSBh4GZkVjX9sKJgir8zv6z0iF7pS1UFxdLZBBOjDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T01:19:23.617718Z"},"content_sha256":"1ef473c92b824c9bef947e108e28940493b308d76d4b8a99bba87cd2e64be8bd","schema_version":"1.0","event_id":"sha256:1ef473c92b824c9bef947e108e28940493b308d76d4b8a99bba87cd2e64be8bd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/bundle.json","state_url":"https://pith.science/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/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":"2026-06-02T01:19:23Z","links":{"resolver":"https://pith.science/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5","bundle":"https://pith.science/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/bundle.json","state":"https://pith.science/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E3ZCCEXAIQZESOBBC7RQSPLGS5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:E3ZCCEXAIQZESOBBC7RQSPLGS5","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":"f296f4c1bda479ca359a914cc0b3c53204092166557dfb81d59b8297763bb53d","cross_cats_sorted":["astro-ph.HE","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-31T20:33:28Z","title_canon_sha256":"10f2aec82c423bd0c734315c2959eb603033c637dd36b948056c7bcf8ee3e53b"},"schema_version":"1.0","source":{"id":"1308.0031","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.0031","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"arxiv_version","alias_value":"1308.0031v2","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.0031","created_at":"2026-05-18T01:46:39Z"},{"alias_kind":"pith_short_12","alias_value":"E3ZCCEXAIQZE","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"E3ZCCEXAIQZESOBB","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"E3ZCCEXA","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:1ef473c92b824c9bef947e108e28940493b308d76d4b8a99bba87cd2e64be8bd","target":"graph","created_at":"2026-05-18T01:46:39Z","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":"In order to assess the ability of purely crust-driven glitch models to match the observed glitch activity in the Vela pulsar, we conduct a systematic analysis of the dependence of the fractional moment of inertia of the inner crustal neutrons on the stiffness of the nuclear symmetry energy at saturation density $L$. We take into account both crustal entrainment and the fact that only a fraction $Y_{\\rm g}$ of the core neutrons may couple to the crust on the glitch-rise timescale. We use a set of consistently-generated crust and core compositions and equations-of-state which are fit to results ","authors_text":"Bao-An Li, J. Hooker, W. G. Newton","cross_cats":["astro-ph.HE","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-31T20:33:28Z","title":"Efficacy of crustal superfluid neutrons in pulsar glitch models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.0031","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":"sha256:819ae86fd81ac4237ea69238aab4776346e99d2a8bc1ce51485ec87661217711","target":"record","created_at":"2026-05-18T01:46:39Z","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":"f296f4c1bda479ca359a914cc0b3c53204092166557dfb81d59b8297763bb53d","cross_cats_sorted":["astro-ph.HE","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-31T20:33:28Z","title_canon_sha256":"10f2aec82c423bd0c734315c2959eb603033c637dd36b948056c7bcf8ee3e53b"},"schema_version":"1.0","source":{"id":"1308.0031","kind":"arxiv","version":2}},"canonical_sha256":"26f22112e0443249382117e3093d66975e081be66f12765096c61894724f8e0e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"26f22112e0443249382117e3093d66975e081be66f12765096c61894724f8e0e","first_computed_at":"2026-05-18T01:46:39.168418Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:39.168418Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1GIpJOs/WHFTOEzlWhdE5equbV2K+0lpwuihndvy3tPx97cr+8a14Drk+pDCoI17V4F57YXHnrxKc7CPizsLDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:39.169017Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.0031","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:819ae86fd81ac4237ea69238aab4776346e99d2a8bc1ce51485ec87661217711","sha256:1ef473c92b824c9bef947e108e28940493b308d76d4b8a99bba87cd2e64be8bd"],"state_sha256":"67e940c7b70481f4254df4758cf75ad734b7ee0414fc10d34f87536f6bbc56d8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r7LYLnxb5V4mGNNYUOzJIGrs2NDVtQcSjiDl9sYl81S+ss0wSK52+Eo5ptHOH1FJ1+zEL9X8+J7rWxG8EvydDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T01:19:23.619639Z","bundle_sha256":"0f78fc6720cdbfc2d9b2dc4bb6303c7539dd3959f49332b5152c32d75eb65c7e"}}