{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:B3S43V6OHDP4T3DNGWPVMX42Z6","short_pith_number":"pith:B3S43V6O","canonical_record":{"source":{"id":"1710.06843","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-18T17:49:44Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"6f60df4c936b0cdb8d92ab7abd1bc9a396b84863dc2328f9c1db430955c48267","abstract_canon_sha256":"903ffa162df11d046da9c379e6f9d8abd851bfbaaae22ad1f3c4adf73dec2ba1"},"schema_version":"1.0"},"canonical_sha256":"0ee5cdd7ce38dfc9ec6d359f565f9acf83f63229bde35c207feab4fa91870e4e","source":{"kind":"arxiv","id":"1710.06843","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.06843","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"1710.06843v3","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.06843","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"B3S43V6OHDP4","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"B3S43V6OHDP4T3DN","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"B3S43V6O","created_at":"2026-05-18T12:31:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:B3S43V6OHDP4T3DNGWPVMX42Z6","target":"record","payload":{"canonical_record":{"source":{"id":"1710.06843","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-18T17:49:44Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"6f60df4c936b0cdb8d92ab7abd1bc9a396b84863dc2328f9c1db430955c48267","abstract_canon_sha256":"903ffa162df11d046da9c379e6f9d8abd851bfbaaae22ad1f3c4adf73dec2ba1"},"schema_version":"1.0"},"canonical_sha256":"0ee5cdd7ce38dfc9ec6d359f565f9acf83f63229bde35c207feab4fa91870e4e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:13.309807Z","signature_b64":"8c6igpQ68lFogkFhexzG/aJVdZNMotTM7dOr40R4nnAFqCGIIeQ21wfrSWc2N82xOmxayur7ZxlUZIEIKOAvCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0ee5cdd7ce38dfc9ec6d359f565f9acf83f63229bde35c207feab4fa91870e4e","last_reissued_at":"2026-05-18T00:28:13.309114Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:13.309114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.06843","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M1kEJv9HGMlGWALUd1PqVXxS74IizsvkFtD7UlEOJAhpUGMfMUO4dZFMEurQN2FwljYvdyaQwG10PYTVaO9jCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:29:07.736310Z"},"content_sha256":"9b1cd2805aa9f11a3e790a1a39fd87d6adde6f1ef7e8693f67ddcd3ef9c5027d","schema_version":"1.0","event_id":"sha256:9b1cd2805aa9f11a3e790a1a39fd87d6adde6f1ef7e8693f67ddcd3ef9c5027d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:B3S43V6OHDP4T3DNGWPVMX42Z6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutron-star radius constraints from GW170817 and future detections","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Andreas Bauswein, Hans-Thomas Janka, Nikolaos Stergioulas, Oliver Just","submitted_at":"2017-10-18T17:49:44Z","abstract_excerpt":"We introduce a new, powerful method to constrain properties of neutron stars (NSs). We show that the total mass of GW170817 provides a reliable constraint on the stellar radius if the merger did not result in a prompt collapse as suggested by the interpretation of associated electromagnetic emission. The radius R_1.6 of nonrotating NSs with a mass of 1.6 M_sun can be constrained to be larger than 10.68_{-0.04}^{+0.15} km, and the radius R_max of the nonrotating maximum mass configuration must be larger than 9.60_{-0.03}^{+0.14} km. We point out that detections of future events will further imp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.06843","kind":"arxiv","version":3},"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":"2026-05-18T00:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XbMfJRNsceo4CBpGXWx6sIAsj51NoS9vNd4fnJ83dkUaXlmnywMRaYwMrhYJd3VUGaYW7nZpurW9HWbgXA4IDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:29:07.737053Z"},"content_sha256":"a49e478e8946564abc4f8b06a1418027850da04c5d66790ae698b8a4622ba858","schema_version":"1.0","event_id":"sha256:a49e478e8946564abc4f8b06a1418027850da04c5d66790ae698b8a4622ba858"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/bundle.json","state_url":"https://pith.science/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/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":"2026-05-25T21:29:07Z","links":{"resolver":"https://pith.science/pith/B3S43V6OHDP4T3DNGWPVMX42Z6","bundle":"https://pith.science/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/bundle.json","state":"https://pith.science/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B3S43V6OHDP4T3DNGWPVMX42Z6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:B3S43V6OHDP4T3DNGWPVMX42Z6","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":"903ffa162df11d046da9c379e6f9d8abd851bfbaaae22ad1f3c4adf73dec2ba1","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-18T17:49:44Z","title_canon_sha256":"6f60df4c936b0cdb8d92ab7abd1bc9a396b84863dc2328f9c1db430955c48267"},"schema_version":"1.0","source":{"id":"1710.06843","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.06843","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"1710.06843v3","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.06843","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"B3S43V6OHDP4","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"B3S43V6OHDP4T3DN","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"B3S43V6O","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:a49e478e8946564abc4f8b06a1418027850da04c5d66790ae698b8a4622ba858","target":"graph","created_at":"2026-05-18T00:28:13Z","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 introduce a new, powerful method to constrain properties of neutron stars (NSs). We show that the total mass of GW170817 provides a reliable constraint on the stellar radius if the merger did not result in a prompt collapse as suggested by the interpretation of associated electromagnetic emission. The radius R_1.6 of nonrotating NSs with a mass of 1.6 M_sun can be constrained to be larger than 10.68_{-0.04}^{+0.15} km, and the radius R_max of the nonrotating maximum mass configuration must be larger than 9.60_{-0.03}^{+0.14} km. We point out that detections of future events will further imp","authors_text":"Andreas Bauswein, Hans-Thomas Janka, Nikolaos Stergioulas, Oliver Just","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-18T17:49:44Z","title":"Neutron-star radius constraints from GW170817 and future detections"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.06843","kind":"arxiv","version":3},"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":"sha256:9b1cd2805aa9f11a3e790a1a39fd87d6adde6f1ef7e8693f67ddcd3ef9c5027d","target":"record","created_at":"2026-05-18T00:28:13Z","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":"903ffa162df11d046da9c379e6f9d8abd851bfbaaae22ad1f3c4adf73dec2ba1","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-18T17:49:44Z","title_canon_sha256":"6f60df4c936b0cdb8d92ab7abd1bc9a396b84863dc2328f9c1db430955c48267"},"schema_version":"1.0","source":{"id":"1710.06843","kind":"arxiv","version":3}},"canonical_sha256":"0ee5cdd7ce38dfc9ec6d359f565f9acf83f63229bde35c207feab4fa91870e4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0ee5cdd7ce38dfc9ec6d359f565f9acf83f63229bde35c207feab4fa91870e4e","first_computed_at":"2026-05-18T00:28:13.309114Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:13.309114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8c6igpQ68lFogkFhexzG/aJVdZNMotTM7dOr40R4nnAFqCGIIeQ21wfrSWc2N82xOmxayur7ZxlUZIEIKOAvCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:13.309807Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.06843","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b1cd2805aa9f11a3e790a1a39fd87d6adde6f1ef7e8693f67ddcd3ef9c5027d","sha256:a49e478e8946564abc4f8b06a1418027850da04c5d66790ae698b8a4622ba858"],"state_sha256":"492903954a31ebe7a6ff39661439119276a0023ee914dea6bb0f3adccdb625dd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ogsQZQa2hNKJ17sLCX3HySNWgREz++dBZ7q0HG2aQZrL9P+Hv/uLxm9/NPXMF43/db+w6HIt4qzni6tVgF2NBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:29:07.740294Z","bundle_sha256":"cd0d0116d7fbe0c18d6c3f85e154d9fc4da06b39d9b9aad0d74680c40805d564"}}