{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QA5D4QWSHNWT25OCH6WRELTNTY","short_pith_number":"pith:QA5D4QWS","canonical_record":{"source":{"id":"1810.01420","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-02T18:00:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","gr-qc"],"title_canon_sha256":"1259b1ed64624f498ba9cd9d0354d2902898bb57fa2c088a0747a4aeb3c31017","abstract_canon_sha256":"89f6c5660e71685d181916a589f2549a8c65c3a512aaa2912a80c080106446f5"},"schema_version":"1.0"},"canonical_sha256":"803a3e42d23b6d3d75c23fad122e6d9e279ccbe22f83a105575b4d3833345aec","source":{"kind":"arxiv","id":"1810.01420","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01420","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01420v2","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01420","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"pith_short_12","alias_value":"QA5D4QWSHNWT","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QA5D4QWSHNWT25OC","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QA5D4QWS","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QA5D4QWSHNWT25OCH6WRELTNTY","target":"record","payload":{"canonical_record":{"source":{"id":"1810.01420","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-02T18:00:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","gr-qc"],"title_canon_sha256":"1259b1ed64624f498ba9cd9d0354d2902898bb57fa2c088a0747a4aeb3c31017","abstract_canon_sha256":"89f6c5660e71685d181916a589f2549a8c65c3a512aaa2912a80c080106446f5"},"schema_version":"1.0"},"canonical_sha256":"803a3e42d23b6d3d75c23fad122e6d9e279ccbe22f83a105575b4d3833345aec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:31.936979Z","signature_b64":"4Grr3ZFatmw3hoBW8/anfGdEiwr9J7GvfNoclDzHeoUdDlVOOS+0BmTS6/Ly58cuP99w61oS15H3xJCc3VEEAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"803a3e42d23b6d3d75c23fad122e6d9e279ccbe22f83a105575b4d3833345aec","last_reissued_at":"2026-05-17T23:48:31.936448Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:31.936448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.01420","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":"2026-05-17T23:48:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cE1WvjCQq+L4fm2Tln35AF9DfDA/DWnm8QG5xyYI240kn1Yiqcxfq+ndCd9K7tEh+G6QUj0if08ssxtKZeqZAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:13:37.787404Z"},"content_sha256":"397926843831eb5d415ca3069f7f6bf5a7b66062a127b6260f6bbbd7752aa707","schema_version":"1.0","event_id":"sha256:397926843831eb5d415ca3069f7f6bf5a7b66062a127b6260f6bbbd7752aa707"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QA5D4QWSHNWT25OCH6WRELTNTY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Boson Star from Repulsive Light Scalars and Gravitational Waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA","gr-qc"],"primary_cat":"hep-ph","authors_text":"Chen Sun, Djuna Croon, JiJi Fan","submitted_at":"2018-10-02T18:00:01Z","abstract_excerpt":"We study properties of boson stars consisting of ultra-light scalar dark matter with repulsive self-interactions. We investigate the origin of the maximum mass of spherically symmetric stable stars which emerges only when solving the full equations of motion in curved space-time, but not when solving the approximated Schr\\\"odinger-Newton equations. When the repulsion is weak, the backreaction of the curvature on the scalars acts as an additional source of attraction and can overcome the repulsion, resulting in a maximum star mass and compactness. We also point out that the potential in a UV co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01420","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":"2026-05-17T23:48:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fsDSqSpoGuSkeIemvhi8dZjsy+HkUD7ywumS+kwknr5qVMTSLZb0kkkerJGxt92yz2EGu3xJrerpYBIidhsMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:13:37.788136Z"},"content_sha256":"af17034060f4273a7d81ab71512fa4fb832247af558e5bf6381d0aff0e2ff2e5","schema_version":"1.0","event_id":"sha256:af17034060f4273a7d81ab71512fa4fb832247af558e5bf6381d0aff0e2ff2e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QA5D4QWSHNWT25OCH6WRELTNTY/bundle.json","state_url":"https://pith.science/pith/QA5D4QWSHNWT25OCH6WRELTNTY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QA5D4QWSHNWT25OCH6WRELTNTY/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":"2026-05-31T02:13:37Z","links":{"resolver":"https://pith.science/pith/QA5D4QWSHNWT25OCH6WRELTNTY","bundle":"https://pith.science/pith/QA5D4QWSHNWT25OCH6WRELTNTY/bundle.json","state":"https://pith.science/pith/QA5D4QWSHNWT25OCH6WRELTNTY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QA5D4QWSHNWT25OCH6WRELTNTY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QA5D4QWSHNWT25OCH6WRELTNTY","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":"89f6c5660e71685d181916a589f2549a8c65c3a512aaa2912a80c080106446f5","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-02T18:00:01Z","title_canon_sha256":"1259b1ed64624f498ba9cd9d0354d2902898bb57fa2c088a0747a4aeb3c31017"},"schema_version":"1.0","source":{"id":"1810.01420","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01420","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01420v2","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01420","created_at":"2026-05-17T23:48:31Z"},{"alias_kind":"pith_short_12","alias_value":"QA5D4QWSHNWT","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QA5D4QWSHNWT25OC","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QA5D4QWS","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:af17034060f4273a7d81ab71512fa4fb832247af558e5bf6381d0aff0e2ff2e5","target":"graph","created_at":"2026-05-17T23:48:31Z","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 study properties of boson stars consisting of ultra-light scalar dark matter with repulsive self-interactions. We investigate the origin of the maximum mass of spherically symmetric stable stars which emerges only when solving the full equations of motion in curved space-time, but not when solving the approximated Schr\\\"odinger-Newton equations. When the repulsion is weak, the backreaction of the curvature on the scalars acts as an additional source of attraction and can overcome the repulsion, resulting in a maximum star mass and compactness. We also point out that the potential in a UV co","authors_text":"Chen Sun, Djuna Croon, JiJi Fan","cross_cats":["astro-ph.CO","astro-ph.GA","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-02T18:00:01Z","title":"Boson Star from Repulsive Light Scalars and Gravitational Waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01420","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":"sha256:397926843831eb5d415ca3069f7f6bf5a7b66062a127b6260f6bbbd7752aa707","target":"record","created_at":"2026-05-17T23:48:31Z","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":"89f6c5660e71685d181916a589f2549a8c65c3a512aaa2912a80c080106446f5","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-10-02T18:00:01Z","title_canon_sha256":"1259b1ed64624f498ba9cd9d0354d2902898bb57fa2c088a0747a4aeb3c31017"},"schema_version":"1.0","source":{"id":"1810.01420","kind":"arxiv","version":2}},"canonical_sha256":"803a3e42d23b6d3d75c23fad122e6d9e279ccbe22f83a105575b4d3833345aec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"803a3e42d23b6d3d75c23fad122e6d9e279ccbe22f83a105575b4d3833345aec","first_computed_at":"2026-05-17T23:48:31.936448Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:31.936448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4Grr3ZFatmw3hoBW8/anfGdEiwr9J7GvfNoclDzHeoUdDlVOOS+0BmTS6/Ly58cuP99w61oS15H3xJCc3VEEAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:31.936979Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.01420","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:397926843831eb5d415ca3069f7f6bf5a7b66062a127b6260f6bbbd7752aa707","sha256:af17034060f4273a7d81ab71512fa4fb832247af558e5bf6381d0aff0e2ff2e5"],"state_sha256":"daaff524b0f88fec7b58124863189dfea299f9dc1dbcd1086a2a802d2d336b92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+VSYJaVtL4iSCrmVK5zCUEO8abocn9J5ICX56G+Ko5AdjxdOKqEdthybuuATf4baP5YkWfoAev/rj3guo7yGAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T02:13:37.791966Z","bundle_sha256":"af504f48c6460b7e318cc95dc9f5b9a6b708e172d8f0b6376755d61ce735d508"}}