{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:T4BT2Q7X6ONN4B4WBZ2XARZB63","short_pith_number":"pith:T4BT2Q7X","canonical_record":{"source":{"id":"0805.3827","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T14:08:00Z","cross_cats_sorted":["astro-ph","hep-th"],"title_canon_sha256":"fb434bd50962d10fb538b29c69c1e2aa7b1574f32c3f76eae3aaa7b8a0d3d379","abstract_canon_sha256":"13fe31e29189b8b42297b7315b10e2ef72714d9397c3b2638ef08983391b6da6"},"schema_version":"1.0"},"canonical_sha256":"9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2","source":{"kind":"arxiv","id":"0805.3827","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.3827","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"arxiv_version","alias_value":"0805.3827v1","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.3827","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_12","alias_value":"T4BT2Q7X6ONN","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_16","alias_value":"T4BT2Q7X6ONN4B4W","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_8","alias_value":"T4BT2Q7X","created_at":"2026-07-04T15:11:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:T4BT2Q7X6ONN4B4WBZ2XARZB63","target":"record","payload":{"canonical_record":{"source":{"id":"0805.3827","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T14:08:00Z","cross_cats_sorted":["astro-ph","hep-th"],"title_canon_sha256":"fb434bd50962d10fb538b29c69c1e2aa7b1574f32c3f76eae3aaa7b8a0d3d379","abstract_canon_sha256":"13fe31e29189b8b42297b7315b10e2ef72714d9397c3b2638ef08983391b6da6"},"schema_version":"1.0"},"canonical_sha256":"9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:11:47.622189Z","signature_b64":"NTLuzb4xyNAWq707QWBoOBXlMrraxBm1v+bDJ7AIIuLElr9v3t7BTOJrVqh60g8Eyo10iWsAIMduAjKL/HeHAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2","last_reissued_at":"2026-07-04T15:11:47.621843Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:11:47.621843Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0805.3827","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":"2026-07-04T15:11:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y8D0n+aS+TC0NzV6j4nhQepEtzWQD35Ru5gyjYOZwjYcakXizeMgH+40lG59cX5akSvXgqNzm4OSY4scr882AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T18:57:31.867687Z"},"content_sha256":"0a6b4cb17cb4b9ca2789ddfe18b5977834f226100864397d98fd3ac6679ca947","schema_version":"1.0","event_id":"sha256:0a6b4cb17cb4b9ca2789ddfe18b5977834f226100864397d98fd3ac6679ca947"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:T4BT2Q7X6ONN4B4WBZ2XARZB63","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BEC dark matter can explain collisions of galaxy clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph","hep-th"],"primary_cat":"hep-ph","authors_text":"Dale Choi, Jae-Weon Lee, Sooil Lim","submitted_at":"2008-05-25T14:08:00Z","abstract_excerpt":"We suggest that the dark matter model based on Bose Einstein condensate or scalar field can resolve the apparently contradictory behaviors of dark matter in the Abell 520 and the Bullet cluster. During a collision of two galaxies in the cluster, if initial kinetic energy of the galaxies is large enough, two dark matter halos pass each other in a soliton-like way as observed in the Bullet cluster. If not, the halos merge due to the tiny repulsive interaction among dark matter particles as observed in the Abell 520. This idea can also explain the origin of the dark galaxy and the galaxy without "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.3827","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0805.3827/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:11:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aHsa/OAPkU7iiS6uqVHF7jG3Ui0nvw9lHsiwA1zdatt/JXKqSZc8vdpvHyqLqxcK3/Q5ptocLKCj8qSTbjgPDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T18:57:31.868076Z"},"content_sha256":"1007498d30a61a53fe2e4cbc057583b0bdf9cc0042c2c3d266759917b0709235","schema_version":"1.0","event_id":"sha256:1007498d30a61a53fe2e4cbc057583b0bdf9cc0042c2c3d266759917b0709235"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/bundle.json","state_url":"https://pith.science/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/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":"2026-07-04T18:57:31Z","links":{"resolver":"https://pith.science/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63","bundle":"https://pith.science/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/bundle.json","state":"https://pith.science/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T4BT2Q7X6ONN4B4WBZ2XARZB63/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:T4BT2Q7X6ONN4B4WBZ2XARZB63","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":"13fe31e29189b8b42297b7315b10e2ef72714d9397c3b2638ef08983391b6da6","cross_cats_sorted":["astro-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T14:08:00Z","title_canon_sha256":"fb434bd50962d10fb538b29c69c1e2aa7b1574f32c3f76eae3aaa7b8a0d3d379"},"schema_version":"1.0","source":{"id":"0805.3827","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.3827","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"arxiv_version","alias_value":"0805.3827v1","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.3827","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_12","alias_value":"T4BT2Q7X6ONN","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_16","alias_value":"T4BT2Q7X6ONN4B4W","created_at":"2026-07-04T15:11:47Z"},{"alias_kind":"pith_short_8","alias_value":"T4BT2Q7X","created_at":"2026-07-04T15:11:47Z"}],"graph_snapshots":[{"event_id":"sha256:1007498d30a61a53fe2e4cbc057583b0bdf9cc0042c2c3d266759917b0709235","target":"graph","created_at":"2026-07-04T15:11:47Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0805.3827/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We suggest that the dark matter model based on Bose Einstein condensate or scalar field can resolve the apparently contradictory behaviors of dark matter in the Abell 520 and the Bullet cluster. During a collision of two galaxies in the cluster, if initial kinetic energy of the galaxies is large enough, two dark matter halos pass each other in a soliton-like way as observed in the Bullet cluster. If not, the halos merge due to the tiny repulsive interaction among dark matter particles as observed in the Abell 520. This idea can also explain the origin of the dark galaxy and the galaxy without ","authors_text":"Dale Choi, Jae-Weon Lee, Sooil Lim","cross_cats":["astro-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T14:08:00Z","title":"BEC dark matter can explain collisions of galaxy clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.3827","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":"sha256:0a6b4cb17cb4b9ca2789ddfe18b5977834f226100864397d98fd3ac6679ca947","target":"record","created_at":"2026-07-04T15:11:47Z","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":"13fe31e29189b8b42297b7315b10e2ef72714d9397c3b2638ef08983391b6da6","cross_cats_sorted":["astro-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T14:08:00Z","title_canon_sha256":"fb434bd50962d10fb538b29c69c1e2aa7b1574f32c3f76eae3aaa7b8a0d3d379"},"schema_version":"1.0","source":{"id":"0805.3827","kind":"arxiv","version":1}},"canonical_sha256":"9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2","first_computed_at":"2026-07-04T15:11:47.621843Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:11:47.621843Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NTLuzb4xyNAWq707QWBoOBXlMrraxBm1v+bDJ7AIIuLElr9v3t7BTOJrVqh60g8Eyo10iWsAIMduAjKL/HeHAw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:11:47.622189Z","signed_message":"canonical_sha256_bytes"},"source_id":"0805.3827","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a6b4cb17cb4b9ca2789ddfe18b5977834f226100864397d98fd3ac6679ca947","sha256:1007498d30a61a53fe2e4cbc057583b0bdf9cc0042c2c3d266759917b0709235"],"state_sha256":"af9972c1ea671a47bcd37146fee042a0d903a9a0cf7cb21211c9c50915373a0e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z2xdCVBSb4Ia3ClpB+9JYDlEQc5ZrOKxHhf7BH5ZxqwIW9tbhe8zpfcgiecMa1U6DVaOeX6Uw0MxDGERMlMFDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T18:57:31.870076Z","bundle_sha256":"7287b4080ae467deacc5e8c34931100df0f377c2a87d3da696f4f5c7a520c87c"}}