{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:WAITTSLVIJYDAZCTVRZQBKE74V","short_pith_number":"pith:WAITTSLV","canonical_record":{"source":{"id":"1409.7317","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-09-25T16:25:41Z","cross_cats_sorted":[],"title_canon_sha256":"3e980a2913a05b77c03ee245830d073b14f7ece4946456740a7e8e0214668a17","abstract_canon_sha256":"bb40bdc6438bf63d88345fc941a26eb3fa740aa501304d84a4938165945e5025"},"schema_version":"1.0"},"canonical_sha256":"b01139c9754270306453ac7300a89fe55340d0479ac3b0441d8e4c89c7c0a83f","source":{"kind":"arxiv","id":"1409.7317","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.7317","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"arxiv_version","alias_value":"1409.7317v1","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.7317","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"pith_short_12","alias_value":"WAITTSLVIJYD","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WAITTSLVIJYDAZCT","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WAITTSLV","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:WAITTSLVIJYDAZCTVRZQBKE74V","target":"record","payload":{"canonical_record":{"source":{"id":"1409.7317","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-09-25T16:25:41Z","cross_cats_sorted":[],"title_canon_sha256":"3e980a2913a05b77c03ee245830d073b14f7ece4946456740a7e8e0214668a17","abstract_canon_sha256":"bb40bdc6438bf63d88345fc941a26eb3fa740aa501304d84a4938165945e5025"},"schema_version":"1.0"},"canonical_sha256":"b01139c9754270306453ac7300a89fe55340d0479ac3b0441d8e4c89c7c0a83f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:43.413947Z","signature_b64":"aOGbMRTy9oieu0ncN3lkwldE8qeQj2MdNZeUeAoLrdjAskfUlHlMtCRnvo5JyT/B04hRL34HsUv2RoeS6FAkDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b01139c9754270306453ac7300a89fe55340d0479ac3b0441d8e4c89c7c0a83f","last_reissued_at":"2026-05-18T00:48:43.413535Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:43.413535Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.7317","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":"2026-05-18T00:48:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2pHk+7hAbq+li2dLzYqE4fjuVFeI5Om0W9g1kLCtTJNly9HCYvDh8ftMn/uQcPjjq7xXeyZ+RzmNEZpVM//4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:11:49.632015Z"},"content_sha256":"d1822a8b6ca469a620b41aa2ef7badf741bf39376d4a3a429853c07135fa0732","schema_version":"1.0","event_id":"sha256:d1822a8b6ca469a620b41aa2ef7badf741bf39376d4a3a429853c07135fa0732"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:WAITTSLVIJYDAZCTVRZQBKE74V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Leptophilic Dark Matter and AMS-02 Cosmic-ray Positron Flux","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Chuan-Ren Chen, Qing-Hong Cao, Ti Gong","submitted_at":"2014-09-25T16:25:41Z","abstract_excerpt":"With the measurement of positron flux published recently by AMS-02 collaboration, we show how the leptophilic dark matter fits the observation. We obtain the percentages of different products of dark matter annihilation that can best describe the flux of high energy positrons observed by AMS. We show that dark matter annihilates predominantly into $\\tau\\tau$ pair, while both $ee$ and $\\mu\\mu$ final states should be less than $20\\%$. When gauge boson final states are included, the best branching ratio of needed $\\tau\\tau$ mode reduces."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.7317","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":"2026-05-18T00:48:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wdLnwenH5PDmxgSBUZboABfUPb6F0OGf9fE91l9hYdOWLCfCVKQZ+wpCAmjt5W9SxjbzbOOxV7Twi2fINAOaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:11:49.632903Z"},"content_sha256":"5d82f506947fabfe69258fc1d350123bcd6cd8d5b73710cb978d2ae24f89e063","schema_version":"1.0","event_id":"sha256:5d82f506947fabfe69258fc1d350123bcd6cd8d5b73710cb978d2ae24f89e063"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WAITTSLVIJYDAZCTVRZQBKE74V/bundle.json","state_url":"https://pith.science/pith/WAITTSLVIJYDAZCTVRZQBKE74V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WAITTSLVIJYDAZCTVRZQBKE74V/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":"2026-05-31T18:11:49Z","links":{"resolver":"https://pith.science/pith/WAITTSLVIJYDAZCTVRZQBKE74V","bundle":"https://pith.science/pith/WAITTSLVIJYDAZCTVRZQBKE74V/bundle.json","state":"https://pith.science/pith/WAITTSLVIJYDAZCTVRZQBKE74V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WAITTSLVIJYDAZCTVRZQBKE74V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:WAITTSLVIJYDAZCTVRZQBKE74V","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":"bb40bdc6438bf63d88345fc941a26eb3fa740aa501304d84a4938165945e5025","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-09-25T16:25:41Z","title_canon_sha256":"3e980a2913a05b77c03ee245830d073b14f7ece4946456740a7e8e0214668a17"},"schema_version":"1.0","source":{"id":"1409.7317","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.7317","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"arxiv_version","alias_value":"1409.7317v1","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.7317","created_at":"2026-05-18T00:48:43Z"},{"alias_kind":"pith_short_12","alias_value":"WAITTSLVIJYD","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WAITTSLVIJYDAZCT","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WAITTSLV","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:5d82f506947fabfe69258fc1d350123bcd6cd8d5b73710cb978d2ae24f89e063","target":"graph","created_at":"2026-05-18T00:48:43Z","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":"With the measurement of positron flux published recently by AMS-02 collaboration, we show how the leptophilic dark matter fits the observation. We obtain the percentages of different products of dark matter annihilation that can best describe the flux of high energy positrons observed by AMS. We show that dark matter annihilates predominantly into $\\tau\\tau$ pair, while both $ee$ and $\\mu\\mu$ final states should be less than $20\\%$. When gauge boson final states are included, the best branching ratio of needed $\\tau\\tau$ mode reduces.","authors_text":"Chuan-Ren Chen, Qing-Hong Cao, Ti Gong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-09-25T16:25:41Z","title":"Leptophilic Dark Matter and AMS-02 Cosmic-ray Positron Flux"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.7317","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:d1822a8b6ca469a620b41aa2ef7badf741bf39376d4a3a429853c07135fa0732","target":"record","created_at":"2026-05-18T00:48:43Z","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":"bb40bdc6438bf63d88345fc941a26eb3fa740aa501304d84a4938165945e5025","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-09-25T16:25:41Z","title_canon_sha256":"3e980a2913a05b77c03ee245830d073b14f7ece4946456740a7e8e0214668a17"},"schema_version":"1.0","source":{"id":"1409.7317","kind":"arxiv","version":1}},"canonical_sha256":"b01139c9754270306453ac7300a89fe55340d0479ac3b0441d8e4c89c7c0a83f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b01139c9754270306453ac7300a89fe55340d0479ac3b0441d8e4c89c7c0a83f","first_computed_at":"2026-05-18T00:48:43.413535Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:43.413535Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aOGbMRTy9oieu0ncN3lkwldE8qeQj2MdNZeUeAoLrdjAskfUlHlMtCRnvo5JyT/B04hRL34HsUv2RoeS6FAkDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:43.413947Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.7317","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d1822a8b6ca469a620b41aa2ef7badf741bf39376d4a3a429853c07135fa0732","sha256:5d82f506947fabfe69258fc1d350123bcd6cd8d5b73710cb978d2ae24f89e063"],"state_sha256":"b936cda5cbda420e0a61a1c0bd5034d1221e03c71132ea006430b0881afef39e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jj10BP0WMgNoIZ7wdGotr2dEz4F2xpgqPBriAkSFat7B5DHdhhaYfydl7TDC6HC8FGvhRZT/mpiD5dWS4698CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T18:11:49.637762Z","bundle_sha256":"238aa25f36f777481138ffc31a3d1dc507ecc5f033163984ccc8f4dee58b3766"}}