{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:T6MCS4L22QWQETZFIXJEU2H42Y","short_pith_number":"pith:T6MCS4L2","canonical_record":{"source":{"id":"2006.11837","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-21T16:00:18Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"7753595a64a11e487b388efcde67a753fe198a5220a5314ae9aeb23c1c3a84af","abstract_canon_sha256":"e7cd3165338960fd5442618c236782efc4ec691c66461e1e4af4c81039828de0"},"schema_version":"1.0"},"canonical_sha256":"9f9829717ad42d024f2545d24a68fcd6262f3f912a3bbdf9dd018dde9b7d2aff","source":{"kind":"arxiv","id":"2006.11837","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.11837","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"arxiv_version","alias_value":"2006.11837v3","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.11837","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_12","alias_value":"T6MCS4L22QWQ","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_16","alias_value":"T6MCS4L22QWQETZF","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_8","alias_value":"T6MCS4L2","created_at":"2026-07-05T02:03:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:T6MCS4L22QWQETZFIXJEU2H42Y","target":"record","payload":{"canonical_record":{"source":{"id":"2006.11837","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-21T16:00:18Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"7753595a64a11e487b388efcde67a753fe198a5220a5314ae9aeb23c1c3a84af","abstract_canon_sha256":"e7cd3165338960fd5442618c236782efc4ec691c66461e1e4af4c81039828de0"},"schema_version":"1.0"},"canonical_sha256":"9f9829717ad42d024f2545d24a68fcd6262f3f912a3bbdf9dd018dde9b7d2aff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:03:33.249893Z","signature_b64":"NvjTCWm0MlsN/7u/DBGn/NIOc7SNjwEwFbo3TrGZYJL80fEqSg6dSv+6dcTQ0KLTD5lwEHRJx+DcVUaeQDy6Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f9829717ad42d024f2545d24a68fcd6262f3f912a3bbdf9dd018dde9b7d2aff","last_reissued_at":"2026-07-05T02:03:33.249483Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:03:33.249483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.11837","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":"2026-07-05T02:03:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jla7So2ro4QC97eZRwLh5M3UdvlN8oRj3maZsTtvoK8/7Pe9glUlvcLuS2qOhKFkgVf/keZ6+6E6psI5G/9rDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T05:25:50.478778Z"},"content_sha256":"45d0ef4f774437fbf8311192424d64d0c89495686cdf2046a2e354b44945b0e6","schema_version":"1.0","event_id":"sha256:45d0ef4f774437fbf8311192424d64d0c89495686cdf2046a2e354b44945b0e6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:T6MCS4L22QWQETZFIXJEU2H42Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Atmospheric Dark Matter and Xenon1T Excess","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Bin Zhu, Jin Min Yang, Lei Wu, Liangliang Su, Wenyu Wang","submitted_at":"2020-06-21T16:00:18Z","abstract_excerpt":"Very recently, the Xenon1T collaboration has reported an intriguing electron recoil excess, which may imply for light dark matter. In order to interpret this anomaly, we propose the atmospheric dark matter (ADM) from the inelastic collision of cosmic rays (CRs) with the atmosphere. Due to the boost effect of high energy CRs, we show that the light ADM can be fast-moving and successfully fit the observed electron recoil spectrum through the ADM-electron scattering process. Meanwhile, our ADM predicts the scattering cross section $\\sigma_e \\sim {\\cal O}(10^{-38}- 10^{-39}$) cm$^{2}$, and thus ca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.11837","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2006.11837/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":"2026-07-05T02:03:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jSPM8LUdQr33Au/Jt2V7qcBc/898HofVMBu0nFSqPUmIC0wm05ZpODOPOWXwNJrckfoYjEnLdTsZ25bYmmQ/BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T05:25:50.479292Z"},"content_sha256":"3c06323a53e6954a42f8445b22f271a97649e38adb5f99c213e50c95658d8fad","schema_version":"1.0","event_id":"sha256:3c06323a53e6954a42f8445b22f271a97649e38adb5f99c213e50c95658d8fad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T6MCS4L22QWQETZFIXJEU2H42Y/bundle.json","state_url":"https://pith.science/pith/T6MCS4L22QWQETZFIXJEU2H42Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T6MCS4L22QWQETZFIXJEU2H42Y/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":"2026-08-11T05:25:50Z","links":{"resolver":"https://pith.science/pith/T6MCS4L22QWQETZFIXJEU2H42Y","bundle":"https://pith.science/pith/T6MCS4L22QWQETZFIXJEU2H42Y/bundle.json","state":"https://pith.science/pith/T6MCS4L22QWQETZFIXJEU2H42Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T6MCS4L22QWQETZFIXJEU2H42Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:T6MCS4L22QWQETZFIXJEU2H42Y","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":"e7cd3165338960fd5442618c236782efc4ec691c66461e1e4af4c81039828de0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-21T16:00:18Z","title_canon_sha256":"7753595a64a11e487b388efcde67a753fe198a5220a5314ae9aeb23c1c3a84af"},"schema_version":"1.0","source":{"id":"2006.11837","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.11837","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"arxiv_version","alias_value":"2006.11837v3","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.11837","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_12","alias_value":"T6MCS4L22QWQ","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_16","alias_value":"T6MCS4L22QWQETZF","created_at":"2026-07-05T02:03:33Z"},{"alias_kind":"pith_short_8","alias_value":"T6MCS4L2","created_at":"2026-07-05T02:03:33Z"}],"graph_snapshots":[{"event_id":"sha256:3c06323a53e6954a42f8445b22f271a97649e38adb5f99c213e50c95658d8fad","target":"graph","created_at":"2026-07-05T02:03:33Z","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/2006.11837/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Very recently, the Xenon1T collaboration has reported an intriguing electron recoil excess, which may imply for light dark matter. In order to interpret this anomaly, we propose the atmospheric dark matter (ADM) from the inelastic collision of cosmic rays (CRs) with the atmosphere. Due to the boost effect of high energy CRs, we show that the light ADM can be fast-moving and successfully fit the observed electron recoil spectrum through the ADM-electron scattering process. Meanwhile, our ADM predicts the scattering cross section $\\sigma_e \\sim {\\cal O}(10^{-38}- 10^{-39}$) cm$^{2}$, and thus ca","authors_text":"Bin Zhu, Jin Min Yang, Lei Wu, Liangliang Su, Wenyu Wang","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-21T16:00:18Z","title":"Atmospheric Dark Matter and Xenon1T Excess"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.11837","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":"sha256:45d0ef4f774437fbf8311192424d64d0c89495686cdf2046a2e354b44945b0e6","target":"record","created_at":"2026-07-05T02:03:33Z","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":"e7cd3165338960fd5442618c236782efc4ec691c66461e1e4af4c81039828de0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-21T16:00:18Z","title_canon_sha256":"7753595a64a11e487b388efcde67a753fe198a5220a5314ae9aeb23c1c3a84af"},"schema_version":"1.0","source":{"id":"2006.11837","kind":"arxiv","version":3}},"canonical_sha256":"9f9829717ad42d024f2545d24a68fcd6262f3f912a3bbdf9dd018dde9b7d2aff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9f9829717ad42d024f2545d24a68fcd6262f3f912a3bbdf9dd018dde9b7d2aff","first_computed_at":"2026-07-05T02:03:33.249483Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:03:33.249483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NvjTCWm0MlsN/7u/DBGn/NIOc7SNjwEwFbo3TrGZYJL80fEqSg6dSv+6dcTQ0KLTD5lwEHRJx+DcVUaeQDy6Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:03:33.249893Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.11837","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:45d0ef4f774437fbf8311192424d64d0c89495686cdf2046a2e354b44945b0e6","sha256:3c06323a53e6954a42f8445b22f271a97649e38adb5f99c213e50c95658d8fad"],"state_sha256":"32ceebbffdc7571e20dbea8986296f822b5cb04bd20f568626a30d165c9272c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m0VwxeATwL0ls8AFWiIxBKVEMvyqnwqybLajpf6eWsBK0DXMCRisXNxfUyh/W6aWRWOZ+CRXO4NB2UXQlJrTDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T05:25:50.519289Z","bundle_sha256":"6202ef5be9dadc09d5f6377985778c2705501d95a73546c10965461e9d59d350"}}