{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:6KE2KOMC577BOOXGLUZHBF3D52","short_pith_number":"pith:6KE2KOMC","schema_version":"1.0","canonical_sha256":"f289a53982effe173ae65d32709763ee9df4fe90589b7c8beb79092510e7ee03","source":{"kind":"arxiv","id":"2512.23458","version":2},"attestation_state":"computed","paper":{"title":"Observations of the Fermi bubbles and the Galactic center excess with the DArk Matter Particle Explorer","license":"http://creativecommons.org/licenses/by/4.0/","headline":"DAMPE independently detects the Fermi bubbles at 26 sigma and a Galactic center GeV excess consistent with 50 GeV dark matter annihilation.","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Di Giovanni, A. Kotenko, A. Parenti, A. Serpolla, A. Surdo, A. Tykhonov, B. Li, C. M. Liu, C. Perrina, C. Q. Feng, C. Yue, C. Y. Zhou, C. Zhao, D. Kyratzis, D. Mo, D. M. Wei, D. Wu, D. Y. Chen, D. Y. Guo, E. Casilli, E. Ghose, E. H. Xu, E. Putti-Garcia, F. Alemanno, F. C. T. Barbato, F. de Palma, F. Fang, F. Gargano, F. Loparco, G. Donvito, G. F. Wang, G. F. Xue, G. Marsella, G. S. Huang, H. Boutin, H. B. Yang, H. J. Yao, H. Liu, H. R. Sun, H. Su, H. T. Xu, H. Y. Zhao, I. Cagnoli, I. De Mitri, J. Chang, J. H. Guo, J. J. Wei, J. J. Zang, J. Kong, J. L. Chen, J. L. Duan, J. Liu, J. M. Frieden, J. N. Rao, J. Wu, J. X. Song, J. Xu, J. Z. Wang, K. Fang, K. Gong, K. K. Duan, L. Feng, L. G. Wang, L. Silveri, L. Y. Jiang, M. B. Li, M. Gao, M. Ionica, M. Ma, M. N. Mazziotta, M. S. Cai, M. Su, M. Y. Cui, M. Y. Yan, P. Azzarello, P. Bernardini, P. Coppin, P. Fusco, P. Savina, P. X. Ma, P. Yang, Q. An, Q. Yuan, R. Qiao, R. R. Fan, R. Sarkar, S. B. Liu, S. Fogliacco, S. J. Lei, S. S. Wu, S. Wang, S. X. Han, S. X. Zhang, T. K. Dong, T. Ma, T. S. Cui, W. H. Li, W. H. Shen, W. Jiang, W. L. Li, W. X. Peng, W. Z. Zhang, X. F. Zhao, X. J. Bi, X. J. Teng, X. Li, X. L. Wang, X. Q. Li, X. Wu, X. Y. Huang, X. Y. Ma, X. Y. Niu, X. Y. Peng, X. Zhu, Yan Zhang, Y. F. Wang, Y. F. Wei, Y. H. Yu, Yi Zhang, Y. J. Zhang, Y. Liu, Y. L. Zhang, Y. M. Hu, Y. M. Liang, Y. Nie, Y. P. Zhang, Y. Q. Yang, Y. Q. Zhang, Y. Rong, Y. Y. Huang, Y. Z. Fan, Y. Z. Gong, Y. Zhu, Y. Z. Jiang, Z. F. Chen, Z. H. Xu, Z. L. Xu, Z. Q. Shen, Z. Q. Xia, Z. Shangguan, Z. T. Shen, Z. X. Chen, Z. X. Dong, Z. Xiong, Z. Y. Sun, Z. Y. Zhang, Z. Zhang, Z. Z. Xu","submitted_at":"2025-12-29T13:34:23Z","abstract_excerpt":"The DArk Matter Particle Explorer (DAMPE) is a space-borne high-energy particle detector that surveys the $\\gamma$-ray sky above$\\sim 2~\\rm GeV$ with a peak acceptance of $\\sim 0.2~\\rm m^2\\,sr$. With the 102 months of data collected by DAMPE, we show that the Fermi bubbles are detected at a significance of $\\sim 26\\sigma$ and identify a GeV excess in the direction of Galactic center at $\\sim 7 \\sigma$ confidence. Both spectra and morphology are consistent with those observed by Fermi-LAT and the GeV excess component can be interpreted by the dark matter annihilation with a mass of $\\sim 50$ Ge"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":true,"formal_links_present":false},"canonical_record":{"source":{"id":"2512.23458","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-12-29T13:34:23Z","cross_cats_sorted":[],"title_canon_sha256":"7cf0fff5931251e316e4dda49517b43960453e64c363c34dee560a2652e8551e","abstract_canon_sha256":"564727d586de53e1d60c64af0fc8733000e411812f52cb24e7f4ffb3d60f791e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:16.791418Z","signature_b64":"zqI8jCpDtdIkaQePfcWUhqifzpEmQgTnwx80g+tmBgUWpScE431VYhS6XDqBpkicCBvIYZq210N/jCrAkkuSDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f289a53982effe173ae65d32709763ee9df4fe90589b7c8beb79092510e7ee03","last_reissued_at":"2026-05-17T23:39:16.790648Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:16.790648Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observations of the Fermi bubbles and the Galactic center excess with the DArk Matter Particle Explorer","license":"http://creativecommons.org/licenses/by/4.0/","headline":"DAMPE independently detects the Fermi bubbles at 26 sigma and a Galactic center GeV excess consistent with 50 GeV dark matter annihilation.","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Di Giovanni, A. Kotenko, A. Parenti, A. Serpolla, A. Surdo, A. Tykhonov, B. Li, C. M. Liu, C. Perrina, C. Q. Feng, C. Yue, C. Y. Zhou, C. Zhao, D. Kyratzis, D. Mo, D. M. Wei, D. Wu, D. Y. Chen, D. Y. Guo, E. Casilli, E. Ghose, E. H. Xu, E. Putti-Garcia, F. Alemanno, F. C. T. Barbato, F. de Palma, F. Fang, F. Gargano, F. Loparco, G. Donvito, G. F. Wang, G. F. Xue, G. Marsella, G. S. Huang, H. Boutin, H. B. Yang, H. J. Yao, H. Liu, H. R. Sun, H. Su, H. T. Xu, H. Y. Zhao, I. Cagnoli, I. De Mitri, J. Chang, J. H. Guo, J. J. Wei, J. J. Zang, J. Kong, J. L. Chen, J. L. Duan, J. Liu, J. M. Frieden, J. N. Rao, J. Wu, J. X. Song, J. Xu, J. Z. Wang, K. Fang, K. Gong, K. K. Duan, L. Feng, L. G. Wang, L. Silveri, L. Y. Jiang, M. B. Li, M. Gao, M. Ionica, M. Ma, M. N. Mazziotta, M. S. Cai, M. Su, M. Y. Cui, M. Y. Yan, P. Azzarello, P. Bernardini, P. Coppin, P. Fusco, P. Savina, P. X. Ma, P. Yang, Q. An, Q. Yuan, R. Qiao, R. R. Fan, R. Sarkar, S. B. Liu, S. Fogliacco, S. J. Lei, S. S. Wu, S. Wang, S. X. Han, S. X. Zhang, T. K. Dong, T. Ma, T. S. Cui, W. H. Li, W. H. Shen, W. Jiang, W. L. Li, W. X. Peng, W. Z. Zhang, X. F. Zhao, X. J. Bi, X. J. Teng, X. Li, X. L. Wang, X. Q. Li, X. Wu, X. Y. Huang, X. Y. Ma, X. Y. Niu, X. Y. Peng, X. Zhu, Yan Zhang, Y. F. Wang, Y. F. Wei, Y. H. Yu, Yi Zhang, Y. J. Zhang, Y. Liu, Y. L. Zhang, Y. M. Hu, Y. M. Liang, Y. Nie, Y. P. Zhang, Y. Q. Yang, Y. Q. Zhang, Y. Rong, Y. Y. Huang, Y. Z. Fan, Y. Z. Gong, Y. Zhu, Y. Z. Jiang, Z. F. Chen, Z. H. Xu, Z. L. Xu, Z. Q. Shen, Z. Q. Xia, Z. Shangguan, Z. T. Shen, Z. X. Chen, Z. X. Dong, Z. Xiong, Z. Y. Sun, Z. Y. Zhang, Z. Zhang, Z. Z. Xu","submitted_at":"2025-12-29T13:34:23Z","abstract_excerpt":"The DArk Matter Particle Explorer (DAMPE) is a space-borne high-energy particle detector that surveys the $\\gamma$-ray sky above$\\sim 2~\\rm GeV$ with a peak acceptance of $\\sim 0.2~\\rm m^2\\,sr$. With the 102 months of data collected by DAMPE, we show that the Fermi bubbles are detected at a significance of $\\sim 26\\sigma$ and identify a GeV excess in the direction of Galactic center at $\\sim 7 \\sigma$ confidence. Both spectra and morphology are consistent with those observed by Fermi-LAT and the GeV excess component can be interpreted by the dark matter annihilation with a mass of $\\sim 50$ Ge"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"With the 102 months of data collected by DAMPE, we show that the Fermi bubbles are detected at a significance of ∼26σ and identify a GeV excess in the direction of Galactic center at ∼7σ confidence. Both spectra and morphology are consistent with those observed by Fermi-LAT and the GeV excess component can be interpreted by the dark matter annihilation with a mass of ∼50 GeV and a velocity-averaged cross section of ∼10^{-26} cm³ s^{-1} for the χχ → b b-bar channel.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The assumption that the observed GeV excess is produced by dark matter annihilation rather than unresolved astrophysical sources, and that the background subtraction and morphology modeling do not introduce systematic biases that mimic the excess signal.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"DAMPE independently detects the Fermi bubbles at 26 sigma and the Galactic center GeV excess at 7 sigma, with the excess spectrum and morphology matching Fermi-LAT and fitting a 50 GeV dark matter particle annihilating to b quarks.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"DAMPE independently detects the Fermi bubbles at 26 sigma and a Galactic center GeV excess consistent with 50 GeV dark matter annihilation.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"2b5f282e98fa18f1f3277c673337de81705dd614538a1a63d61142c76b18f7bd"},"source":{"id":"2512.23458","kind":"arxiv","version":2},"verdict":{"id":"54994a5a-1d22-46ee-bd24-6d2e7cdd4a1d","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-16T19:25:01.810042Z","strongest_claim":"With the 102 months of data collected by DAMPE, we show that the Fermi bubbles are detected at a significance of ∼26σ and identify a GeV excess in the direction of Galactic center at ∼7σ confidence. Both spectra and morphology are consistent with those observed by Fermi-LAT and the GeV excess component can be interpreted by the dark matter annihilation with a mass of ∼50 GeV and a velocity-averaged cross section of ∼10^{-26} cm³ s^{-1} for the χχ → b b-bar channel.","one_line_summary":"DAMPE independently detects the Fermi bubbles at 26 sigma and the Galactic center GeV excess at 7 sigma, with the excess spectrum and morphology matching Fermi-LAT and fitting a 50 GeV dark matter particle annihilating to b quarks.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The assumption that the observed GeV excess is produced by dark matter annihilation rather than unresolved astrophysical sources, and that the background subtraction and morphology modeling do not introduce systematic biases that mimic the excess signal.","pith_extraction_headline":"DAMPE independently detects the Fermi bubbles at 26 sigma and a Galactic center GeV excess consistent with 50 GeV dark matter annihilation."},"references":{"count":119,"sample":[{"doi":"10.1088/1475-7516/2011/03/010","year":2011,"title":"Abazajian, K. N. 2011, JCAP, 2011, 010, doi: 10.1088/1475-7516/2011/03/010","work_id":"00ec3768-a6fe-47ff-a122-03212a3aa8be","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1103/physrevd.86.083511","year":2012,"title":"N., & Kaplinghat, M","work_id":"2a3bf74a-aefb-4688-b46f-482c9b7f6693","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.3847/1538-4365/ac6751","year":2022,"title":"2022, ApJS, 260, 53, doi: 10.3847/1538-4365/ac6751","work_id":"142643eb-7b58-44a4-8cf2-f686391e3a77","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1038/nature17147","year":2016,"title":"Abramowski, A., Aharonian, F., Benkhali, F. A., et al. 2016, Nature, 531, 476, doi: 10.1038/nature17147","work_id":"5bfb671d-a15d-4a1d-80e6-9f3ef5925f4a","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1051/0004-6361/201936896","year":2020,"title":"Acciari, V. A., Ansoldi, S., Antonelli, L. A., et al. 2020, A&A, 642, A190, doi: 10.1051/0004-6361/201936896","work_id":"fc009cb5-9880-4a37-957b-c95986b6a6e2","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":119,"snapshot_sha256":"f1654631abdadb39a143a37a79e86c74117f93af263d35d04e6a11738be455a0","internal_anchors":6},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2512.23458","created_at":"2026-05-17T23:39:16.790767+00:00"},{"alias_kind":"arxiv_version","alias_value":"2512.23458v2","created_at":"2026-05-17T23:39:16.790767+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.23458","created_at":"2026-05-17T23:39:16.790767+00:00"},{"alias_kind":"pith_short_12","alias_value":"6KE2KOMC577B","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_16","alias_value":"6KE2KOMC577BOOXG","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_8","alias_value":"6KE2KOMC","created_at":"2026-05-18T12:33:37.589309+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52","json":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52.json","graph_json":"https://pith.science/api/pith-number/6KE2KOMC577BOOXGLUZHBF3D52/graph.json","events_json":"https://pith.science/api/pith-number/6KE2KOMC577BOOXGLUZHBF3D52/events.json","paper":"https://pith.science/paper/6KE2KOMC"},"agent_actions":{"view_html":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52","download_json":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52.json","view_paper":"https://pith.science/paper/6KE2KOMC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2512.23458&json=true","fetch_graph":"https://pith.science/api/pith-number/6KE2KOMC577BOOXGLUZHBF3D52/graph.json","fetch_events":"https://pith.science/api/pith-number/6KE2KOMC577BOOXGLUZHBF3D52/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52/action/storage_attestation","attest_author":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52/action/author_attestation","sign_citation":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52/action/citation_signature","submit_replication":"https://pith.science/pith/6KE2KOMC577BOOXGLUZHBF3D52/action/replication_record"}},"created_at":"2026-05-17T23:39:16.790767+00:00","updated_at":"2026-05-17T23:39:16.790767+00:00"}