{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:WKUNHAGTS4Q47XMFWMHBRYKSS4","short_pith_number":"pith:WKUNHAGT","canonical_record":{"source":{"id":"1605.04043","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-05-13T04:36:12Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"e9ea6d5b657d94e2fbb6599cfaa165740b3f20c51c7fc2f1d568d02f37731a45","abstract_canon_sha256":"6ce1ff1761be797597e7bdd0b93dc50e4158c1c1519dae29e0474d3c4a1acc98"},"schema_version":"1.0"},"canonical_sha256":"b2a8d380d39721cfdd85b30e18e1529711fd45d72af3b56c506125ac73d5371b","source":{"kind":"arxiv","id":"1605.04043","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04043","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04043v1","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04043","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"pith_short_12","alias_value":"WKUNHAGTS4Q4","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"WKUNHAGTS4Q47XMF","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"WKUNHAGT","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:WKUNHAGTS4Q47XMFWMHBRYKSS4","target":"record","payload":{"canonical_record":{"source":{"id":"1605.04043","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-05-13T04:36:12Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"e9ea6d5b657d94e2fbb6599cfaa165740b3f20c51c7fc2f1d568d02f37731a45","abstract_canon_sha256":"6ce1ff1761be797597e7bdd0b93dc50e4158c1c1519dae29e0474d3c4a1acc98"},"schema_version":"1.0"},"canonical_sha256":"b2a8d380d39721cfdd85b30e18e1529711fd45d72af3b56c506125ac73d5371b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:56:46.120904Z","signature_b64":"uyBUhqZHw8f5t4XcJsMEZ7BouYnEU0EAkofJtLW3MNOly2Cj1f06rRRida2b7ZS8/jHeWD9oaQvdAIUD77iaCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2a8d380d39721cfdd85b30e18e1529711fd45d72af3b56c506125ac73d5371b","last_reissued_at":"2026-05-18T00:56:46.120340Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:56:46.120340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.04043","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":"2026-05-18T00:56:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fFRecgFCW3/X3ChvfN50M4/dkhMtjgCOB8cr8K9V0yBQgmX8EHZURD+6Tg2pSRnMAal2+fTtEoycMNS01dkbDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:33:36.473027Z"},"content_sha256":"b3bd1f61a6d7bb47a9c6108c7fb9c1fd4934c34695eed2d463f3b5a1da13f823","schema_version":"1.0","event_id":"sha256:b3bd1f61a6d7bb47a9c6108c7fb9c1fd4934c34695eed2d463f3b5a1da13f823"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:WKUNHAGTS4Q47XMFWMHBRYKSS4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From Extended theories of Gravity to Dark Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Manibrata Sen, Sayantan Choudhury, Soumya Sadhukhan","submitted_at":"2016-05-13T04:36:12Z","abstract_excerpt":"In this work, we propose different models of extended theories of gravity, which are minimally coupled to the SM fields, to explain the possibility of a dark matter (DM) candidate, without ad-hoc additions to the Standard Model (SM). We modify the gravity sector by allowing quantum corrections motivated from local $f(R)$ gravity, and non-minimally coupled gravity with SM sector and dilaton field. Using an effective field theory (EFT) framework, we constrain the scale of the EFT and DM mass. We consider two cases-Light DM (LDM) and Heavy DM (HDM), and deduce upper bounds on the DM annihilation "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04043","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":"2026-05-18T00:56:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6LyCpouQvIP8og5BT7hbwfrg3mq7ZsZX3AcQCj4UGoQ03ZGpH1SqTRUY39jVqsNCx8N16vyXZJ6sykh5LuhXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:33:36.473750Z"},"content_sha256":"bb9d4fedb37a9f99a1635e3d54f13326362457308da49a3e2b2e596123312a2b","schema_version":"1.0","event_id":"sha256:bb9d4fedb37a9f99a1635e3d54f13326362457308da49a3e2b2e596123312a2b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/bundle.json","state_url":"https://pith.science/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/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":"2026-06-06T18:33:36Z","links":{"resolver":"https://pith.science/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4","bundle":"https://pith.science/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/bundle.json","state":"https://pith.science/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WKUNHAGTS4Q47XMFWMHBRYKSS4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:WKUNHAGTS4Q47XMFWMHBRYKSS4","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":"6ce1ff1761be797597e7bdd0b93dc50e4158c1c1519dae29e0474d3c4a1acc98","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-05-13T04:36:12Z","title_canon_sha256":"e9ea6d5b657d94e2fbb6599cfaa165740b3f20c51c7fc2f1d568d02f37731a45"},"schema_version":"1.0","source":{"id":"1605.04043","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04043","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04043v1","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04043","created_at":"2026-05-18T00:56:46Z"},{"alias_kind":"pith_short_12","alias_value":"WKUNHAGTS4Q4","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"WKUNHAGTS4Q47XMF","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"WKUNHAGT","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:bb9d4fedb37a9f99a1635e3d54f13326362457308da49a3e2b2e596123312a2b","target":"graph","created_at":"2026-05-18T00:56:46Z","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":"In this work, we propose different models of extended theories of gravity, which are minimally coupled to the SM fields, to explain the possibility of a dark matter (DM) candidate, without ad-hoc additions to the Standard Model (SM). We modify the gravity sector by allowing quantum corrections motivated from local $f(R)$ gravity, and non-minimally coupled gravity with SM sector and dilaton field. Using an effective field theory (EFT) framework, we constrain the scale of the EFT and DM mass. We consider two cases-Light DM (LDM) and Heavy DM (HDM), and deduce upper bounds on the DM annihilation ","authors_text":"Manibrata Sen, Sayantan Choudhury, Soumya Sadhukhan","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-05-13T04:36:12Z","title":"From Extended theories of Gravity to Dark Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04043","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:b3bd1f61a6d7bb47a9c6108c7fb9c1fd4934c34695eed2d463f3b5a1da13f823","target":"record","created_at":"2026-05-18T00:56:46Z","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":"6ce1ff1761be797597e7bdd0b93dc50e4158c1c1519dae29e0474d3c4a1acc98","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-05-13T04:36:12Z","title_canon_sha256":"e9ea6d5b657d94e2fbb6599cfaa165740b3f20c51c7fc2f1d568d02f37731a45"},"schema_version":"1.0","source":{"id":"1605.04043","kind":"arxiv","version":1}},"canonical_sha256":"b2a8d380d39721cfdd85b30e18e1529711fd45d72af3b56c506125ac73d5371b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b2a8d380d39721cfdd85b30e18e1529711fd45d72af3b56c506125ac73d5371b","first_computed_at":"2026-05-18T00:56:46.120340Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:46.120340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uyBUhqZHw8f5t4XcJsMEZ7BouYnEU0EAkofJtLW3MNOly2Cj1f06rRRida2b7ZS8/jHeWD9oaQvdAIUD77iaCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:46.120904Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.04043","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b3bd1f61a6d7bb47a9c6108c7fb9c1fd4934c34695eed2d463f3b5a1da13f823","sha256:bb9d4fedb37a9f99a1635e3d54f13326362457308da49a3e2b2e596123312a2b"],"state_sha256":"d920d3aa81815115156e9964fcbf763ef2a050a840914530551ebe8cbdcb7066"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/q4H2sFhJsFxBMSyuna2Q4dhJyleMSe84B0KRDlZLHXCgzU7LhbR8sBTM1doA6cysMarMEvLjbWsV7UK7TbJDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T18:33:36.477281Z","bundle_sha256":"0c27d9aa83c8ac7a63f991a2ddc0692144c26a194195e4f0a0ea242465504582"}}