{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:75XNZIQLML5S4ACGCTLZDBWVFB","short_pith_number":"pith:75XNZIQL","canonical_record":{"source":{"id":"1805.11067","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-28T17:26:32Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"0faf074a2d439059f465dce84b0c49bcf98a0d8d0004f97bd46a8261e4ca7cd5","abstract_canon_sha256":"db7890117d799660d278fb6ef5d08fa07e93f06dae0e155167d49f5f6e81ab26"},"schema_version":"1.0"},"canonical_sha256":"ff6edca20b62fb2e004614d79186d528606f9b102d4f48ab7d951d3ac728023c","source":{"kind":"arxiv","id":"1805.11067","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.11067","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1805.11067v3","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.11067","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"75XNZIQLML5S","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_16","alias_value":"75XNZIQLML5S4ACG","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_8","alias_value":"75XNZIQL","created_at":"2026-07-04T23:50:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:75XNZIQLML5S4ACGCTLZDBWVFB","target":"record","payload":{"canonical_record":{"source":{"id":"1805.11067","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-28T17:26:32Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"0faf074a2d439059f465dce84b0c49bcf98a0d8d0004f97bd46a8261e4ca7cd5","abstract_canon_sha256":"db7890117d799660d278fb6ef5d08fa07e93f06dae0e155167d49f5f6e81ab26"},"schema_version":"1.0"},"canonical_sha256":"ff6edca20b62fb2e004614d79186d528606f9b102d4f48ab7d951d3ac728023c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:50:11.761515Z","signature_b64":"jy9O5xbNKw7S7FmqFtOb6HSY+mqPJhU2UUS33q7NipS10T+h5ris81wtek+pyHhTU7zXSmYLuay90RZEBUPmCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff6edca20b62fb2e004614d79186d528606f9b102d4f48ab7d951d3ac728023c","last_reissued_at":"2026-07-04T23:50:11.760964Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:50:11.760964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.11067","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":"2026-07-04T23:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g93FYJV0LA/Iy+k+gETBA+K/a9Xxto0tEjEhX3Q7ELu4eTNPNjPfzKLRVHDOaqIgas1hOQfwpJ1HUXB13V3xAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T01:12:45.713403Z"},"content_sha256":"6b6232ed69fe41c2b6d2390c831258e35917990d97ccd046cfb549f889d6bc10","schema_version":"1.0","event_id":"sha256:6b6232ed69fe41c2b6d2390c831258e35917990d97ccd046cfb549f889d6bc10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:75XNZIQLML5S4ACGCTLZDBWVFB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Galaxy rotation curves in modified gravity models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"primary_cat":"astro-ph.GA","authors_text":"\\'Alefe O.F. de Almeida, Luca Amendola, Viviana Niro","submitted_at":"2018-05-28T17:26:32Z","abstract_excerpt":"In this work, we investigate the possibility that the galaxy rotation curves can be explained in the framework of modified gravity models that introduce a Yukawa term in the gravitational potential. We include dark matter and assume that the fifth-force couples differently to dark matter and to baryons. We aim at constraining the modified gravity parameters $\\beta$ and $\\lambda$, that is, the strength and the range of the Yukawa fifth force, respectively, using a set of 40 galaxy rotation curves data from the SPARC catalogue. We include baryonic gas, disk and bulge components, along with a NFW"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.11067","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/1805.11067/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":"2026-07-04T23:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fpiZosvrWDvxsRRkkRoK4ggCqi0zhTksoQE4etn+ht5oPY8wjTiCmqGKXCerGHmCXIIt2D6+oCCX6rSXHkajCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T01:12:45.713800Z"},"content_sha256":"8a822140d861b677b727fe80d1d97fa11754463594e5e54602adce05583872a7","schema_version":"1.0","event_id":"sha256:8a822140d861b677b727fe80d1d97fa11754463594e5e54602adce05583872a7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/75XNZIQLML5S4ACGCTLZDBWVFB/bundle.json","state_url":"https://pith.science/pith/75XNZIQLML5S4ACGCTLZDBWVFB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/75XNZIQLML5S4ACGCTLZDBWVFB/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":"2026-08-13T01:12:45Z","links":{"resolver":"https://pith.science/pith/75XNZIQLML5S4ACGCTLZDBWVFB","bundle":"https://pith.science/pith/75XNZIQLML5S4ACGCTLZDBWVFB/bundle.json","state":"https://pith.science/pith/75XNZIQLML5S4ACGCTLZDBWVFB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/75XNZIQLML5S4ACGCTLZDBWVFB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:75XNZIQLML5S4ACGCTLZDBWVFB","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":"db7890117d799660d278fb6ef5d08fa07e93f06dae0e155167d49f5f6e81ab26","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-28T17:26:32Z","title_canon_sha256":"0faf074a2d439059f465dce84b0c49bcf98a0d8d0004f97bd46a8261e4ca7cd5"},"schema_version":"1.0","source":{"id":"1805.11067","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.11067","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1805.11067v3","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.11067","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"75XNZIQLML5S","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_16","alias_value":"75XNZIQLML5S4ACG","created_at":"2026-07-04T23:50:11Z"},{"alias_kind":"pith_short_8","alias_value":"75XNZIQL","created_at":"2026-07-04T23:50:11Z"}],"graph_snapshots":[{"event_id":"sha256:8a822140d861b677b727fe80d1d97fa11754463594e5e54602adce05583872a7","target":"graph","created_at":"2026-07-04T23:50:11Z","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/1805.11067/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we investigate the possibility that the galaxy rotation curves can be explained in the framework of modified gravity models that introduce a Yukawa term in the gravitational potential. We include dark matter and assume that the fifth-force couples differently to dark matter and to baryons. We aim at constraining the modified gravity parameters $\\beta$ and $\\lambda$, that is, the strength and the range of the Yukawa fifth force, respectively, using a set of 40 galaxy rotation curves data from the SPARC catalogue. We include baryonic gas, disk and bulge components, along with a NFW","authors_text":"\\'Alefe O.F. de Almeida, Luca Amendola, Viviana Niro","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-28T17:26:32Z","title":"Galaxy rotation curves in modified gravity models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.11067","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":"sha256:6b6232ed69fe41c2b6d2390c831258e35917990d97ccd046cfb549f889d6bc10","target":"record","created_at":"2026-07-04T23:50:11Z","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":"db7890117d799660d278fb6ef5d08fa07e93f06dae0e155167d49f5f6e81ab26","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-05-28T17:26:32Z","title_canon_sha256":"0faf074a2d439059f465dce84b0c49bcf98a0d8d0004f97bd46a8261e4ca7cd5"},"schema_version":"1.0","source":{"id":"1805.11067","kind":"arxiv","version":3}},"canonical_sha256":"ff6edca20b62fb2e004614d79186d528606f9b102d4f48ab7d951d3ac728023c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff6edca20b62fb2e004614d79186d528606f9b102d4f48ab7d951d3ac728023c","first_computed_at":"2026-07-04T23:50:11.760964Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:50:11.760964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jy9O5xbNKw7S7FmqFtOb6HSY+mqPJhU2UUS33q7NipS10T+h5ris81wtek+pyHhTU7zXSmYLuay90RZEBUPmCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:50:11.761515Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.11067","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b6232ed69fe41c2b6d2390c831258e35917990d97ccd046cfb549f889d6bc10","sha256:8a822140d861b677b727fe80d1d97fa11754463594e5e54602adce05583872a7"],"state_sha256":"7ce0e50f7a90180a820869a98532aca71f25747d8abad1deed2b5d4b3f446d6b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C+PwjKmkFHLAWtAH2uaDxyNNGAudJHwPjMtahm23lCRHpgDbUhFeq7B27NN59vA6gDiho3z/+zRumYSGe/toCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T01:12:45.716509Z","bundle_sha256":"594206bb7c6913df55108fb8fe5417517f286bbaf6e09d40e7860b94ceb4d4b9"}}