{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:4EBAC6D4TGV4USFYCZ7QGXXM5Y","short_pith_number":"pith:4EBAC6D4","canonical_record":{"source":{"id":"1005.5456","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-29T14:22:24Z","cross_cats_sorted":[],"title_canon_sha256":"37aae99a0030e1d5f22691d464bf2cced92c17fcd62046443ec09080e7d1a428","abstract_canon_sha256":"e23355a223bd755b93ecedeb529ede3baf26cebf52a8912037b6dc9d5b9cdecc"},"schema_version":"1.0"},"canonical_sha256":"e10201787c99abca48b8167f035eecee2838cffffd3935ca77a71f8e85d4bdd4","source":{"kind":"arxiv","id":"1005.5456","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.5456","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"arxiv_version","alias_value":"1005.5456v1","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.5456","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"pith_short_12","alias_value":"4EBAC6D4TGV4","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"4EBAC6D4TGV4USFY","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"4EBAC6D4","created_at":"2026-05-18T12:26:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:4EBAC6D4TGV4USFYCZ7QGXXM5Y","target":"record","payload":{"canonical_record":{"source":{"id":"1005.5456","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-29T14:22:24Z","cross_cats_sorted":[],"title_canon_sha256":"37aae99a0030e1d5f22691d464bf2cced92c17fcd62046443ec09080e7d1a428","abstract_canon_sha256":"e23355a223bd755b93ecedeb529ede3baf26cebf52a8912037b6dc9d5b9cdecc"},"schema_version":"1.0"},"canonical_sha256":"e10201787c99abca48b8167f035eecee2838cffffd3935ca77a71f8e85d4bdd4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:06.572146Z","signature_b64":"TD4YIxR0zoirN7XQsOZfsTZ2ldvbqwP+BkHnj8yIhdtQjZwFuJmiLG7T1gtSpcbmWV4ldDnluSGGwkfXIB6HAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e10201787c99abca48b8167f035eecee2838cffffd3935ca77a71f8e85d4bdd4","last_reissued_at":"2026-05-18T02:07:06.571442Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:06.571442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.5456","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":"2026-05-18T02:07:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YdL3/AE9lXoxuIvAmcaUfgBZfxEg/xpD2IGinxJEr8Xldr082pUoIH6EbXwNTP/SrTmRW84/OR6Rn0WtugV/Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:35:53.942130Z"},"content_sha256":"1ff31f01953fb8861b05bb6c8cf4be1c2dc56998d42e58efc0e22b7a4205ef6c","schema_version":"1.0","event_id":"sha256:1ff31f01953fb8861b05bb6c8cf4be1c2dc56998d42e58efc0e22b7a4205ef6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:4EBAC6D4TGV4USFYCZ7QGXXM5Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Testing Modified Newtonian Dynamics with Rotation Curves of Dwarf and Low Surface Brightness Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"R. A. Swaters, R. H. Sanders, S. S. McGaugh","submitted_at":"2010-05-29T14:22:24Z","abstract_excerpt":"Dwarf and low surface brightness galaxies are ideal objects to test modified Newtonian dynamics (MOND), because in most of these galaxies the accelerations fall below the threshold below where MOND supposedly applies. We have selected from the literature a sample of 27 dwarf and low surface brightness galaxies. MOND is successful in explaining the general shape of the observed rotation curves for roughly three quarters of the galaxies in the sample presented here. However, for the remaining quarter, MOND does not adequately explain the observed rotation curves. Considering the uncertainties in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.5456","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":"2026-05-18T02:07:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vOcFDFb4cKMoWIMHn3SO8eWh0GNCXnQ51Ev6G5ZfrkJv+4qAJVCBjOJ2IH5ujJpyURyKMH3a555Mr/dv+DpPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:35:53.942688Z"},"content_sha256":"95102cf3f87f1ec3c4cc3dd559f611795eeb119c0807014a3f5eef72a642a1d7","schema_version":"1.0","event_id":"sha256:95102cf3f87f1ec3c4cc3dd559f611795eeb119c0807014a3f5eef72a642a1d7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/bundle.json","state_url":"https://pith.science/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/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":"2026-05-26T06:35:53Z","links":{"resolver":"https://pith.science/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y","bundle":"https://pith.science/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/bundle.json","state":"https://pith.science/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4EBAC6D4TGV4USFYCZ7QGXXM5Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:4EBAC6D4TGV4USFYCZ7QGXXM5Y","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":"e23355a223bd755b93ecedeb529ede3baf26cebf52a8912037b6dc9d5b9cdecc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-29T14:22:24Z","title_canon_sha256":"37aae99a0030e1d5f22691d464bf2cced92c17fcd62046443ec09080e7d1a428"},"schema_version":"1.0","source":{"id":"1005.5456","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.5456","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"arxiv_version","alias_value":"1005.5456v1","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.5456","created_at":"2026-05-18T02:07:06Z"},{"alias_kind":"pith_short_12","alias_value":"4EBAC6D4TGV4","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"4EBAC6D4TGV4USFY","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"4EBAC6D4","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:95102cf3f87f1ec3c4cc3dd559f611795eeb119c0807014a3f5eef72a642a1d7","target":"graph","created_at":"2026-05-18T02:07:06Z","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":"Dwarf and low surface brightness galaxies are ideal objects to test modified Newtonian dynamics (MOND), because in most of these galaxies the accelerations fall below the threshold below where MOND supposedly applies. We have selected from the literature a sample of 27 dwarf and low surface brightness galaxies. MOND is successful in explaining the general shape of the observed rotation curves for roughly three quarters of the galaxies in the sample presented here. However, for the remaining quarter, MOND does not adequately explain the observed rotation curves. Considering the uncertainties in","authors_text":"R. A. Swaters, R. H. Sanders, S. S. McGaugh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-29T14:22:24Z","title":"Testing Modified Newtonian Dynamics with Rotation Curves of Dwarf and Low Surface Brightness Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.5456","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":"sha256:1ff31f01953fb8861b05bb6c8cf4be1c2dc56998d42e58efc0e22b7a4205ef6c","target":"record","created_at":"2026-05-18T02:07:06Z","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":"e23355a223bd755b93ecedeb529ede3baf26cebf52a8912037b6dc9d5b9cdecc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-05-29T14:22:24Z","title_canon_sha256":"37aae99a0030e1d5f22691d464bf2cced92c17fcd62046443ec09080e7d1a428"},"schema_version":"1.0","source":{"id":"1005.5456","kind":"arxiv","version":1}},"canonical_sha256":"e10201787c99abca48b8167f035eecee2838cffffd3935ca77a71f8e85d4bdd4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e10201787c99abca48b8167f035eecee2838cffffd3935ca77a71f8e85d4bdd4","first_computed_at":"2026-05-18T02:07:06.571442Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:07:06.571442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TD4YIxR0zoirN7XQsOZfsTZ2ldvbqwP+BkHnj8yIhdtQjZwFuJmiLG7T1gtSpcbmWV4ldDnluSGGwkfXIB6HAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:07:06.572146Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.5456","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1ff31f01953fb8861b05bb6c8cf4be1c2dc56998d42e58efc0e22b7a4205ef6c","sha256:95102cf3f87f1ec3c4cc3dd559f611795eeb119c0807014a3f5eef72a642a1d7"],"state_sha256":"1d894ce56add3504eca91ef91b7bf452fcc8b3dcced42ef32b969f8d5bbe65b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gC10JPIt8cq2zCbrl1FEiL7Jh0ewtnGQzg6pZsN0ElWgbkAUvLCjxjIAALFvu+C5QHMEqbdRCZ+zFqlRviVHAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T06:35:53.946244Z","bundle_sha256":"9126bd4ef7c8c6b0f75121ce4af3606ee73169ff6a1ea1345762ffe65083545b"}}