{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:JP5DKFRHIGSKWZUIMI6MEAWR74","short_pith_number":"pith:JP5DKFRH","canonical_record":{"source":{"id":"1904.05431","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-04-10T20:46:21Z","cross_cats_sorted":[],"title_canon_sha256":"98ab5d49c9cfc180d30e64684cba540fca5d1dea6888db86dd9600adf3bd6bad","abstract_canon_sha256":"4300646edf59553a6f882230f60bd51b55e2377314e786c81e9286c7fda08c5a"},"schema_version":"1.0"},"canonical_sha256":"4bfa35162741a4ab6688623cc202d1ff09a576a7ee4bed4b10256466aa667b5d","source":{"kind":"arxiv","id":"1904.05431","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.05431","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"arxiv_version","alias_value":"1904.05431v1","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.05431","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"pith_short_12","alias_value":"JP5DKFRHIGSK","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"JP5DKFRHIGSKWZUI","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"JP5DKFRH","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:JP5DKFRHIGSKWZUIMI6MEAWR74","target":"record","payload":{"canonical_record":{"source":{"id":"1904.05431","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-04-10T20:46:21Z","cross_cats_sorted":[],"title_canon_sha256":"98ab5d49c9cfc180d30e64684cba540fca5d1dea6888db86dd9600adf3bd6bad","abstract_canon_sha256":"4300646edf59553a6f882230f60bd51b55e2377314e786c81e9286c7fda08c5a"},"schema_version":"1.0"},"canonical_sha256":"4bfa35162741a4ab6688623cc202d1ff09a576a7ee4bed4b10256466aa667b5d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:08.995111Z","signature_b64":"r092dO2PW3BQvul3MQ4ZlkyKOSo4jhUXQu4BUvPmC589ZNluaMF1wqNDuwqdIO88tXFyDieVKEBbrglQnKf2Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4bfa35162741a4ab6688623cc202d1ff09a576a7ee4bed4b10256466aa667b5d","last_reissued_at":"2026-05-17T23:48:08.994464Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:08.994464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.05431","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":"2026-05-17T23:48:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AajccGrOpoOi9/UnoFAMrYSet0OCFZdufhJFPg3ZO1cb7glsoVoRszajatQHfE5yfyej0OIdFJKGUEc4Tm+1Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T11:34:30.270285Z"},"content_sha256":"51ea96c19f24cf1935807e1d5c0bd7388efac5ed6895cc18afecb690b373c971","schema_version":"1.0","event_id":"sha256:51ea96c19f24cf1935807e1d5c0bd7388efac5ed6895cc18afecb690b373c971"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:JP5DKFRHIGSKWZUIMI6MEAWR74","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thick shell regime in the chameleon two-body problem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Daniel Sudarsky, H\\'ector Vucetich, Lucila Kraiselburd, Marcelo Salgado, Susana J. Landau","submitted_at":"2019-04-10T20:46:21Z","abstract_excerpt":"In a previous paper [Phys. Rev. D 97, 104044 (2018)] we pointed out some shortcomings of the standard approach to chameleon theories consisting in treating the small bodies used to test the weak equivalence principle (WEP) as test particles, whose presence do not modify the chameleon field configuration. In that paper we developed an alternative method to determine the relevant field configuration which takes into account the influence of both test and source bodies, and computed the chamaleon mediated force. Relying on that analysis we showed that the effective acceleration of test bodies is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.05431","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":"2026-05-17T23:48:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RnAznxV5Trpd7NAAstzvOwmJXEnaCI7EgUf2qwg3YiRVEEW0RdcvTIwplj5EFy6jv271lEwgCNNTeMXw3ScAAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T11:34:30.270660Z"},"content_sha256":"958f76d7543ed3906a1ff28f2e4309c38f79c6ed54d2104697aeed187baf33ac","schema_version":"1.0","event_id":"sha256:958f76d7543ed3906a1ff28f2e4309c38f79c6ed54d2104697aeed187baf33ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/bundle.json","state_url":"https://pith.science/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/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":"2026-06-01T11:34:30Z","links":{"resolver":"https://pith.science/pith/JP5DKFRHIGSKWZUIMI6MEAWR74","bundle":"https://pith.science/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/bundle.json","state":"https://pith.science/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JP5DKFRHIGSKWZUIMI6MEAWR74/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:JP5DKFRHIGSKWZUIMI6MEAWR74","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":"4300646edf59553a6f882230f60bd51b55e2377314e786c81e9286c7fda08c5a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-04-10T20:46:21Z","title_canon_sha256":"98ab5d49c9cfc180d30e64684cba540fca5d1dea6888db86dd9600adf3bd6bad"},"schema_version":"1.0","source":{"id":"1904.05431","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.05431","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"arxiv_version","alias_value":"1904.05431v1","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.05431","created_at":"2026-05-17T23:48:08Z"},{"alias_kind":"pith_short_12","alias_value":"JP5DKFRHIGSK","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"JP5DKFRHIGSKWZUI","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"JP5DKFRH","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:958f76d7543ed3906a1ff28f2e4309c38f79c6ed54d2104697aeed187baf33ac","target":"graph","created_at":"2026-05-17T23:48:08Z","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 a previous paper [Phys. Rev. D 97, 104044 (2018)] we pointed out some shortcomings of the standard approach to chameleon theories consisting in treating the small bodies used to test the weak equivalence principle (WEP) as test particles, whose presence do not modify the chameleon field configuration. In that paper we developed an alternative method to determine the relevant field configuration which takes into account the influence of both test and source bodies, and computed the chamaleon mediated force. Relying on that analysis we showed that the effective acceleration of test bodies is ","authors_text":"Daniel Sudarsky, H\\'ector Vucetich, Lucila Kraiselburd, Marcelo Salgado, Susana J. Landau","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-04-10T20:46:21Z","title":"Thick shell regime in the chameleon two-body problem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.05431","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":"sha256:51ea96c19f24cf1935807e1d5c0bd7388efac5ed6895cc18afecb690b373c971","target":"record","created_at":"2026-05-17T23:48:08Z","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":"4300646edf59553a6f882230f60bd51b55e2377314e786c81e9286c7fda08c5a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-04-10T20:46:21Z","title_canon_sha256":"98ab5d49c9cfc180d30e64684cba540fca5d1dea6888db86dd9600adf3bd6bad"},"schema_version":"1.0","source":{"id":"1904.05431","kind":"arxiv","version":1}},"canonical_sha256":"4bfa35162741a4ab6688623cc202d1ff09a576a7ee4bed4b10256466aa667b5d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4bfa35162741a4ab6688623cc202d1ff09a576a7ee4bed4b10256466aa667b5d","first_computed_at":"2026-05-17T23:48:08.994464Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:08.994464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r092dO2PW3BQvul3MQ4ZlkyKOSo4jhUXQu4BUvPmC589ZNluaMF1wqNDuwqdIO88tXFyDieVKEBbrglQnKf2Aw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:08.995111Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.05431","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51ea96c19f24cf1935807e1d5c0bd7388efac5ed6895cc18afecb690b373c971","sha256:958f76d7543ed3906a1ff28f2e4309c38f79c6ed54d2104697aeed187baf33ac"],"state_sha256":"475fdbd0e0e991bf365127b96ad36954cd99d190d5cb2471b5a731ecd5620227"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GHwnrRPgPxGUSyPZisWLwH1x2v+VQ2zuIKyiJ4U/o7rin5tzaPgjlplmm6WApNGd9Ogdzx0Cr++jyBYenfyeDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T11:34:30.272615Z","bundle_sha256":"81c5d2b1f53a30248620dc02f402b244ed10f6a48d83694e30b3e3af9cfb42d3"}}