{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:QP2IVZVOJ2AQAIIFOP4EQUUPS4","short_pith_number":"pith:QP2IVZVO","canonical_record":{"source":{"id":"1007.2790","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-16T15:11:17Z","cross_cats_sorted":["hep-ph","hep-th"],"title_canon_sha256":"7f1cc83239c06dd89a048576e433dc1265fdbad0c1c7d31581043172ee68c55b","abstract_canon_sha256":"13cacea83eb0fd5d5efc5162465742b2b24f71afaf1074b4c1549d24a7889acc"},"schema_version":"1.0"},"canonical_sha256":"83f48ae6ae4e8100210573f848528f97044b1f896b71b1dae0861d96d1475e5b","source":{"kind":"arxiv","id":"1007.2790","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.2790","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"arxiv_version","alias_value":"1007.2790v2","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2790","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"pith_short_12","alias_value":"QP2IVZVOJ2AQ","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"QP2IVZVOJ2AQAIIF","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"QP2IVZVO","created_at":"2026-05-18T12:26:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:QP2IVZVOJ2AQAIIFOP4EQUUPS4","target":"record","payload":{"canonical_record":{"source":{"id":"1007.2790","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-16T15:11:17Z","cross_cats_sorted":["hep-ph","hep-th"],"title_canon_sha256":"7f1cc83239c06dd89a048576e433dc1265fdbad0c1c7d31581043172ee68c55b","abstract_canon_sha256":"13cacea83eb0fd5d5efc5162465742b2b24f71afaf1074b4c1549d24a7889acc"},"schema_version":"1.0"},"canonical_sha256":"83f48ae6ae4e8100210573f848528f97044b1f896b71b1dae0861d96d1475e5b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:25:49.832072Z","signature_b64":"YXrcjBDW7iOOpjhEFqrQYeLCmjZ0E8+LfyaUe6zGomAD0n1GS6ejJuz7i1PoURZWqVtt8Nu/DILRvynAWmRgDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"83f48ae6ae4e8100210573f848528f97044b1f896b71b1dae0861d96d1475e5b","last_reissued_at":"2026-05-18T04:25:49.831280Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:25:49.831280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.2790","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:25:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ku45T5vQVunM4IsTdd/+MiZvJZLr/htP3iQXJ9nHYpfKuBPYqyJX4WCTETqpIk13TbzKlcJcE2snCJoyiHQYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T18:06:02.796831Z"},"content_sha256":"79f8ac640b01ab3dbd2b12253830e0f9a7b0226ef895c26f1e779e1a175ba1ea","schema_version":"1.0","event_id":"sha256:79f8ac640b01ab3dbd2b12253830e0f9a7b0226ef895c26f1e779e1a175ba1ea"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:QP2IVZVOJ2AQAIIFOP4EQUUPS4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phenomenology of the Equivalence Principle with Light Scalars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","hep-th"],"primary_cat":"gr-qc","authors_text":"John F. Donoghue, Thibault Damour","submitted_at":"2010-07-16T15:11:17Z","abstract_excerpt":"Light scalar particles with couplings of sub-gravitational strength, which can generically be called 'dilatons', can produce violations of the equivalence principle. However, in order to understand experimental sensitivities one must know the coupling of these scalars to atomic systems. We report here on a study of the required couplings. We give a general Lagrangian with five independent dilaton parameters and calculate the \"dilaton charge\" of atomic systems for each of these. Two combinations are particularly important. One is due to the variations in the nuclear binding energy, with a sensi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2790","kind":"arxiv","version":2},"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":"2026-05-18T04:25:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3we0ccZiuEK2/uYXVjDcJ5E0iuhOVu3qa8Dk8xdwGwDBiv7uqeFJexX/nVdvDlv98iN/G3JILrYCmqFXuIv4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T18:06:02.797111Z"},"content_sha256":"cad0af2038fe697dd13ee622e1a61dcae30650f2b4f18628ffa450ec8dcf63a0","schema_version":"1.0","event_id":"sha256:cad0af2038fe697dd13ee622e1a61dcae30650f2b4f18628ffa450ec8dcf63a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/bundle.json","state_url":"https://pith.science/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/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":"2026-07-31T18:06:02Z","links":{"resolver":"https://pith.science/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4","bundle":"https://pith.science/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/bundle.json","state":"https://pith.science/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QP2IVZVOJ2AQAIIFOP4EQUUPS4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:QP2IVZVOJ2AQAIIFOP4EQUUPS4","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":"13cacea83eb0fd5d5efc5162465742b2b24f71afaf1074b4c1549d24a7889acc","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-16T15:11:17Z","title_canon_sha256":"7f1cc83239c06dd89a048576e433dc1265fdbad0c1c7d31581043172ee68c55b"},"schema_version":"1.0","source":{"id":"1007.2790","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.2790","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"arxiv_version","alias_value":"1007.2790v2","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2790","created_at":"2026-05-18T04:25:49Z"},{"alias_kind":"pith_short_12","alias_value":"QP2IVZVOJ2AQ","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"QP2IVZVOJ2AQAIIF","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"QP2IVZVO","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:cad0af2038fe697dd13ee622e1a61dcae30650f2b4f18628ffa450ec8dcf63a0","target":"graph","created_at":"2026-05-18T04:25:49Z","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":"Light scalar particles with couplings of sub-gravitational strength, which can generically be called 'dilatons', can produce violations of the equivalence principle. However, in order to understand experimental sensitivities one must know the coupling of these scalars to atomic systems. We report here on a study of the required couplings. We give a general Lagrangian with five independent dilaton parameters and calculate the \"dilaton charge\" of atomic systems for each of these. Two combinations are particularly important. One is due to the variations in the nuclear binding energy, with a sensi","authors_text":"John F. Donoghue, Thibault Damour","cross_cats":["hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-16T15:11:17Z","title":"Phenomenology of the Equivalence Principle with Light Scalars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2790","kind":"arxiv","version":2},"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":"sha256:79f8ac640b01ab3dbd2b12253830e0f9a7b0226ef895c26f1e779e1a175ba1ea","target":"record","created_at":"2026-05-18T04:25:49Z","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":"13cacea83eb0fd5d5efc5162465742b2b24f71afaf1074b4c1549d24a7889acc","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-16T15:11:17Z","title_canon_sha256":"7f1cc83239c06dd89a048576e433dc1265fdbad0c1c7d31581043172ee68c55b"},"schema_version":"1.0","source":{"id":"1007.2790","kind":"arxiv","version":2}},"canonical_sha256":"83f48ae6ae4e8100210573f848528f97044b1f896b71b1dae0861d96d1475e5b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"83f48ae6ae4e8100210573f848528f97044b1f896b71b1dae0861d96d1475e5b","first_computed_at":"2026-05-18T04:25:49.831280Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:49.831280Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YXrcjBDW7iOOpjhEFqrQYeLCmjZ0E8+LfyaUe6zGomAD0n1GS6ejJuz7i1PoURZWqVtt8Nu/DILRvynAWmRgDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:49.832072Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.2790","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:79f8ac640b01ab3dbd2b12253830e0f9a7b0226ef895c26f1e779e1a175ba1ea","sha256:cad0af2038fe697dd13ee622e1a61dcae30650f2b4f18628ffa450ec8dcf63a0"],"state_sha256":"192c60182ef9297a38cebe28b7bf03846fb7a2c4c9beda3099ea9e11035cca0b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"joHlrWYut9mQNIyROCgYpBYlBBc1dsrNzzmwFlPx4UQ4FznnWMTgKr1eHDz0L61jaQC4jIDZbKYsQ13Aws2XBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T18:06:02.799264Z","bundle_sha256":"031e21551851547cca12605a68ff6da4ad780cc188c56482cc313ca89b420021"}}