{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:I3I2DGCHWYP5YBR53Q26ESYIJS","short_pith_number":"pith:I3I2DGCH","canonical_record":{"source":{"id":"0912.4830","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-24T11:06:23Z","cross_cats_sorted":[],"title_canon_sha256":"fca8cec18d22657e99ca4514207841a83f611eddab18f927ad28014028fb1cb2","abstract_canon_sha256":"5172bfb0a551da268aad7bf2199c04c58a5946e431199e0ba83ed3bffcc11bc8"},"schema_version":"1.0"},"canonical_sha256":"46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112","source":{"kind":"arxiv","id":"0912.4830","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.4830","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"arxiv_version","alias_value":"0912.4830v1","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.4830","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"pith_short_12","alias_value":"I3I2DGCHWYP5","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"I3I2DGCHWYP5YBR5","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"I3I2DGCH","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:I3I2DGCHWYP5YBR53Q26ESYIJS","target":"record","payload":{"canonical_record":{"source":{"id":"0912.4830","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-24T11:06:23Z","cross_cats_sorted":[],"title_canon_sha256":"fca8cec18d22657e99ca4514207841a83f611eddab18f927ad28014028fb1cb2","abstract_canon_sha256":"5172bfb0a551da268aad7bf2199c04c58a5946e431199e0ba83ed3bffcc11bc8"},"schema_version":"1.0"},"canonical_sha256":"46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:13.874841Z","signature_b64":"DcV1CJnArl0aQmyaGt3PkcenYNgvXwhbAPB12MmwjQEeXg7j6+zDQOXyFsgkqGF5jdQfGAgy8aBDdaXQd+PqCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112","last_reissued_at":"2026-05-18T02:10:13.874097Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:13.874097Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0912.4830","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":"2026-05-18T02:10:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rmBSjlFIGKobzhRyw9Ync20qNCQ3N5/IIBVpShr3Ai7Ewv3+dvQa1SdAnvMIYbDqTpPVuvkaH7jUNEDGMbkkCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:16:33.930679Z"},"content_sha256":"6b9a46afd4b0c7d30f2d44de6812adbee8fe08e9d554b97697d59fe5f16c022f","schema_version":"1.0","event_id":"sha256:6b9a46afd4b0c7d30f2d44de6812adbee8fe08e9d554b97697d59fe5f16c022f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:I3I2DGCHWYP5YBR53Q26ESYIJS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Theory of the rotation of Janus and Epimetheus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"B. Noyelles","submitted_at":"2009-12-24T11:06:23Z","abstract_excerpt":"The Saturnian coorbital satellites Janus and Epimetheus present a unique dynamical configuration in the Solar System, because of high-amplitude horseshoe orbits, due to a mass ratio of order unity. As a consequence, they swap their orbits every 4 years, while their orbital periods is about 0.695 days. Recently, Tiscareno et al.(2009) got observational informations on the shapes and the rotational states of these satellites. In particular, they detected an offset in the expected equilibrium position of Janus, and a large libration of Epimetheus. We here propose to give a 3-dimensional theory of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.4830","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":"2026-05-18T02:10:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cUPKF9/688Ng6ElNY8H2OyOekrEd5HxkkS5Q6ETgPoH+TluTyXDzdtk10Gt+qbFegN5xau3aSCzkMd7e1pMyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:16:33.931026Z"},"content_sha256":"5c61ad708d4fd9a5620c2d4d8b884d1f78fc54e89b91e5a930a4e3391a425398","schema_version":"1.0","event_id":"sha256:5c61ad708d4fd9a5620c2d4d8b884d1f78fc54e89b91e5a930a4e3391a425398"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/bundle.json","state_url":"https://pith.science/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/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":"2026-06-05T15:16:33Z","links":{"resolver":"https://pith.science/pith/I3I2DGCHWYP5YBR53Q26ESYIJS","bundle":"https://pith.science/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/bundle.json","state":"https://pith.science/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I3I2DGCHWYP5YBR53Q26ESYIJS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:I3I2DGCHWYP5YBR53Q26ESYIJS","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":"5172bfb0a551da268aad7bf2199c04c58a5946e431199e0ba83ed3bffcc11bc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-24T11:06:23Z","title_canon_sha256":"fca8cec18d22657e99ca4514207841a83f611eddab18f927ad28014028fb1cb2"},"schema_version":"1.0","source":{"id":"0912.4830","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.4830","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"arxiv_version","alias_value":"0912.4830v1","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.4830","created_at":"2026-05-18T02:10:13Z"},{"alias_kind":"pith_short_12","alias_value":"I3I2DGCHWYP5","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"I3I2DGCHWYP5YBR5","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"I3I2DGCH","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:5c61ad708d4fd9a5620c2d4d8b884d1f78fc54e89b91e5a930a4e3391a425398","target":"graph","created_at":"2026-05-18T02:10:13Z","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":"The Saturnian coorbital satellites Janus and Epimetheus present a unique dynamical configuration in the Solar System, because of high-amplitude horseshoe orbits, due to a mass ratio of order unity. As a consequence, they swap their orbits every 4 years, while their orbital periods is about 0.695 days. Recently, Tiscareno et al.(2009) got observational informations on the shapes and the rotational states of these satellites. In particular, they detected an offset in the expected equilibrium position of Janus, and a large libration of Epimetheus. We here propose to give a 3-dimensional theory of","authors_text":"B. Noyelles","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-24T11:06:23Z","title":"Theory of the rotation of Janus and Epimetheus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.4830","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":"sha256:6b9a46afd4b0c7d30f2d44de6812adbee8fe08e9d554b97697d59fe5f16c022f","target":"record","created_at":"2026-05-18T02:10:13Z","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":"5172bfb0a551da268aad7bf2199c04c58a5946e431199e0ba83ed3bffcc11bc8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-24T11:06:23Z","title_canon_sha256":"fca8cec18d22657e99ca4514207841a83f611eddab18f927ad28014028fb1cb2"},"schema_version":"1.0","source":{"id":"0912.4830","kind":"arxiv","version":1}},"canonical_sha256":"46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"46d1a19847b61fdc063ddc35e24b084ca23305199dbb4232b1001a59c0693112","first_computed_at":"2026-05-18T02:10:13.874097Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:10:13.874097Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DcV1CJnArl0aQmyaGt3PkcenYNgvXwhbAPB12MmwjQEeXg7j6+zDQOXyFsgkqGF5jdQfGAgy8aBDdaXQd+PqCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:10:13.874841Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.4830","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b9a46afd4b0c7d30f2d44de6812adbee8fe08e9d554b97697d59fe5f16c022f","sha256:5c61ad708d4fd9a5620c2d4d8b884d1f78fc54e89b91e5a930a4e3391a425398"],"state_sha256":"42b660889108e77b92c59bf541563c13ee289a85b42bfb7e0f71ca9fb0c952c6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7yAAG+QfaK9FtLzvMXd1Qw5LCrwR5y+lhedP9wU7lWOocF28Kw3SGRXbqAMUhN1JQ9QXJilsTzSaP9drH+7tBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T15:16:33.932978Z","bundle_sha256":"211faa7e26fdaa777b9a80b5e8f45db1874f6a914abeb1301097508fd5cad036"}}