{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:RLKYJY3KKK7SJPMIEB32RDHKII","short_pith_number":"pith:RLKYJY3K","canonical_record":{"source":{"id":"1107.4458","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-22T09:12:37Z","cross_cats_sorted":[],"title_canon_sha256":"7d53c9d78e19b6ec9f610588974a9d8204e29a1ee24d452657f93230ca3e5f6f","abstract_canon_sha256":"ceb0b27b49833ffb6145a17cbc0ac32dff453e141c8b6ed3167f4e7ac2ea0e75"},"schema_version":"1.0"},"canonical_sha256":"8ad584e36a52bf24bd882077a88cea420fb0b48c5d03bb677a9ee227bc3c5406","source":{"kind":"arxiv","id":"1107.4458","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4458","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4458v2","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4458","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"RLKYJY3KKK7S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RLKYJY3KKK7SJPMI","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RLKYJY3K","created_at":"2026-05-18T12:26:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:RLKYJY3KKK7SJPMIEB32RDHKII","target":"record","payload":{"canonical_record":{"source":{"id":"1107.4458","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-22T09:12:37Z","cross_cats_sorted":[],"title_canon_sha256":"7d53c9d78e19b6ec9f610588974a9d8204e29a1ee24d452657f93230ca3e5f6f","abstract_canon_sha256":"ceb0b27b49833ffb6145a17cbc0ac32dff453e141c8b6ed3167f4e7ac2ea0e75"},"schema_version":"1.0"},"canonical_sha256":"8ad584e36a52bf24bd882077a88cea420fb0b48c5d03bb677a9ee227bc3c5406","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:11.524993Z","signature_b64":"rCMiu/Rt6HtiCYBtf35cMOEKt7d3sGwzcBVK+O2OrQm4vQyZJRnqwN2m0R6nbDafzA9VLp8HAizPKxxuiopWDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ad584e36a52bf24bd882077a88cea420fb0b48c5d03bb677a9ee227bc3c5406","last_reissued_at":"2026-05-18T02:01:11.524391Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:11.524391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.4458","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":"2026-05-18T02:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l3J+GGJnKa6zNHenwfSG8KFpxnlxdCMDISVO8sSbk92saw9gg4YmcFE7AZLWyeiaoYgLZxU9THAlWjO0eQ9nBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:34:44.588609Z"},"content_sha256":"b031931e6d57c5bad93590dd99a63d5242599f4e18caf4997889db5463a00115","schema_version":"1.0","event_id":"sha256:b031931e6d57c5bad93590dd99a63d5242599f4e18caf4997889db5463a00115"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:RLKYJY3KKK7SJPMIEB32RDHKII","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On using the beaming effect to measure spin-orbit alignment in stellar binaries with Sun-like components","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Avi Shporer, Shay Zucker, Tim Brown, Tsevi Mazeh","submitted_at":"2011-07-22T09:12:37Z","abstract_excerpt":"The beaming effect (aka Doppler boosting) induces a variation in the observed flux of a luminous object, following its observed radial velocity variation. We describe a photometric signal induced by the beaming effect during eclipse of binary systems, where the stellar components are late type Sun-like stars. The shape of this signal is sensitive to the angle between the eclipsed star's spin axis and the orbital angular momentum axis, thereby allowing its measurement. We show that during eclipse there are in fact two effects, superimposed on the known eclipse light curve. One effect is produce"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4458","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":"2026-05-18T02:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zkdH/Y3A1vzk/hnyvNX7JVo8LOsGwuOwLWTWUiNEzb3WyFNEE9SMUZjD0O72PB8aCOWlWh3XUCSKgvsLAQ4/DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:34:44.588963Z"},"content_sha256":"085ab5abee45da447aff011a6dc3ba6c571bc0b212538d7bb3dfc502d32e01b4","schema_version":"1.0","event_id":"sha256:085ab5abee45da447aff011a6dc3ba6c571bc0b212538d7bb3dfc502d32e01b4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RLKYJY3KKK7SJPMIEB32RDHKII/bundle.json","state_url":"https://pith.science/pith/RLKYJY3KKK7SJPMIEB32RDHKII/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RLKYJY3KKK7SJPMIEB32RDHKII/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":"2026-06-02T16:34:44Z","links":{"resolver":"https://pith.science/pith/RLKYJY3KKK7SJPMIEB32RDHKII","bundle":"https://pith.science/pith/RLKYJY3KKK7SJPMIEB32RDHKII/bundle.json","state":"https://pith.science/pith/RLKYJY3KKK7SJPMIEB32RDHKII/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RLKYJY3KKK7SJPMIEB32RDHKII/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RLKYJY3KKK7SJPMIEB32RDHKII","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":"ceb0b27b49833ffb6145a17cbc0ac32dff453e141c8b6ed3167f4e7ac2ea0e75","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-22T09:12:37Z","title_canon_sha256":"7d53c9d78e19b6ec9f610588974a9d8204e29a1ee24d452657f93230ca3e5f6f"},"schema_version":"1.0","source":{"id":"1107.4458","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4458","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4458v2","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4458","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"RLKYJY3KKK7S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RLKYJY3KKK7SJPMI","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RLKYJY3K","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:085ab5abee45da447aff011a6dc3ba6c571bc0b212538d7bb3dfc502d32e01b4","target":"graph","created_at":"2026-05-18T02:01:11Z","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"},"paper":{"abstract_excerpt":"The beaming effect (aka Doppler boosting) induces a variation in the observed flux of a luminous object, following its observed radial velocity variation. We describe a photometric signal induced by the beaming effect during eclipse of binary systems, where the stellar components are late type Sun-like stars. The shape of this signal is sensitive to the angle between the eclipsed star's spin axis and the orbital angular momentum axis, thereby allowing its measurement. We show that during eclipse there are in fact two effects, superimposed on the known eclipse light curve. One effect is produce","authors_text":"Avi Shporer, Shay Zucker, Tim Brown, Tsevi Mazeh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-22T09:12:37Z","title":"On using the beaming effect to measure spin-orbit alignment in stellar binaries with Sun-like components"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4458","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:b031931e6d57c5bad93590dd99a63d5242599f4e18caf4997889db5463a00115","target":"record","created_at":"2026-05-18T02:01:11Z","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":"ceb0b27b49833ffb6145a17cbc0ac32dff453e141c8b6ed3167f4e7ac2ea0e75","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-22T09:12:37Z","title_canon_sha256":"7d53c9d78e19b6ec9f610588974a9d8204e29a1ee24d452657f93230ca3e5f6f"},"schema_version":"1.0","source":{"id":"1107.4458","kind":"arxiv","version":2}},"canonical_sha256":"8ad584e36a52bf24bd882077a88cea420fb0b48c5d03bb677a9ee227bc3c5406","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ad584e36a52bf24bd882077a88cea420fb0b48c5d03bb677a9ee227bc3c5406","first_computed_at":"2026-05-18T02:01:11.524391Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:11.524391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rCMiu/Rt6HtiCYBtf35cMOEKt7d3sGwzcBVK+O2OrQm4vQyZJRnqwN2m0R6nbDafzA9VLp8HAizPKxxuiopWDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:11.524993Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.4458","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b031931e6d57c5bad93590dd99a63d5242599f4e18caf4997889db5463a00115","sha256:085ab5abee45da447aff011a6dc3ba6c571bc0b212538d7bb3dfc502d32e01b4"],"state_sha256":"fe3c4ba569a58ebca4c49dd855a3bd7e5399c0b85a4b62fdd7de8b921077833f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ltmN1f+xEHl3BRwiy6VaHjeMq1JQxys4iLXHjfNXLn8dwALGonQONbJ9Twrg51SOUTrUoymTD18Gi/maQbcaAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T16:34:44.590869Z","bundle_sha256":"62eb4303dcd792f1aee6c4f6a3b5fb7e7a3d5d502b302cd2236db5925a93cdb8"}}