{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:MWQBJLXN3YU7HJUW5XQ5AVLMWD","short_pith_number":"pith:MWQBJLXN","canonical_record":{"source":{"id":"1406.0334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-02T11:38:31Z","cross_cats_sorted":[],"title_canon_sha256":"5f192cca8339b672562999178f996a7bad8e49cadb855ae74649e806e85fab99","abstract_canon_sha256":"0a2dd852d536aaba902add5d102cefbdce55b6980e4ea2673015c74361ce1e0a"},"schema_version":"1.0"},"canonical_sha256":"65a014aeedde29f3a696ede1d0556cb0df4a2a4d8761eb26ef542131f85a9184","source":{"kind":"arxiv","id":"1406.0334","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0334","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0334v1","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0334","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"MWQBJLXN3YU7","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"MWQBJLXN3YU7HJUW","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"MWQBJLXN","created_at":"2026-05-18T12:28:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:MWQBJLXN3YU7HJUW5XQ5AVLMWD","target":"record","payload":{"canonical_record":{"source":{"id":"1406.0334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-02T11:38:31Z","cross_cats_sorted":[],"title_canon_sha256":"5f192cca8339b672562999178f996a7bad8e49cadb855ae74649e806e85fab99","abstract_canon_sha256":"0a2dd852d536aaba902add5d102cefbdce55b6980e4ea2673015c74361ce1e0a"},"schema_version":"1.0"},"canonical_sha256":"65a014aeedde29f3a696ede1d0556cb0df4a2a4d8761eb26ef542131f85a9184","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:02.978697Z","signature_b64":"IKfM0/DKd0v7zvN5eDMski/vHrYRK/6Wl71nY82VSdB9Q3OXGHsFptEz1kzO4Hk2ylL/bx1oaYQ+PT2lOw8MBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65a014aeedde29f3a696ede1d0556cb0df4a2a4d8761eb26ef542131f85a9184","last_reissued_at":"2026-05-18T01:43:02.978287Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:02.978287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.0334","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":"2026-05-18T01:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1rgsvJuPyY+EVWh3v3Q/9W8jbSRX5uGfwut/fptvNfDHldKE7Ufw1jNm1Q2+JJQQOpyIhOLnAP7L3B9ab0A7BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T15:53:32.748528Z"},"content_sha256":"6c8e7fd26da7e62e4dc4a9d3d8a592e5c514cedba19c44802d26f2d30443d51d","schema_version":"1.0","event_id":"sha256:6c8e7fd26da7e62e4dc4a9d3d8a592e5c514cedba19c44802d26f2d30443d51d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:MWQBJLXN3YU7HJUW5XQ5AVLMWD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of the Massive Eclipsing Binary V1441\\,Aql","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Frasca, C. Ibanoglu, E. Sipahi, G. Catanzaro, O. Cakirli","submitted_at":"2014-06-02T11:38:31Z","abstract_excerpt":"We present new spectroscopic observations of the early type, double-lined eclipsing binary V1441\\,Aql. The radial velocities and the available photometric data obtained by $ASAS$ is analysed for deriving the parameters of the components. The components of V1441\\,Aql are shown to be a B3\\,IV primary with a mass M$_p$=8.02$\\pm$0.51 M$_{\\odot}$ and radius R$_p$=7.33$\\pm$0.19 R$_{\\odot}$ and a B9 III secondary with a mass M$_s$=1.92$\\pm$0.14 M$_{\\odot}$ and radius R$_s$=4.22$\\pm$0.11 R$_{\\odot}$. Our analyses show that V1441\\,Aql is a double-contact system with rapidly rotating components. Based o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0334","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":"2026-05-18T01:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qjFV/jVgWLqTQb06yxXd1X6hATnefSsGOmUHUv4AFMX98a7u2/396v+Lw9WAAVW9XOVFhL9jRNkIcSi7u7WxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T15:53:32.748865Z"},"content_sha256":"536397f1f8a73c233d49c95b9b2506b21b9ae1aa7b952ad576998ed933bae844","schema_version":"1.0","event_id":"sha256:536397f1f8a73c233d49c95b9b2506b21b9ae1aa7b952ad576998ed933bae844"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/bundle.json","state_url":"https://pith.science/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/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":"2026-06-28T15:53:32Z","links":{"resolver":"https://pith.science/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD","bundle":"https://pith.science/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/bundle.json","state":"https://pith.science/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MWQBJLXN3YU7HJUW5XQ5AVLMWD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:MWQBJLXN3YU7HJUW5XQ5AVLMWD","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":"0a2dd852d536aaba902add5d102cefbdce55b6980e4ea2673015c74361ce1e0a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-02T11:38:31Z","title_canon_sha256":"5f192cca8339b672562999178f996a7bad8e49cadb855ae74649e806e85fab99"},"schema_version":"1.0","source":{"id":"1406.0334","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0334","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0334v1","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0334","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"MWQBJLXN3YU7","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"MWQBJLXN3YU7HJUW","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"MWQBJLXN","created_at":"2026-05-18T12:28:38Z"}],"graph_snapshots":[{"event_id":"sha256:536397f1f8a73c233d49c95b9b2506b21b9ae1aa7b952ad576998ed933bae844","target":"graph","created_at":"2026-05-18T01:43:02Z","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":"We present new spectroscopic observations of the early type, double-lined eclipsing binary V1441\\,Aql. The radial velocities and the available photometric data obtained by $ASAS$ is analysed for deriving the parameters of the components. The components of V1441\\,Aql are shown to be a B3\\,IV primary with a mass M$_p$=8.02$\\pm$0.51 M$_{\\odot}$ and radius R$_p$=7.33$\\pm$0.19 R$_{\\odot}$ and a B9 III secondary with a mass M$_s$=1.92$\\pm$0.14 M$_{\\odot}$ and radius R$_s$=4.22$\\pm$0.11 R$_{\\odot}$. Our analyses show that V1441\\,Aql is a double-contact system with rapidly rotating components. Based o","authors_text":"A. Frasca, C. Ibanoglu, E. Sipahi, G. Catanzaro, O. Cakirli","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-02T11:38:31Z","title":"Analysis of the Massive Eclipsing Binary V1441\\,Aql"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0334","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":"sha256:6c8e7fd26da7e62e4dc4a9d3d8a592e5c514cedba19c44802d26f2d30443d51d","target":"record","created_at":"2026-05-18T01:43:02Z","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":"0a2dd852d536aaba902add5d102cefbdce55b6980e4ea2673015c74361ce1e0a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-02T11:38:31Z","title_canon_sha256":"5f192cca8339b672562999178f996a7bad8e49cadb855ae74649e806e85fab99"},"schema_version":"1.0","source":{"id":"1406.0334","kind":"arxiv","version":1}},"canonical_sha256":"65a014aeedde29f3a696ede1d0556cb0df4a2a4d8761eb26ef542131f85a9184","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65a014aeedde29f3a696ede1d0556cb0df4a2a4d8761eb26ef542131f85a9184","first_computed_at":"2026-05-18T01:43:02.978287Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:02.978287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IKfM0/DKd0v7zvN5eDMski/vHrYRK/6Wl71nY82VSdB9Q3OXGHsFptEz1kzO4Hk2ylL/bx1oaYQ+PT2lOw8MBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:02.978697Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.0334","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6c8e7fd26da7e62e4dc4a9d3d8a592e5c514cedba19c44802d26f2d30443d51d","sha256:536397f1f8a73c233d49c95b9b2506b21b9ae1aa7b952ad576998ed933bae844"],"state_sha256":"a94ffa16435823dc248921574b902f397f828bd8c4cb53ca166f634dc18631df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qylUd70lEZgS98XpIjMBvo8V5icaC78vTcPAz/OZ6yb31ku0a9icBWPuQTfn9ZgE3RvYHIUZ+PnFX8HQ8NOEBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T15:53:32.750831Z","bundle_sha256":"debbc76a06363ac2cd741df2dd2f0436ab8a9fab4a01b192a142ed0ae254c9a3"}}