{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:RRHOFTXFVMJDDJT4JI6Q6TRB2Q","short_pith_number":"pith:RRHOFTXF","canonical_record":{"source":{"id":"1506.05126","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-16T20:02:51Z","cross_cats_sorted":[],"title_canon_sha256":"9acfd1e1048eaa1e3b6f20a656c37a6502e57d113602543293243295f136038a","abstract_canon_sha256":"05aa6114167e20e4ae16a1de42db697fb58a01ff1cd699a6a2ab392579e5cbb8"},"schema_version":"1.0"},"canonical_sha256":"8c4ee2cee5ab1231a67c4a3d0f4e21d41d185babded1eaa5941958926a0603d7","source":{"kind":"arxiv","id":"1506.05126","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.05126","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"arxiv_version","alias_value":"1506.05126v1","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05126","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"pith_short_12","alias_value":"RRHOFTXFVMJD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RRHOFTXFVMJDDJT4","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RRHOFTXF","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:RRHOFTXFVMJDDJT4JI6Q6TRB2Q","target":"record","payload":{"canonical_record":{"source":{"id":"1506.05126","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-16T20:02:51Z","cross_cats_sorted":[],"title_canon_sha256":"9acfd1e1048eaa1e3b6f20a656c37a6502e57d113602543293243295f136038a","abstract_canon_sha256":"05aa6114167e20e4ae16a1de42db697fb58a01ff1cd699a6a2ab392579e5cbb8"},"schema_version":"1.0"},"canonical_sha256":"8c4ee2cee5ab1231a67c4a3d0f4e21d41d185babded1eaa5941958926a0603d7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:46.842727Z","signature_b64":"zV1u8pDxuxyvv/2qgzh+Rn+EPvczZ6rWTlTHgceJ/31YGJLFZDyIZ8uKKdRBx2Kge5ZddJzOHW1dt9rq/XVsDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c4ee2cee5ab1231a67c4a3d0f4e21d41d185babded1eaa5941958926a0603d7","last_reissued_at":"2026-05-18T01:35:46.842220Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:46.842220Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.05126","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":"2026-05-18T01:35:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TeQj3M7QD4S3qUwe9k55FJEaDD0yN6fCi7wqsAvPhsuY1yZQtoq10pd8GAJSvXCqQ8C1twwUbyo06aNHwQF3CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T17:32:44.541784Z"},"content_sha256":"f1aac904543389a62868d9a1eb999ea872bf11da51e457d1fb3f033f252e220d","schema_version":"1.0","event_id":"sha256:f1aac904543389a62868d9a1eb999ea872bf11da51e457d1fb3f033f252e220d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:RRHOFTXFVMJDDJT4JI6Q6TRB2Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards Understanding the Nature of Young Detached Binary System HD 350731","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"C. Puskullu, E. Soydugan, F. Alicavus, F. Soydugan, S. Bilir, T. Senyuz","submitted_at":"2015-06-16T20:02:51Z","abstract_excerpt":"The young binary system HD 350731 is a noteworthy laboratory for studying early-type binaries with similar components. We present here the analysis of differential multi-color photometric and spectroscopic observations for the double-lined detached system. Accurate absolute parameters were determined from the simultaneous solution of light and radial velocity curves for the first time. HD 350731 consists of two B8V-type components having masses and radii respectively of $M_{1}=2.91\\pm0.13$ M$_{\\odot}$, $M_{2}=2.80\\pm0.14$ M$_{\\odot}$, $R_{1}= 2.11 \\pm0.05$ R$_{\\odot}$ and $R_{2}=2.07\\pm0.05$ R"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05126","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":"2026-05-18T01:35:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LbrnQGyZBdhOW4CJu2tBX53TIZTgPsC5nNOpmMtQCby93HtBD0KSsHE6pxHw7JbE8pBeQc0AxF0juCveEH/VAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T17:32:44.542233Z"},"content_sha256":"4206b6666d1e5b3e04ca4b5d627934e92413f2ac779283663d315d88efd8abfd","schema_version":"1.0","event_id":"sha256:4206b6666d1e5b3e04ca4b5d627934e92413f2ac779283663d315d88efd8abfd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/bundle.json","state_url":"https://pith.science/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/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":"2026-05-27T17:32:44Z","links":{"resolver":"https://pith.science/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q","bundle":"https://pith.science/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/bundle.json","state":"https://pith.science/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RRHOFTXFVMJDDJT4JI6Q6TRB2Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:RRHOFTXFVMJDDJT4JI6Q6TRB2Q","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":"05aa6114167e20e4ae16a1de42db697fb58a01ff1cd699a6a2ab392579e5cbb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-16T20:02:51Z","title_canon_sha256":"9acfd1e1048eaa1e3b6f20a656c37a6502e57d113602543293243295f136038a"},"schema_version":"1.0","source":{"id":"1506.05126","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.05126","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"arxiv_version","alias_value":"1506.05126v1","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05126","created_at":"2026-05-18T01:35:46Z"},{"alias_kind":"pith_short_12","alias_value":"RRHOFTXFVMJD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RRHOFTXFVMJDDJT4","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RRHOFTXF","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:4206b6666d1e5b3e04ca4b5d627934e92413f2ac779283663d315d88efd8abfd","target":"graph","created_at":"2026-05-18T01:35:46Z","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 young binary system HD 350731 is a noteworthy laboratory for studying early-type binaries with similar components. We present here the analysis of differential multi-color photometric and spectroscopic observations for the double-lined detached system. Accurate absolute parameters were determined from the simultaneous solution of light and radial velocity curves for the first time. HD 350731 consists of two B8V-type components having masses and radii respectively of $M_{1}=2.91\\pm0.13$ M$_{\\odot}$, $M_{2}=2.80\\pm0.14$ M$_{\\odot}$, $R_{1}= 2.11 \\pm0.05$ R$_{\\odot}$ and $R_{2}=2.07\\pm0.05$ R","authors_text":"C. Puskullu, E. Soydugan, F. Alicavus, F. Soydugan, S. Bilir, T. Senyuz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-16T20:02:51Z","title":"Towards Understanding the Nature of Young Detached Binary System HD 350731"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05126","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:f1aac904543389a62868d9a1eb999ea872bf11da51e457d1fb3f033f252e220d","target":"record","created_at":"2026-05-18T01:35:46Z","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":"05aa6114167e20e4ae16a1de42db697fb58a01ff1cd699a6a2ab392579e5cbb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-16T20:02:51Z","title_canon_sha256":"9acfd1e1048eaa1e3b6f20a656c37a6502e57d113602543293243295f136038a"},"schema_version":"1.0","source":{"id":"1506.05126","kind":"arxiv","version":1}},"canonical_sha256":"8c4ee2cee5ab1231a67c4a3d0f4e21d41d185babded1eaa5941958926a0603d7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c4ee2cee5ab1231a67c4a3d0f4e21d41d185babded1eaa5941958926a0603d7","first_computed_at":"2026-05-18T01:35:46.842220Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:46.842220Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zV1u8pDxuxyvv/2qgzh+Rn+EPvczZ6rWTlTHgceJ/31YGJLFZDyIZ8uKKdRBx2Kge5ZddJzOHW1dt9rq/XVsDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:46.842727Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.05126","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f1aac904543389a62868d9a1eb999ea872bf11da51e457d1fb3f033f252e220d","sha256:4206b6666d1e5b3e04ca4b5d627934e92413f2ac779283663d315d88efd8abfd"],"state_sha256":"252ea2e8d9aac3f3c8acf6d9f9dd884785c777b34b203613cc7a0d1259569dd7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cyjhrX5OoIdMl3//u9LGdEqifD/b5Z7Zr+7dFIMqdPb/Yt/aD1odGTjtSByeYB7MAr3N183v/DP6sa/Vq7K0Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T17:32:44.545954Z","bundle_sha256":"e2df443501d9d614f7afbe917d860568fad359b38648684f22254d3bde68c731"}}