{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:4P55N2JYMS6YEFWQ7PABT7H46X","short_pith_number":"pith:4P55N2JY","canonical_record":{"source":{"id":"1510.03916","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-13T22:22:15Z","cross_cats_sorted":[],"title_canon_sha256":"50e5bd3ce7fb67047cc647b1b0b3ed5449f83a662315363ad7ac333070b243eb","abstract_canon_sha256":"0859fc319a6cfd1aab8b438f67c9f35c01915162ba82823853ff51dd1a8ae0c8"},"schema_version":"1.0"},"canonical_sha256":"e3fbd6e93864bd8216d0fbc019fcfcf5e90a78d7cc455c9c5c3a000483241e6c","source":{"kind":"arxiv","id":"1510.03916","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.03916","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"arxiv_version","alias_value":"1510.03916v1","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.03916","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"pith_short_12","alias_value":"4P55N2JYMS6Y","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4P55N2JYMS6YEFWQ","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4P55N2JY","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:4P55N2JYMS6YEFWQ7PABT7H46X","target":"record","payload":{"canonical_record":{"source":{"id":"1510.03916","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-13T22:22:15Z","cross_cats_sorted":[],"title_canon_sha256":"50e5bd3ce7fb67047cc647b1b0b3ed5449f83a662315363ad7ac333070b243eb","abstract_canon_sha256":"0859fc319a6cfd1aab8b438f67c9f35c01915162ba82823853ff51dd1a8ae0c8"},"schema_version":"1.0"},"canonical_sha256":"e3fbd6e93864bd8216d0fbc019fcfcf5e90a78d7cc455c9c5c3a000483241e6c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:09.813147Z","signature_b64":"oWdTbtzDGr0sX1FMI3fv8OFII5VGCN2saZIvgAYTYI+hsSj0HxOuZxovhbDr/JkUDK1UP6dNvGsYfmLifU8KCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e3fbd6e93864bd8216d0fbc019fcfcf5e90a78d7cc455c9c5c3a000483241e6c","last_reissued_at":"2026-05-18T01:30:09.812633Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:09.812633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.03916","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":"2026-05-18T01:30:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lW3NnLBKeo3MBSBCqTht4BnbI1ACbs+0EfwzcX16OzvqB5hpvkoCcaoo8l+BK6grh4u+HpVaa8CvM8LqwR35Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T17:50:20.121623Z"},"content_sha256":"d900104ea049857ad8df834a938c546993528675c715bc4e6bea2018f7b398b4","schema_version":"1.0","event_id":"sha256:d900104ea049857ad8df834a938c546993528675c715bc4e6bea2018f7b398b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:4P55N2JYMS6YEFWQ7PABT7H46X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-resolution CO observation of the carbon star CIT 6 revealing the spiral structure and a nascent bipolar outflow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"1), 2, (2) KASI, 3), (3) EACOA fellow, (4) NTNU), Alfonso Trejo (1), Do-Young Byun (2), Francisca Kemper (1), Hsi-Wei Yen (1), Hyosun Kim (1, Jongsoo Kim (2), Naomi Hirano (1), Ronald E. Taam (1), Ronny Zhao-Geisler (4, Sheng-Yuan Liu (1), Tie Liu (2) ((1) ASIAA","submitted_at":"2015-10-13T22:22:15Z","abstract_excerpt":"CIT 6 is a carbon star in the transitional phase from the asymptotic giant branch (AGB) to the protoplanetary nebulae (pPN). Observational evidences of two point sources in the optical, circumstellar arc segments in an HC$_3$N line emission, and a bipolar nebula in near-infrared provide strong support for the presence of a binary companion. Hence, CIT 6 is very attractive for studying the role of companions in the AGB-pPN transition. We have carried out high resolution $^{12}$CO $J=2-1$ and $^{13}$CO $J=2-1$ observations of CIT 6 with the Submillimeter Array combined with the Submillimeter Tel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.03916","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":"2026-05-18T01:30:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"usCLHYW2ot/DtDL8zOzuJ4FdBnWzI2BsSh6wJyHPAwf6qLW7d1KDGz1LNzvqTJD/isg4YlN0h5/Bz/I+Ha7vBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T17:50:20.122122Z"},"content_sha256":"9793be8e43c07ab41135493bbb30921bf5e1af04263e9e71612c3239161ee007","schema_version":"1.0","event_id":"sha256:9793be8e43c07ab41135493bbb30921bf5e1af04263e9e71612c3239161ee007"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4P55N2JYMS6YEFWQ7PABT7H46X/bundle.json","state_url":"https://pith.science/pith/4P55N2JYMS6YEFWQ7PABT7H46X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4P55N2JYMS6YEFWQ7PABT7H46X/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":"2026-06-23T17:50:20Z","links":{"resolver":"https://pith.science/pith/4P55N2JYMS6YEFWQ7PABT7H46X","bundle":"https://pith.science/pith/4P55N2JYMS6YEFWQ7PABT7H46X/bundle.json","state":"https://pith.science/pith/4P55N2JYMS6YEFWQ7PABT7H46X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4P55N2JYMS6YEFWQ7PABT7H46X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:4P55N2JYMS6YEFWQ7PABT7H46X","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":"0859fc319a6cfd1aab8b438f67c9f35c01915162ba82823853ff51dd1a8ae0c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-13T22:22:15Z","title_canon_sha256":"50e5bd3ce7fb67047cc647b1b0b3ed5449f83a662315363ad7ac333070b243eb"},"schema_version":"1.0","source":{"id":"1510.03916","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.03916","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"arxiv_version","alias_value":"1510.03916v1","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.03916","created_at":"2026-05-18T01:30:09Z"},{"alias_kind":"pith_short_12","alias_value":"4P55N2JYMS6Y","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4P55N2JYMS6YEFWQ","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4P55N2JY","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:9793be8e43c07ab41135493bbb30921bf5e1af04263e9e71612c3239161ee007","target":"graph","created_at":"2026-05-18T01:30:09Z","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":"CIT 6 is a carbon star in the transitional phase from the asymptotic giant branch (AGB) to the protoplanetary nebulae (pPN). Observational evidences of two point sources in the optical, circumstellar arc segments in an HC$_3$N line emission, and a bipolar nebula in near-infrared provide strong support for the presence of a binary companion. Hence, CIT 6 is very attractive for studying the role of companions in the AGB-pPN transition. We have carried out high resolution $^{12}$CO $J=2-1$ and $^{13}$CO $J=2-1$ observations of CIT 6 with the Submillimeter Array combined with the Submillimeter Tel","authors_text":"1), 2, (2) KASI, 3), (3) EACOA fellow, (4) NTNU), Alfonso Trejo (1), Do-Young Byun (2), Francisca Kemper (1), Hsi-Wei Yen (1), Hyosun Kim (1, Jongsoo Kim (2), Naomi Hirano (1), Ronald E. Taam (1), Ronny Zhao-Geisler (4, Sheng-Yuan Liu (1), Tie Liu (2) ((1) ASIAA","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-13T22:22:15Z","title":"High-resolution CO observation of the carbon star CIT 6 revealing the spiral structure and a nascent bipolar outflow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.03916","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:d900104ea049857ad8df834a938c546993528675c715bc4e6bea2018f7b398b4","target":"record","created_at":"2026-05-18T01:30:09Z","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":"0859fc319a6cfd1aab8b438f67c9f35c01915162ba82823853ff51dd1a8ae0c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-13T22:22:15Z","title_canon_sha256":"50e5bd3ce7fb67047cc647b1b0b3ed5449f83a662315363ad7ac333070b243eb"},"schema_version":"1.0","source":{"id":"1510.03916","kind":"arxiv","version":1}},"canonical_sha256":"e3fbd6e93864bd8216d0fbc019fcfcf5e90a78d7cc455c9c5c3a000483241e6c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e3fbd6e93864bd8216d0fbc019fcfcf5e90a78d7cc455c9c5c3a000483241e6c","first_computed_at":"2026-05-18T01:30:09.812633Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:30:09.812633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oWdTbtzDGr0sX1FMI3fv8OFII5VGCN2saZIvgAYTYI+hsSj0HxOuZxovhbDr/JkUDK1UP6dNvGsYfmLifU8KCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:30:09.813147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.03916","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d900104ea049857ad8df834a938c546993528675c715bc4e6bea2018f7b398b4","sha256:9793be8e43c07ab41135493bbb30921bf5e1af04263e9e71612c3239161ee007"],"state_sha256":"4b1369f730185ede1e068f61b7196985def673a8f8a6857cf153de51514097ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jVmjzIO0/szj50CrCz9+Quhy5vRQS+jmD+hIhM93CuIJEb+MUtNc42p6XZarlA86r/IDg6nOB3XNOKiYi0kyAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T17:50:20.124762Z","bundle_sha256":"b61b891ccef6bb4e887d0fad2774fcdfd25cb8e7486b5450cf35c2e21aee3bbc"}}