{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:2ADM2GYRCWOJB73YNX4547O7QO","short_pith_number":"pith:2ADM2GYR","canonical_record":{"source":{"id":"2204.03284","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-04-07T08:30:48Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"684e33735201d2bf6f6315091e2b07074365c5e48b149f70b744d85b2d39a7bc","abstract_canon_sha256":"89d96561c93804c7fd3a2252bca47f3f4a45d59109fb63657d89aa5ed5c78f2a"},"schema_version":"1.0"},"canonical_sha256":"d006cd1b11159c90ff786df9de7ddf83bf7901c48273b3eb4862e0cd9c6a46cd","source":{"kind":"arxiv","id":"2204.03284","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.03284","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"arxiv_version","alias_value":"2204.03284v1","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.03284","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_12","alias_value":"2ADM2GYRCWOJ","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_16","alias_value":"2ADM2GYRCWOJB73Y","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_8","alias_value":"2ADM2GYR","created_at":"2026-07-05T04:39:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:2ADM2GYRCWOJB73YNX4547O7QO","target":"record","payload":{"canonical_record":{"source":{"id":"2204.03284","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-04-07T08:30:48Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"684e33735201d2bf6f6315091e2b07074365c5e48b149f70b744d85b2d39a7bc","abstract_canon_sha256":"89d96561c93804c7fd3a2252bca47f3f4a45d59109fb63657d89aa5ed5c78f2a"},"schema_version":"1.0"},"canonical_sha256":"d006cd1b11159c90ff786df9de7ddf83bf7901c48273b3eb4862e0cd9c6a46cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:39:34.960191Z","signature_b64":"UnfEf4pm5BaGboOtp3MsSQza1wnO5Nl7bdSvfAddPYInE2tTr2e64ktTQ2MKN3c/dV2Qukut2GT0kHeQ/zM9Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d006cd1b11159c90ff786df9de7ddf83bf7901c48273b3eb4862e0cd9c6a46cd","last_reissued_at":"2026-07-05T04:39:34.959759Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:39:34.959759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.03284","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":"2026-07-05T04:39:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v56Onpw25HBRyxPZRFN1phM9FvOU1lOiVVvnVSPNgoN7eP0X73RUeT58Lru5yKVhFrWKtB722gEEJ+tWcdvOCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:29:06.917262Z"},"content_sha256":"8c8e1235d433e73834ff1d5288d0c046b88a85f6f32dd4193b6148229bb97cdd","schema_version":"1.0","event_id":"sha256:8c8e1235d433e73834ff1d5288d0c046b88a85f6f32dd4193b6148229bb97cdd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:2ADM2GYRCWOJB73YNX4547O7QO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First detection of AlF line emission towards M-type AGB stars","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"J. P. Fonfr\\'ia, L. Velilla-Prieto, M. Saberi, S. Wedemeyer, T. Khouri, W. H. T. Vlemmings","submitted_at":"2022-04-07T08:30:48Z","abstract_excerpt":"The nucleosynthesis production of fluorine (F) is still a matter of debate. Asymptotic giant branch (AGB) stars are one of the main candidates for F production. However, their contribution to the total F budget is not fully known due to the lack of observations. In this paper, we report the detection of AlF line emission, one of the two main carriers of F in the gas-phase in the outflow of evolved stars, towards five nearby oxygen-rich AGB stars, $o$ Ceti, R Leo, IK Tau, R Dor, and W Hya. From spatially resolved observations, we estimated the AlF emitting region with a radius $\\sim11R_{\\star}$"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.03284","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2204.03284/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:39:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J06Gxj/rU9+JW/RZJC+BU/6jGWBpLeWWXUJnxlCAsF/6im/EZGRL2dB17XFnXp+uDihpi3FoFLmsCE3fV4BOCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:29:06.917850Z"},"content_sha256":"7094c12f7cb8f9e9a56df7be6f1a703ca90751c1d5a33c87239b9c608a269ea8","schema_version":"1.0","event_id":"sha256:7094c12f7cb8f9e9a56df7be6f1a703ca90751c1d5a33c87239b9c608a269ea8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2ADM2GYRCWOJB73YNX4547O7QO/bundle.json","state_url":"https://pith.science/pith/2ADM2GYRCWOJB73YNX4547O7QO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2ADM2GYRCWOJB73YNX4547O7QO/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":"2026-08-19T08:29:06Z","links":{"resolver":"https://pith.science/pith/2ADM2GYRCWOJB73YNX4547O7QO","bundle":"https://pith.science/pith/2ADM2GYRCWOJB73YNX4547O7QO/bundle.json","state":"https://pith.science/pith/2ADM2GYRCWOJB73YNX4547O7QO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2ADM2GYRCWOJB73YNX4547O7QO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:2ADM2GYRCWOJB73YNX4547O7QO","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":"89d96561c93804c7fd3a2252bca47f3f4a45d59109fb63657d89aa5ed5c78f2a","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-04-07T08:30:48Z","title_canon_sha256":"684e33735201d2bf6f6315091e2b07074365c5e48b149f70b744d85b2d39a7bc"},"schema_version":"1.0","source":{"id":"2204.03284","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.03284","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"arxiv_version","alias_value":"2204.03284v1","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.03284","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_12","alias_value":"2ADM2GYRCWOJ","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_16","alias_value":"2ADM2GYRCWOJB73Y","created_at":"2026-07-05T04:39:34Z"},{"alias_kind":"pith_short_8","alias_value":"2ADM2GYR","created_at":"2026-07-05T04:39:34Z"}],"graph_snapshots":[{"event_id":"sha256:7094c12f7cb8f9e9a56df7be6f1a703ca90751c1d5a33c87239b9c608a269ea8","target":"graph","created_at":"2026-07-05T04:39:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2204.03284/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The nucleosynthesis production of fluorine (F) is still a matter of debate. Asymptotic giant branch (AGB) stars are one of the main candidates for F production. However, their contribution to the total F budget is not fully known due to the lack of observations. In this paper, we report the detection of AlF line emission, one of the two main carriers of F in the gas-phase in the outflow of evolved stars, towards five nearby oxygen-rich AGB stars, $o$ Ceti, R Leo, IK Tau, R Dor, and W Hya. From spatially resolved observations, we estimated the AlF emitting region with a radius $\\sim11R_{\\star}$","authors_text":"J. P. Fonfr\\'ia, L. Velilla-Prieto, M. Saberi, S. Wedemeyer, T. Khouri, W. H. T. Vlemmings","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-04-07T08:30:48Z","title":"First detection of AlF line emission towards M-type AGB stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.03284","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":"sha256:8c8e1235d433e73834ff1d5288d0c046b88a85f6f32dd4193b6148229bb97cdd","target":"record","created_at":"2026-07-05T04:39:34Z","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":"89d96561c93804c7fd3a2252bca47f3f4a45d59109fb63657d89aa5ed5c78f2a","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-04-07T08:30:48Z","title_canon_sha256":"684e33735201d2bf6f6315091e2b07074365c5e48b149f70b744d85b2d39a7bc"},"schema_version":"1.0","source":{"id":"2204.03284","kind":"arxiv","version":1}},"canonical_sha256":"d006cd1b11159c90ff786df9de7ddf83bf7901c48273b3eb4862e0cd9c6a46cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d006cd1b11159c90ff786df9de7ddf83bf7901c48273b3eb4862e0cd9c6a46cd","first_computed_at":"2026-07-05T04:39:34.959759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:39:34.959759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UnfEf4pm5BaGboOtp3MsSQza1wnO5Nl7bdSvfAddPYInE2tTr2e64ktTQ2MKN3c/dV2Qukut2GT0kHeQ/zM9Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:39:34.960191Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.03284","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c8e1235d433e73834ff1d5288d0c046b88a85f6f32dd4193b6148229bb97cdd","sha256:7094c12f7cb8f9e9a56df7be6f1a703ca90751c1d5a33c87239b9c608a269ea8"],"state_sha256":"9bbc3b805f5d936bbe8386abbeeb60e4e53933fe98beedc18547e4f57ab51fa1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a2Pmo3t3VW4/Tbmn8XzX5nk+/Q60/MM1BQJSRAj6Mzg3TCrIltq7pXVp3uY3i2o+rIslP9mjGrDL49WTxxWmBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T08:29:06.922329Z","bundle_sha256":"1229c4c2e2ba73d0d6e4cd264545db031d58af73a82c39cdb083392960314ae4"}}