{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:Y25LJS5CE2RHW3ILYR24QZFZXX","short_pith_number":"pith:Y25LJS5C","canonical_record":{"source":{"id":"1907.09175","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-07-22T08:17:45Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"6c006559dce81a41661b5ca592920e47ed211d4591f92ad0baeabb890c8cf46a","abstract_canon_sha256":"33232a96f2675443cb1694239cb31be04c272683d00697b26de4505f9931efeb"},"schema_version":"1.0"},"canonical_sha256":"c6bab4cba226a27b6d0bc475c864b9bdf81234da0ddecf6b7d73b3430d9eb395","source":{"kind":"arxiv","id":"1907.09175","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.09175","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"arxiv_version","alias_value":"1907.09175v2","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.09175","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_12","alias_value":"Y25LJS5CE2RH","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y25LJS5CE2RHW3IL","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y25LJS5C","created_at":"2026-07-05T00:03:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:Y25LJS5CE2RHW3ILYR24QZFZXX","target":"record","payload":{"canonical_record":{"source":{"id":"1907.09175","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-07-22T08:17:45Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"6c006559dce81a41661b5ca592920e47ed211d4591f92ad0baeabb890c8cf46a","abstract_canon_sha256":"33232a96f2675443cb1694239cb31be04c272683d00697b26de4505f9931efeb"},"schema_version":"1.0"},"canonical_sha256":"c6bab4cba226a27b6d0bc475c864b9bdf81234da0ddecf6b7d73b3430d9eb395","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:03:50.130490Z","signature_b64":"rGi4JmGeHpbyOEEMS2TGPpqsLoTeWUfZszHHCDLp06IUF5LLpFTR5iAuaGLSPzj8TEWN1Ubfrsw/BNX0poW/Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6bab4cba226a27b6d0bc475c864b9bdf81234da0ddecf6b7d73b3430d9eb395","last_reissued_at":"2026-07-05T00:03:50.130044Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:03:50.130044Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.09175","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":"2026-07-05T00:03:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U3Iqueepsu7vAcfLq8dJL1f2nxCWjsUqhlMqnBPqFZieYFFpiRJ+tombDb2yb+/4cQkoS3U+NhNtvLy+ag6GBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:51:32.393123Z"},"content_sha256":"d935189afdfa2ec7076e80f39e891034af8d87d1e3c00ab827a41166c4205b77","schema_version":"1.0","event_id":"sha256:d935189afdfa2ec7076e80f39e891034af8d87d1e3c00ab827a41166c4205b77"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:Y25LJS5CE2RHW3ILYR24QZFZXX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Circumstellar envelopes of semi-regular long-period variables: mass-loss rate estimates and general model-fitting of the molecular gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"A. Castro-Carrizo, J. Alcolea, J. -F. Desmurs, J. J. D\\'iaz-Luis, M. G\\'omez-Garrido, M. Santander-Garc\\'ia, V. Bujarrabal","submitted_at":"2019-07-22T08:17:45Z","abstract_excerpt":"We aim to study the main properties of a volume-limited unbiased sample of well-characterized semi-regular variables (SRs) in order to clarify important issues, such as the formation of axially symmetric planetary nebulae (PNe) from spherical circumstellar envelopes (CSEs), which takes place during the mass-loss process along the AGB phase. We present new high-S/N IRAM 30m observations of the 12CO J=2-1, J=1-0, and 13CO J=1-0 lines, in a volume-limited sample of SRs. We analyzed the data by characterizing the main properties of the CSEs. The 12CO J=2-1 data were used to study the profiles, whi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.09175","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1907.09175/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":"2026-07-05T00:03:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mv5xqumy/2qp2bX/pdgYJIweA9CebpQmzxv+hoq5L3qK3BChmXBL0QxUUK6q5rOBvRWlb1UbAHPkHPaTXFDxDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:51:32.393658Z"},"content_sha256":"3185224d6695259ddb6e47d3b933be7d8b2244601e318947fa7b1429fbd84835","schema_version":"1.0","event_id":"sha256:3185224d6695259ddb6e47d3b933be7d8b2244601e318947fa7b1429fbd84835"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/bundle.json","state_url":"https://pith.science/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/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":"2026-08-04T16:51:32Z","links":{"resolver":"https://pith.science/pith/Y25LJS5CE2RHW3ILYR24QZFZXX","bundle":"https://pith.science/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/bundle.json","state":"https://pith.science/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y25LJS5CE2RHW3ILYR24QZFZXX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:Y25LJS5CE2RHW3ILYR24QZFZXX","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":"33232a96f2675443cb1694239cb31be04c272683d00697b26de4505f9931efeb","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-07-22T08:17:45Z","title_canon_sha256":"6c006559dce81a41661b5ca592920e47ed211d4591f92ad0baeabb890c8cf46a"},"schema_version":"1.0","source":{"id":"1907.09175","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.09175","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"arxiv_version","alias_value":"1907.09175v2","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.09175","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_12","alias_value":"Y25LJS5CE2RH","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y25LJS5CE2RHW3IL","created_at":"2026-07-05T00:03:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y25LJS5C","created_at":"2026-07-05T00:03:50Z"}],"graph_snapshots":[{"event_id":"sha256:3185224d6695259ddb6e47d3b933be7d8b2244601e318947fa7b1429fbd84835","target":"graph","created_at":"2026-07-05T00:03:50Z","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/1907.09175/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We aim to study the main properties of a volume-limited unbiased sample of well-characterized semi-regular variables (SRs) in order to clarify important issues, such as the formation of axially symmetric planetary nebulae (PNe) from spherical circumstellar envelopes (CSEs), which takes place during the mass-loss process along the AGB phase. We present new high-S/N IRAM 30m observations of the 12CO J=2-1, J=1-0, and 13CO J=1-0 lines, in a volume-limited sample of SRs. We analyzed the data by characterizing the main properties of the CSEs. The 12CO J=2-1 data were used to study the profiles, whi","authors_text":"A. Castro-Carrizo, J. Alcolea, J. -F. Desmurs, J. J. D\\'iaz-Luis, M. G\\'omez-Garrido, M. Santander-Garc\\'ia, V. Bujarrabal","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-07-22T08:17:45Z","title":"Circumstellar envelopes of semi-regular long-period variables: mass-loss rate estimates and general model-fitting of the molecular gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.09175","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:d935189afdfa2ec7076e80f39e891034af8d87d1e3c00ab827a41166c4205b77","target":"record","created_at":"2026-07-05T00:03:50Z","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":"33232a96f2675443cb1694239cb31be04c272683d00697b26de4505f9931efeb","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-07-22T08:17:45Z","title_canon_sha256":"6c006559dce81a41661b5ca592920e47ed211d4591f92ad0baeabb890c8cf46a"},"schema_version":"1.0","source":{"id":"1907.09175","kind":"arxiv","version":2}},"canonical_sha256":"c6bab4cba226a27b6d0bc475c864b9bdf81234da0ddecf6b7d73b3430d9eb395","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6bab4cba226a27b6d0bc475c864b9bdf81234da0ddecf6b7d73b3430d9eb395","first_computed_at":"2026-07-05T00:03:50.130044Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:03:50.130044Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rGi4JmGeHpbyOEEMS2TGPpqsLoTeWUfZszHHCDLp06IUF5LLpFTR5iAuaGLSPzj8TEWN1Ubfrsw/BNX0poW/Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:03:50.130490Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.09175","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d935189afdfa2ec7076e80f39e891034af8d87d1e3c00ab827a41166c4205b77","sha256:3185224d6695259ddb6e47d3b933be7d8b2244601e318947fa7b1429fbd84835"],"state_sha256":"af31bdd8fdb6b3a9c6935e70f691e0b06006e157940f96f536e8eacdda10aa33"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iAYWE4Xt47V6uwTPXZBJdPnHaWBGFKbyzbiQNuo1vAzlAJcArJYoBI+oFIvDuyLBF2ze+psCLPvnUvtcSTiCAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T16:51:32.399621Z","bundle_sha256":"72d093751ec43a206b391347c0fe01455598933b06b1c2f1558a1a6860243ebb"}}