{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HF4ME4AFE6KKPR3IVNKRWEIFQI","short_pith_number":"pith:HF4ME4AF","canonical_record":{"source":{"id":"1509.00316","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-01T14:33:58Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"1bcab40e0ec8e6dd2dcb769ad7baf14430df79dc26d21c6399c4b01e4b3d1b55","abstract_canon_sha256":"e23cd8c304c5641aa04d7a867b9107d679e81a59c88cd01003b50212a465de39"},"schema_version":"1.0"},"canonical_sha256":"3978c270052794a7c768ab551b1105823e76de447a673d4b7c8f88a014292094","source":{"kind":"arxiv","id":"1509.00316","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.00316","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"arxiv_version","alias_value":"1509.00316v1","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.00316","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"pith_short_12","alias_value":"HF4ME4AFE6KK","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HF4ME4AFE6KKPR3I","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HF4ME4AF","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HF4ME4AFE6KKPR3IVNKRWEIFQI","target":"record","payload":{"canonical_record":{"source":{"id":"1509.00316","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-01T14:33:58Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"1bcab40e0ec8e6dd2dcb769ad7baf14430df79dc26d21c6399c4b01e4b3d1b55","abstract_canon_sha256":"e23cd8c304c5641aa04d7a867b9107d679e81a59c88cd01003b50212a465de39"},"schema_version":"1.0"},"canonical_sha256":"3978c270052794a7c768ab551b1105823e76de447a673d4b7c8f88a014292094","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:26.665450Z","signature_b64":"aDPVZ0l+IYGgK/P+ahChQo7H7ov56HNYwwS2fJ0QimKV93laDdLdGLY8USXdwznlvWF3Gh8lKODgVtAiD6R3Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3978c270052794a7c768ab551b1105823e76de447a673d4b7c8f88a014292094","last_reissued_at":"2026-05-18T01:32:26.664660Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:26.664660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.00316","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":"2026-05-18T01:32:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ewVqp2KMoVByfVj5ejBFbYn+wzTnl6r/mF3ldmrhjZjfxnL1LDcw1lh1ky4BZ7icJ1pdzcw0HKx7SWxv+3V/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:01:40.262884Z"},"content_sha256":"b2f3e046b68170d7baa605e5bbc31225458dcbc17c21cbd8e60026a6d1144942","schema_version":"1.0","event_id":"sha256:b2f3e046b68170d7baa605e5bbc31225458dcbc17c21cbd8e60026a6d1144942"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HF4ME4AFE6KKPR3IVNKRWEIFQI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Origin and kinematics of the eruptive flow from XZ Tau revealed by ALMA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Aina Palau, Carlos Carrasco-Gonzalez, Daniel Tafoya, Laurent Loinard, Luis A. Zapata, Luis F. Rodriguez, Roberto Galvan-Madrid, Salvador Curiel, Stan E. Kurtz","submitted_at":"2015-09-01T14:33:58Z","abstract_excerpt":"We present high angular resolution ($\\sim$0.94$\"$) $^{12}$CO(1-0) Atacama Large Millimeter/Submillimeter Array (ALMA) observations obtained during the 2014 long baseline campaign from the eruptive bipolar flow from the multiple XZ Tau stellar system discovered by the Hubble Space Telescope (HST). These observations reveal, for the first time, the kinematics of the molecular flow. The kinematics of the different ejections close to XZ Tau reveal a rotating and expanding structure with a southeast-northwest velocity gradient. The youngest eruptive bubbles unveiled in the optical HST images are in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.00316","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":"2026-05-18T01:32:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iN/T4NfbAVPK/4/s1Fkun2pztCz6WxcVFxeCazivaoUS0a5uGReOhaVUMVs9g9dINSGajiCjREh9KGVFFCzkBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:01:40.263495Z"},"content_sha256":"d986fe78f48260e63b1646dd1bac62f86bc6d462df55668a6cf5c40a70e1e6e9","schema_version":"1.0","event_id":"sha256:d986fe78f48260e63b1646dd1bac62f86bc6d462df55668a6cf5c40a70e1e6e9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/bundle.json","state_url":"https://pith.science/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/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":"2026-05-28T03:01:40Z","links":{"resolver":"https://pith.science/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI","bundle":"https://pith.science/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/bundle.json","state":"https://pith.science/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HF4ME4AFE6KKPR3IVNKRWEIFQI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HF4ME4AFE6KKPR3IVNKRWEIFQI","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":"e23cd8c304c5641aa04d7a867b9107d679e81a59c88cd01003b50212a465de39","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-01T14:33:58Z","title_canon_sha256":"1bcab40e0ec8e6dd2dcb769ad7baf14430df79dc26d21c6399c4b01e4b3d1b55"},"schema_version":"1.0","source":{"id":"1509.00316","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.00316","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"arxiv_version","alias_value":"1509.00316v1","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.00316","created_at":"2026-05-18T01:32:26Z"},{"alias_kind":"pith_short_12","alias_value":"HF4ME4AFE6KK","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HF4ME4AFE6KKPR3I","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HF4ME4AF","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:d986fe78f48260e63b1646dd1bac62f86bc6d462df55668a6cf5c40a70e1e6e9","target":"graph","created_at":"2026-05-18T01:32:26Z","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 high angular resolution ($\\sim$0.94$\"$) $^{12}$CO(1-0) Atacama Large Millimeter/Submillimeter Array (ALMA) observations obtained during the 2014 long baseline campaign from the eruptive bipolar flow from the multiple XZ Tau stellar system discovered by the Hubble Space Telescope (HST). These observations reveal, for the first time, the kinematics of the molecular flow. The kinematics of the different ejections close to XZ Tau reveal a rotating and expanding structure with a southeast-northwest velocity gradient. The youngest eruptive bubbles unveiled in the optical HST images are in","authors_text":"Aina Palau, Carlos Carrasco-Gonzalez, Daniel Tafoya, Laurent Loinard, Luis A. Zapata, Luis F. Rodriguez, Roberto Galvan-Madrid, Salvador Curiel, Stan E. Kurtz","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-01T14:33:58Z","title":"Origin and kinematics of the eruptive flow from XZ Tau revealed by ALMA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.00316","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:b2f3e046b68170d7baa605e5bbc31225458dcbc17c21cbd8e60026a6d1144942","target":"record","created_at":"2026-05-18T01:32:26Z","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":"e23cd8c304c5641aa04d7a867b9107d679e81a59c88cd01003b50212a465de39","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-01T14:33:58Z","title_canon_sha256":"1bcab40e0ec8e6dd2dcb769ad7baf14430df79dc26d21c6399c4b01e4b3d1b55"},"schema_version":"1.0","source":{"id":"1509.00316","kind":"arxiv","version":1}},"canonical_sha256":"3978c270052794a7c768ab551b1105823e76de447a673d4b7c8f88a014292094","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3978c270052794a7c768ab551b1105823e76de447a673d4b7c8f88a014292094","first_computed_at":"2026-05-18T01:32:26.664660Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:32:26.664660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aDPVZ0l+IYGgK/P+ahChQo7H7ov56HNYwwS2fJ0QimKV93laDdLdGLY8USXdwznlvWF3Gh8lKODgVtAiD6R3Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:32:26.665450Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.00316","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2f3e046b68170d7baa605e5bbc31225458dcbc17c21cbd8e60026a6d1144942","sha256:d986fe78f48260e63b1646dd1bac62f86bc6d462df55668a6cf5c40a70e1e6e9"],"state_sha256":"0018866a9e1ac8f058e24742616779a274f57388ac911f9670074a1bae601775"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kzJ7wNUC2d00lppSFf4wVximkzcfl51F+MTWwWfw8scf37t+E/y2MMqj5QmOlwUe19Cqmrtu3DOUbAWZo7PbBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T03:01:40.275438Z","bundle_sha256":"3e96f3b3e6694b205f9af53ce5f75b9328c6a3c954fd649ebad4d4e90b6832de"}}