{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:NTVSFT5QVXQ5SI6P52CDJUQXPL","short_pith_number":"pith:NTVSFT5Q","canonical_record":{"source":{"id":"1608.01983","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-05T19:36:14Z","cross_cats_sorted":[],"title_canon_sha256":"b13dc8cb51e78179b2dd426d9f40b0d095c76493e36b4870d70fb8d6abba0996","abstract_canon_sha256":"9c37661ede046103a914d5c108a27fa49ae7ce0dc05f3b214294e64821893589"},"schema_version":"1.0"},"canonical_sha256":"6ceb22cfb0ade1d923cfee8434d2177ac2ef92ce535aa18908e80352026ba186","source":{"kind":"arxiv","id":"1608.01983","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01983","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01983v1","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01983","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"pith_short_12","alias_value":"NTVSFT5QVXQ5","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NTVSFT5QVXQ5SI6P","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NTVSFT5Q","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:NTVSFT5QVXQ5SI6P52CDJUQXPL","target":"record","payload":{"canonical_record":{"source":{"id":"1608.01983","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-05T19:36:14Z","cross_cats_sorted":[],"title_canon_sha256":"b13dc8cb51e78179b2dd426d9f40b0d095c76493e36b4870d70fb8d6abba0996","abstract_canon_sha256":"9c37661ede046103a914d5c108a27fa49ae7ce0dc05f3b214294e64821893589"},"schema_version":"1.0"},"canonical_sha256":"6ceb22cfb0ade1d923cfee8434d2177ac2ef92ce535aa18908e80352026ba186","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:37.595379Z","signature_b64":"EBr/0QULHEGGuGmz1Pp7kg0gpVAQxNXkRd3bpuLfOQCArTImhw4t00ruMcVMJhTZN1zP8MEdfpeGxHM9rX9qCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ceb22cfb0ade1d923cfee8434d2177ac2ef92ce535aa18908e80352026ba186","last_reissued_at":"2026-05-18T01:08:37.594724Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:37.594724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.01983","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":"2026-05-18T01:08:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TDwYYeyJ0dRAg1nf052IdN1jCJTmg4cVB6+PhCaFqtXDGK4sS4I+3aKZL/nto6p5C4yQpiQlkl9u5hzOw+crCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T20:33:12.547635Z"},"content_sha256":"334cc26ee5ac3bca9986bcc5b10cd88031653b2962df4ea96fb327bda9677154","schema_version":"1.0","event_id":"sha256:334cc26ee5ac3bca9986bcc5b10cd88031653b2962df4ea96fb327bda9677154"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:NTVSFT5QVXQ5SI6P52CDJUQXPL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"H2S in the L1157-B1 Bow shock","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bertrand Lefloch, Cecilia Ceccarelli, Claudio Codella, Francesco Fontani, Izaskun Jimenez-Serra, Jonathan Holdship, Linda Podio, Mario Tafalla, Milena Benedettini, Rafael Bachiller, Serena Viti","submitted_at":"2016-08-05T19:36:14Z","abstract_excerpt":"Sulfur-bearing molecules are highly reactive in the gas phase of the ISM. However, the form in which most of the sulfur is locked onto interstellar dust grains is unknown. By taking advantage of the short time-scales of shocks in young molecular outflows, one could track back the main form of sulfur in the ices. In this paper, six transitions of H$_2$S and its isotopologues in the L1157-B1 bowshock have been detected using data from the Herschel-CHESS survey and the IRAM-30m ASAI large program. These detections are used to calculate the properties of H$_2$S gas in L1157-B1 through use of a rot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01983","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":"2026-05-18T01:08:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gwSYEn39DufRyWFKC5oBZCCb5FXBpz3y4fMbRMN3BSPRk7XsOEiuk7kJE9gOyGFa5PdcFKLMMEnc3ZkvcD10Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T20:33:12.548279Z"},"content_sha256":"31fd744c5045ecfb97df0b9f71422dd169d464c5dd581256b92f69a7d2693a96","schema_version":"1.0","event_id":"sha256:31fd744c5045ecfb97df0b9f71422dd169d464c5dd581256b92f69a7d2693a96"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/bundle.json","state_url":"https://pith.science/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/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":"2026-05-29T20:33:12Z","links":{"resolver":"https://pith.science/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL","bundle":"https://pith.science/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/bundle.json","state":"https://pith.science/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NTVSFT5QVXQ5SI6P52CDJUQXPL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:NTVSFT5QVXQ5SI6P52CDJUQXPL","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":"9c37661ede046103a914d5c108a27fa49ae7ce0dc05f3b214294e64821893589","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-05T19:36:14Z","title_canon_sha256":"b13dc8cb51e78179b2dd426d9f40b0d095c76493e36b4870d70fb8d6abba0996"},"schema_version":"1.0","source":{"id":"1608.01983","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01983","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01983v1","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01983","created_at":"2026-05-18T01:08:37Z"},{"alias_kind":"pith_short_12","alias_value":"NTVSFT5QVXQ5","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NTVSFT5QVXQ5SI6P","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NTVSFT5Q","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:31fd744c5045ecfb97df0b9f71422dd169d464c5dd581256b92f69a7d2693a96","target":"graph","created_at":"2026-05-18T01:08:37Z","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":"Sulfur-bearing molecules are highly reactive in the gas phase of the ISM. However, the form in which most of the sulfur is locked onto interstellar dust grains is unknown. By taking advantage of the short time-scales of shocks in young molecular outflows, one could track back the main form of sulfur in the ices. In this paper, six transitions of H$_2$S and its isotopologues in the L1157-B1 bowshock have been detected using data from the Herschel-CHESS survey and the IRAM-30m ASAI large program. These detections are used to calculate the properties of H$_2$S gas in L1157-B1 through use of a rot","authors_text":"Bertrand Lefloch, Cecilia Ceccarelli, Claudio Codella, Francesco Fontani, Izaskun Jimenez-Serra, Jonathan Holdship, Linda Podio, Mario Tafalla, Milena Benedettini, Rafael Bachiller, Serena Viti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-05T19:36:14Z","title":"H2S in the L1157-B1 Bow shock"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01983","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":"sha256:334cc26ee5ac3bca9986bcc5b10cd88031653b2962df4ea96fb327bda9677154","target":"record","created_at":"2026-05-18T01:08:37Z","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":"9c37661ede046103a914d5c108a27fa49ae7ce0dc05f3b214294e64821893589","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-05T19:36:14Z","title_canon_sha256":"b13dc8cb51e78179b2dd426d9f40b0d095c76493e36b4870d70fb8d6abba0996"},"schema_version":"1.0","source":{"id":"1608.01983","kind":"arxiv","version":1}},"canonical_sha256":"6ceb22cfb0ade1d923cfee8434d2177ac2ef92ce535aa18908e80352026ba186","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ceb22cfb0ade1d923cfee8434d2177ac2ef92ce535aa18908e80352026ba186","first_computed_at":"2026-05-18T01:08:37.594724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:37.594724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EBr/0QULHEGGuGmz1Pp7kg0gpVAQxNXkRd3bpuLfOQCArTImhw4t00ruMcVMJhTZN1zP8MEdfpeGxHM9rX9qCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:37.595379Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.01983","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:334cc26ee5ac3bca9986bcc5b10cd88031653b2962df4ea96fb327bda9677154","sha256:31fd744c5045ecfb97df0b9f71422dd169d464c5dd581256b92f69a7d2693a96"],"state_sha256":"f33c03dc5cf8af771b873775434e2dcd3b0fb51f7117003f9e5c85e325025312"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zRCDw8ZBBCxaPyS2re546Op2p/kt+IS5pF6LqZUR+rMGZapGLg/0NInsUzXlupvMLfZS3t488B9zVGLEh6m0CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T20:33:12.552062Z","bundle_sha256":"261b8a7cd137b8c730c9ebae92ae7cdced9b2b61b5eed6b5ff34be5a0f22139f"}}