{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:WGI7KOSNGMQ3VRPRTTS52T57BS","short_pith_number":"pith:WGI7KOSN","canonical_record":{"source":{"id":"1511.07116","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-23T06:09:03Z","cross_cats_sorted":[],"title_canon_sha256":"517102ce7818d0c2c4eeb2491c7c54eb441d3691cfb583f0cf2d0ad57995cdbd","abstract_canon_sha256":"2ced7334334adb1888d1c0d014724e7a309f3d9f76ef23b12384066986b39a4b"},"schema_version":"1.0"},"canonical_sha256":"b191f53a4d3321bac5f19ce5dd4fbf0ca490067eeb245c22d8362277cb86b11d","source":{"kind":"arxiv","id":"1511.07116","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07116","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07116v1","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07116","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"pith_short_12","alias_value":"WGI7KOSNGMQ3","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"WGI7KOSNGMQ3VRPR","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"WGI7KOSN","created_at":"2026-05-18T12:29:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:WGI7KOSNGMQ3VRPRTTS52T57BS","target":"record","payload":{"canonical_record":{"source":{"id":"1511.07116","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-23T06:09:03Z","cross_cats_sorted":[],"title_canon_sha256":"517102ce7818d0c2c4eeb2491c7c54eb441d3691cfb583f0cf2d0ad57995cdbd","abstract_canon_sha256":"2ced7334334adb1888d1c0d014724e7a309f3d9f76ef23b12384066986b39a4b"},"schema_version":"1.0"},"canonical_sha256":"b191f53a4d3321bac5f19ce5dd4fbf0ca490067eeb245c22d8362277cb86b11d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:13:16.216477Z","signature_b64":"d+l/y2qkdmM9IytPePy6TNH7Ei5428N5cDJeS0JYHlpnY5/YxBfF9A/HwxCO6/7lDl8zdOWiJaM/QG7Dlc0UAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b191f53a4d3321bac5f19ce5dd4fbf0ca490067eeb245c22d8362277cb86b11d","last_reissued_at":"2026-05-18T01:13:16.216010Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:13:16.216010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.07116","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":"2026-05-18T01:13:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F/dxErQ3WJLfCWRx+5tGHVXYeivuQ1Cr1dRksf4f5dBELd70acwScoBs6C7HJfrEA41I/qo3Iaewh5uo3g0DAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:03:50.997190Z"},"content_sha256":"e406f97cec802d7372e41c30ffdef6ca1f25dac6e84f209153d8e192f413197f","schema_version":"1.0","event_id":"sha256:e406f97cec802d7372e41c30ffdef6ca1f25dac6e84f209153d8e192f413197f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:WGI7KOSNGMQ3VRPRTTS52T57BS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Magnetic Field Role in Star Formation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Hau-Yu B. Liu, How-Huan Chen, Hsi-Wei Yen, Hua-bai Li, Huei-Ru V. Chen, Josep M. Girart, Keping Qiu, Marco Padovani, Patrick M. Koch, Pau Frau, Paul T.P. Ho, Qizhou Zhang, Ramprasad Rao, Shih-Ping Lai, Tao-Chung Ching, Ya-Wen Tang, Zhi-Yun Li","submitted_at":"2015-11-23T06:09:03Z","abstract_excerpt":"We highlight distinct and systematic observational features of magnetic field morphologies in polarized submm dust continuum. We illustrate this with specific examples and show statistical trends from a sample of 50 star-forming regions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07116","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":"2026-05-18T01:13:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"urPbTi0vnp5Ae0WM7kvGyOFWnwX4yyLREqw6g04udXFX5vpUa1u4CsdPfWXO2dp5sTBnQ5EW9/0ncWF92IFuCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:03:50.997549Z"},"content_sha256":"7442174d0a929d7cbafaaebc15e75d4b892b9fbb222cb038602412839e5a7cd7","schema_version":"1.0","event_id":"sha256:7442174d0a929d7cbafaaebc15e75d4b892b9fbb222cb038602412839e5a7cd7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/bundle.json","state_url":"https://pith.science/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/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":"2026-06-02T11:03:50Z","links":{"resolver":"https://pith.science/pith/WGI7KOSNGMQ3VRPRTTS52T57BS","bundle":"https://pith.science/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/bundle.json","state":"https://pith.science/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WGI7KOSNGMQ3VRPRTTS52T57BS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:WGI7KOSNGMQ3VRPRTTS52T57BS","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":"2ced7334334adb1888d1c0d014724e7a309f3d9f76ef23b12384066986b39a4b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-23T06:09:03Z","title_canon_sha256":"517102ce7818d0c2c4eeb2491c7c54eb441d3691cfb583f0cf2d0ad57995cdbd"},"schema_version":"1.0","source":{"id":"1511.07116","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07116","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07116v1","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07116","created_at":"2026-05-18T01:13:16Z"},{"alias_kind":"pith_short_12","alias_value":"WGI7KOSNGMQ3","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"WGI7KOSNGMQ3VRPR","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"WGI7KOSN","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:7442174d0a929d7cbafaaebc15e75d4b892b9fbb222cb038602412839e5a7cd7","target":"graph","created_at":"2026-05-18T01:13:16Z","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 highlight distinct and systematic observational features of magnetic field morphologies in polarized submm dust continuum. We illustrate this with specific examples and show statistical trends from a sample of 50 star-forming regions.","authors_text":"Hau-Yu B. Liu, How-Huan Chen, Hsi-Wei Yen, Hua-bai Li, Huei-Ru V. Chen, Josep M. Girart, Keping Qiu, Marco Padovani, Patrick M. Koch, Pau Frau, Paul T.P. Ho, Qizhou Zhang, Ramprasad Rao, Shih-Ping Lai, Tao-Chung Ching, Ya-Wen Tang, Zhi-Yun Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-23T06:09:03Z","title":"Local Magnetic Field Role in Star Formation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07116","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:e406f97cec802d7372e41c30ffdef6ca1f25dac6e84f209153d8e192f413197f","target":"record","created_at":"2026-05-18T01:13:16Z","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":"2ced7334334adb1888d1c0d014724e7a309f3d9f76ef23b12384066986b39a4b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-23T06:09:03Z","title_canon_sha256":"517102ce7818d0c2c4eeb2491c7c54eb441d3691cfb583f0cf2d0ad57995cdbd"},"schema_version":"1.0","source":{"id":"1511.07116","kind":"arxiv","version":1}},"canonical_sha256":"b191f53a4d3321bac5f19ce5dd4fbf0ca490067eeb245c22d8362277cb86b11d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b191f53a4d3321bac5f19ce5dd4fbf0ca490067eeb245c22d8362277cb86b11d","first_computed_at":"2026-05-18T01:13:16.216010Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:13:16.216010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d+l/y2qkdmM9IytPePy6TNH7Ei5428N5cDJeS0JYHlpnY5/YxBfF9A/HwxCO6/7lDl8zdOWiJaM/QG7Dlc0UAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:13:16.216477Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.07116","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e406f97cec802d7372e41c30ffdef6ca1f25dac6e84f209153d8e192f413197f","sha256:7442174d0a929d7cbafaaebc15e75d4b892b9fbb222cb038602412839e5a7cd7"],"state_sha256":"64493f0c131d3f1f4d8ab9c22883e820893f2764c7ab3750a7e1f8c60c0d7f1b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E+h5ABIcYKghcGGg2uUhabq7aT3uL67DM86HT16VQVqIye2HVFVUIfc2FyZ7E6MAyCInuNzVLatbeNA28nMyBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T11:03:50.999390Z","bundle_sha256":"bd4eafca5d1f8a848f6b1c6da8ac057e3af4c36c26acc8c275fa745eae07103b"}}