{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:MGBDAWRHIAXLGK6ZZLE3PFCKXV","short_pith_number":"pith:MGBDAWRH","canonical_record":{"source":{"id":"1903.05150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-12T19:03:09Z","cross_cats_sorted":[],"title_canon_sha256":"1f49856f6d5baebb2a61a310f9c83d0dc0ebae811601f95f61565056a20f498e","abstract_canon_sha256":"db91b0f27005d37a1be9a0b4a86f82508db1a5da8de57114bebffd020c44a134"},"schema_version":"1.0"},"canonical_sha256":"6182305a27402eb32bd9cac9b7944abd76e72b42febc5db672d375e76ce757c3","source":{"kind":"arxiv","id":"1903.05150","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05150","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05150v1","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05150","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"MGBDAWRHIAXL","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"MGBDAWRHIAXLGK6Z","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"MGBDAWRH","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:MGBDAWRHIAXLGK6ZZLE3PFCKXV","target":"record","payload":{"canonical_record":{"source":{"id":"1903.05150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-12T19:03:09Z","cross_cats_sorted":[],"title_canon_sha256":"1f49856f6d5baebb2a61a310f9c83d0dc0ebae811601f95f61565056a20f498e","abstract_canon_sha256":"db91b0f27005d37a1be9a0b4a86f82508db1a5da8de57114bebffd020c44a134"},"schema_version":"1.0"},"canonical_sha256":"6182305a27402eb32bd9cac9b7944abd76e72b42febc5db672d375e76ce757c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:25.312443Z","signature_b64":"xmdxS3nudZA3pUKgI7xqCwM2nE6Ns0JzXA6IawqopiyPO+Lj9/k1WbMbi5i+o/dBoJgriCFfHMlucc3SyYu2Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6182305a27402eb32bd9cac9b7944abd76e72b42febc5db672d375e76ce757c3","last_reissued_at":"2026-05-17T23:51:25.311861Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:25.311861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.05150","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":"2026-05-17T23:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r95ebiPIXsDfSWjT91QRLKSh7fLQzWiRda6O7nRc285/Zm8RGs3ZcbZFofm+GhxybBBI/6ME+GRElKesbAmqCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T18:01:50.118292Z"},"content_sha256":"3509527ad460864f950d59e5175dd191e44bed7328fe5162db256ad1f5be5b70","schema_version":"1.0","event_id":"sha256:3509527ad460864f950d59e5175dd191e44bed7328fe5162db256ad1f5be5b70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:MGBDAWRHIAXLGK6ZZLE3PFCKXV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-Dimensional Dust Mapping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"C. Zucker, D. M. Nataf, D. P. Finkbeiner, E. F. Schlafly, G. M. Green, G. Zasowski, J. A. Kollmeier, J. D. Trujillo, J. E. G. Peek, J. S. Speagle, K. Tchernyshyov, V. Silva Aguirre","submitted_at":"2019-03-12T19:03:09Z","abstract_excerpt":"Galactic interstellar dust has a profound impact not only on our observations of objects throughout the Universe, but also on the morphology, star formation, and chemical evolution of the Galaxy. The advent of massive imaging and spectroscopic surveys (particularly in the infrared) places us on the threshold of being able to map the properties and dynamics of dust and the interstellar medium (ISM) in three dimensions throughout the Milky Way disk and bulge. These developments will enable a fundamentally new understanding of dust properties, including how grains respond to their local environme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05150","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":"2026-05-17T23:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FRsq2GUN/pjgcHR/4gEKoAbZUcKV8ys/TNlaW+JVMBeQan6A+FXRlCmiH91aOSz8mRnmqcqRnUVv4Zmzp2yICw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T18:01:50.119013Z"},"content_sha256":"6047c5f71f6941a023eefa16e761f10dad491426ee29f02019e74bb4f0519832","schema_version":"1.0","event_id":"sha256:6047c5f71f6941a023eefa16e761f10dad491426ee29f02019e74bb4f0519832"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/bundle.json","state_url":"https://pith.science/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/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":"2026-06-07T18:01:50Z","links":{"resolver":"https://pith.science/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV","bundle":"https://pith.science/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/bundle.json","state":"https://pith.science/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MGBDAWRHIAXLGK6ZZLE3PFCKXV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:MGBDAWRHIAXLGK6ZZLE3PFCKXV","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":"db91b0f27005d37a1be9a0b4a86f82508db1a5da8de57114bebffd020c44a134","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-12T19:03:09Z","title_canon_sha256":"1f49856f6d5baebb2a61a310f9c83d0dc0ebae811601f95f61565056a20f498e"},"schema_version":"1.0","source":{"id":"1903.05150","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05150","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05150v1","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05150","created_at":"2026-05-17T23:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"MGBDAWRHIAXL","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"MGBDAWRHIAXLGK6Z","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"MGBDAWRH","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:6047c5f71f6941a023eefa16e761f10dad491426ee29f02019e74bb4f0519832","target":"graph","created_at":"2026-05-17T23:51:25Z","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":"Galactic interstellar dust has a profound impact not only on our observations of objects throughout the Universe, but also on the morphology, star formation, and chemical evolution of the Galaxy. The advent of massive imaging and spectroscopic surveys (particularly in the infrared) places us on the threshold of being able to map the properties and dynamics of dust and the interstellar medium (ISM) in three dimensions throughout the Milky Way disk and bulge. These developments will enable a fundamentally new understanding of dust properties, including how grains respond to their local environme","authors_text":"C. Zucker, D. M. Nataf, D. P. Finkbeiner, E. F. Schlafly, G. M. Green, G. Zasowski, J. A. Kollmeier, J. D. Trujillo, J. E. G. Peek, J. S. Speagle, K. Tchernyshyov, V. Silva Aguirre","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-12T19:03:09Z","title":"High-Dimensional Dust Mapping"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05150","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":"sha256:3509527ad460864f950d59e5175dd191e44bed7328fe5162db256ad1f5be5b70","target":"record","created_at":"2026-05-17T23:51:25Z","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":"db91b0f27005d37a1be9a0b4a86f82508db1a5da8de57114bebffd020c44a134","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-12T19:03:09Z","title_canon_sha256":"1f49856f6d5baebb2a61a310f9c83d0dc0ebae811601f95f61565056a20f498e"},"schema_version":"1.0","source":{"id":"1903.05150","kind":"arxiv","version":1}},"canonical_sha256":"6182305a27402eb32bd9cac9b7944abd76e72b42febc5db672d375e76ce757c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6182305a27402eb32bd9cac9b7944abd76e72b42febc5db672d375e76ce757c3","first_computed_at":"2026-05-17T23:51:25.311861Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:25.311861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xmdxS3nudZA3pUKgI7xqCwM2nE6Ns0JzXA6IawqopiyPO+Lj9/k1WbMbi5i+o/dBoJgriCFfHMlucc3SyYu2Dw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:25.312443Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.05150","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3509527ad460864f950d59e5175dd191e44bed7328fe5162db256ad1f5be5b70","sha256:6047c5f71f6941a023eefa16e761f10dad491426ee29f02019e74bb4f0519832"],"state_sha256":"d66aba443414f9642e62552a973836537e97f08b384dda95138521466dc057bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nYBHm066sA+HyaDGR5QGJ0qx25JSaUqkOeQ7GJkNuwOhdFvlWdz1FSkF93zUE7GXZSYhfMkYGf/79mRmRJX1Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T18:01:50.123138Z","bundle_sha256":"1b7c4e63013c684fda0933a68ce085f170387a426e4f1b200f62b4a135c59b08"}}