{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:DQDNSOSPVXZ6GPHVM377XNZ6YM","short_pith_number":"pith:DQDNSOSP","canonical_record":{"source":{"id":"1901.01056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-04T11:11:21Z","cross_cats_sorted":[],"title_canon_sha256":"2e9ec96193bf54d2582c845ce2c9ffb232f488620631b70bbd06f4d76baee9c1","abstract_canon_sha256":"279195fe5b97d71323cbbc36b9fc405c34035d3edaebe9ba352b75665223e103"},"schema_version":"1.0"},"canonical_sha256":"1c06d93a4fadf3e33cf566fffbb73ec31dc18e04ba487615313c7a9d020dfc0c","source":{"kind":"arxiv","id":"1901.01056","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.01056","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"arxiv_version","alias_value":"1901.01056v1","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01056","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"pith_short_12","alias_value":"DQDNSOSPVXZ6","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"DQDNSOSPVXZ6GPHV","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"DQDNSOSP","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:DQDNSOSPVXZ6GPHVM377XNZ6YM","target":"record","payload":{"canonical_record":{"source":{"id":"1901.01056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-04T11:11:21Z","cross_cats_sorted":[],"title_canon_sha256":"2e9ec96193bf54d2582c845ce2c9ffb232f488620631b70bbd06f4d76baee9c1","abstract_canon_sha256":"279195fe5b97d71323cbbc36b9fc405c34035d3edaebe9ba352b75665223e103"},"schema_version":"1.0"},"canonical_sha256":"1c06d93a4fadf3e33cf566fffbb73ec31dc18e04ba487615313c7a9d020dfc0c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:40:33.799596Z","signature_b64":"jEtuX3Wk5Y82fRBspUeGZd01n8fi1wFHnTfSpQ/oiY0nHvwPS8UyTpb9/odU7RbNEonCrwIvjBFyeL7uQAM0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c06d93a4fadf3e33cf566fffbb73ec31dc18e04ba487615313c7a9d020dfc0c","last_reissued_at":"2026-05-17T23:40:33.799152Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:40:33.799152Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.01056","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":"2026-05-17T23:40:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wqn6yl0i3DPdzhRkqJdAp8Bc4d+PtCrhMEgXMB+5AsZ6ThQgZR2zw30ICDEQfy8ipcC7ORsnJpOcAKatTGolAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:26:54.985343Z"},"content_sha256":"bc0b3b96cf2250825ea41d40a34d4b2d10447f5467b858a8ef2436dbbb3d230e","schema_version":"1.0","event_id":"sha256:bc0b3b96cf2250825ea41d40a34d4b2d10447f5467b858a8ef2436dbbb3d230e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:DQDNSOSPVXZ6GPHVM377XNZ6YM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Satellite observations of reconnection between emerging and pre-existing small-scale magnetic fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"F. Zuccarello, M. Murabito, P. Romano, P.R. Young, S.L. Guglielmino","submitted_at":"2019-01-04T11:11:21Z","abstract_excerpt":"We report multi-wavelength ultraviolet observations taken with the IRIS satellite, concerning the emergence phase in the upper chromosphere and transition region of an emerging flux region (EFR) embedded in the unipolar plage of active region NOAA 12529. The photospheric configuration of the EFR is analyzed in detail benefitting from measurements taken with the spectropolarimeter aboard the Hinode satellite, when the EFR was fully developed. In addition, these data are complemented by full-disk, simultaneous observations of the SDO satellite, relevant to the photosphere and the corona. In the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01056","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":"2026-05-17T23:40:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tSX4b7yOIESL7jadpjOnOvNeFrMc/pSnGEymdaijw9DmfSb9arOqnGK9KzkOYqhuNxwIihxcJBbsZTpvg5cKAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:26:54.986063Z"},"content_sha256":"c38870509b0f822aae062a72a5dd943946245b681b77df2463f222212f887bb9","schema_version":"1.0","event_id":"sha256:c38870509b0f822aae062a72a5dd943946245b681b77df2463f222212f887bb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/bundle.json","state_url":"https://pith.science/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/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":"2026-05-26T06:26:54Z","links":{"resolver":"https://pith.science/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM","bundle":"https://pith.science/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/bundle.json","state":"https://pith.science/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DQDNSOSPVXZ6GPHVM377XNZ6YM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:DQDNSOSPVXZ6GPHVM377XNZ6YM","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":"279195fe5b97d71323cbbc36b9fc405c34035d3edaebe9ba352b75665223e103","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-04T11:11:21Z","title_canon_sha256":"2e9ec96193bf54d2582c845ce2c9ffb232f488620631b70bbd06f4d76baee9c1"},"schema_version":"1.0","source":{"id":"1901.01056","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.01056","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"arxiv_version","alias_value":"1901.01056v1","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01056","created_at":"2026-05-17T23:40:33Z"},{"alias_kind":"pith_short_12","alias_value":"DQDNSOSPVXZ6","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"DQDNSOSPVXZ6GPHV","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"DQDNSOSP","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:c38870509b0f822aae062a72a5dd943946245b681b77df2463f222212f887bb9","target":"graph","created_at":"2026-05-17T23:40:33Z","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 report multi-wavelength ultraviolet observations taken with the IRIS satellite, concerning the emergence phase in the upper chromosphere and transition region of an emerging flux region (EFR) embedded in the unipolar plage of active region NOAA 12529. The photospheric configuration of the EFR is analyzed in detail benefitting from measurements taken with the spectropolarimeter aboard the Hinode satellite, when the EFR was fully developed. In addition, these data are complemented by full-disk, simultaneous observations of the SDO satellite, relevant to the photosphere and the corona. In the ","authors_text":"F. Zuccarello, M. Murabito, P. Romano, P.R. Young, S.L. Guglielmino","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-04T11:11:21Z","title":"Satellite observations of reconnection between emerging and pre-existing small-scale magnetic fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01056","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:bc0b3b96cf2250825ea41d40a34d4b2d10447f5467b858a8ef2436dbbb3d230e","target":"record","created_at":"2026-05-17T23:40:33Z","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":"279195fe5b97d71323cbbc36b9fc405c34035d3edaebe9ba352b75665223e103","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-04T11:11:21Z","title_canon_sha256":"2e9ec96193bf54d2582c845ce2c9ffb232f488620631b70bbd06f4d76baee9c1"},"schema_version":"1.0","source":{"id":"1901.01056","kind":"arxiv","version":1}},"canonical_sha256":"1c06d93a4fadf3e33cf566fffbb73ec31dc18e04ba487615313c7a9d020dfc0c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1c06d93a4fadf3e33cf566fffbb73ec31dc18e04ba487615313c7a9d020dfc0c","first_computed_at":"2026-05-17T23:40:33.799152Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:40:33.799152Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jEtuX3Wk5Y82fRBspUeGZd01n8fi1wFHnTfSpQ/oiY0nHvwPS8UyTpb9/odU7RbNEonCrwIvjBFyeL7uQAM0AA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:40:33.799596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.01056","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc0b3b96cf2250825ea41d40a34d4b2d10447f5467b858a8ef2436dbbb3d230e","sha256:c38870509b0f822aae062a72a5dd943946245b681b77df2463f222212f887bb9"],"state_sha256":"e5b9d620e36b8d3a279f8c12e3ca32edaa222f7c552b231e4e7348ce94c86287"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"noTsxwgWA2TNuDpi+SPbHFGtRX/P/YH9a7CTZbSGUe9d6UhmNwDbZsavibm6tev59pkUHsY5zXqIpHMGxQf+Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T06:26:54.993518Z","bundle_sha256":"72c6bce4f71e9fc1096eb703ed3c020a2b65de4a490149a2cd5173c51d2285f8"}}