{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:GQE76VHVAEHCF5J67EMZOS566R","short_pith_number":"pith:GQE76VHV","canonical_record":{"source":{"id":"1701.04213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-16T09:33:36Z","cross_cats_sorted":[],"title_canon_sha256":"48940ab0428d06bee8862cd8f06cf358ae89e84cd483e9ff62b11146493cdbda","abstract_canon_sha256":"4ebbdabda819a4a8c7018adb89a6fb9a3144d74cb0bf2afc10056c5078483e12"},"schema_version":"1.0"},"canonical_sha256":"3409ff54f5010e22f53ef919974bbef442d85fdc19ca0f4eb353a6deccefd81c","source":{"kind":"arxiv","id":"1701.04213","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.04213","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"arxiv_version","alias_value":"1701.04213v1","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.04213","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"pith_short_12","alias_value":"GQE76VHVAEHC","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GQE76VHVAEHCF5J6","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GQE76VHV","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:GQE76VHVAEHCF5J67EMZOS566R","target":"record","payload":{"canonical_record":{"source":{"id":"1701.04213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-16T09:33:36Z","cross_cats_sorted":[],"title_canon_sha256":"48940ab0428d06bee8862cd8f06cf358ae89e84cd483e9ff62b11146493cdbda","abstract_canon_sha256":"4ebbdabda819a4a8c7018adb89a6fb9a3144d74cb0bf2afc10056c5078483e12"},"schema_version":"1.0"},"canonical_sha256":"3409ff54f5010e22f53ef919974bbef442d85fdc19ca0f4eb353a6deccefd81c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:11.807445Z","signature_b64":"gTfFSoTZi8ZePr9swxprVay/S82hg8suGADVxYRKW5jZRGe7XYdP27tLeimwfGPAhnrKySDVXR6CE/XbYcrSCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3409ff54f5010e22f53ef919974bbef442d85fdc19ca0f4eb353a6deccefd81c","last_reissued_at":"2026-05-18T00:51:11.806810Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:11.806810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.04213","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":"2026-05-18T00:51:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ndlGM1Y2sc6/biUwpV07kjAu9TrvlL5eKAqjhMTncGbIttwWAhbm0xr9L5WutzSzEBYge/qHXS7cMfOLKxCGBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:16:50.112107Z"},"content_sha256":"34b3034732c456fcefd43fac8f10cc58e57b9e8fa160fd6088cb89d7db055060","schema_version":"1.0","event_id":"sha256:34b3034732c456fcefd43fac8f10cc58e57b9e8fa160fd6088cb89d7db055060"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:GQE76VHVAEHCF5J67EMZOS566R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Solar Ellerman Bombs in 1-D Radiative Hydrodynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Kowalski, A. Reid, J. C. Allred, J. G. Doyle, M. Mathioudakis","submitted_at":"2017-01-16T09:33:36Z","abstract_excerpt":"Recent observations from the Interface Region Imaging Spectrograph (IRIS) appear to show impulsive brightenings in high temperature lines, which when combined with simultaneous ground based observations in H$\\alpha$, appear co-spatial to Ellerman Bombs (EBs). We use the RADYN 1-dimensional radiative transfer code in an attempt to try and reproduce the observed line profiles and simulate the atmospheric conditions of these events. Combined with the MULTI/RH line synthesis codes, we compute the H$\\alpha$, Ca II 8542~\\AA, and Mg II h \\& k lines for these simulated events and compare them to previ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.04213","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":"2026-05-18T00:51:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GuqSWyug4ElsA8n9se6kxniTAwZDwrZ0qmTZH3H7AvhGObPGPKoHG+vlEl5c//Tu6raYN9FvyAmxCuM4FGA4BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:16:50.112787Z"},"content_sha256":"722b87c358aaa8000b02878e5d625f4b871f791bd44d90ab165db36d004ba6ca","schema_version":"1.0","event_id":"sha256:722b87c358aaa8000b02878e5d625f4b871f791bd44d90ab165db36d004ba6ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GQE76VHVAEHCF5J67EMZOS566R/bundle.json","state_url":"https://pith.science/pith/GQE76VHVAEHCF5J67EMZOS566R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GQE76VHVAEHCF5J67EMZOS566R/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":"2026-05-26T00:16:50Z","links":{"resolver":"https://pith.science/pith/GQE76VHVAEHCF5J67EMZOS566R","bundle":"https://pith.science/pith/GQE76VHVAEHCF5J67EMZOS566R/bundle.json","state":"https://pith.science/pith/GQE76VHVAEHCF5J67EMZOS566R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GQE76VHVAEHCF5J67EMZOS566R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GQE76VHVAEHCF5J67EMZOS566R","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":"4ebbdabda819a4a8c7018adb89a6fb9a3144d74cb0bf2afc10056c5078483e12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-16T09:33:36Z","title_canon_sha256":"48940ab0428d06bee8862cd8f06cf358ae89e84cd483e9ff62b11146493cdbda"},"schema_version":"1.0","source":{"id":"1701.04213","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.04213","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"arxiv_version","alias_value":"1701.04213v1","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.04213","created_at":"2026-05-18T00:51:11Z"},{"alias_kind":"pith_short_12","alias_value":"GQE76VHVAEHC","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GQE76VHVAEHCF5J6","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GQE76VHV","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:722b87c358aaa8000b02878e5d625f4b871f791bd44d90ab165db36d004ba6ca","target":"graph","created_at":"2026-05-18T00:51:11Z","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":"Recent observations from the Interface Region Imaging Spectrograph (IRIS) appear to show impulsive brightenings in high temperature lines, which when combined with simultaneous ground based observations in H$\\alpha$, appear co-spatial to Ellerman Bombs (EBs). We use the RADYN 1-dimensional radiative transfer code in an attempt to try and reproduce the observed line profiles and simulate the atmospheric conditions of these events. Combined with the MULTI/RH line synthesis codes, we compute the H$\\alpha$, Ca II 8542~\\AA, and Mg II h \\& k lines for these simulated events and compare them to previ","authors_text":"A. Kowalski, A. Reid, J. C. Allred, J. G. Doyle, M. Mathioudakis","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-16T09:33:36Z","title":"Solar Ellerman Bombs in 1-D Radiative Hydrodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.04213","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":"sha256:34b3034732c456fcefd43fac8f10cc58e57b9e8fa160fd6088cb89d7db055060","target":"record","created_at":"2026-05-18T00:51:11Z","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":"4ebbdabda819a4a8c7018adb89a6fb9a3144d74cb0bf2afc10056c5078483e12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-16T09:33:36Z","title_canon_sha256":"48940ab0428d06bee8862cd8f06cf358ae89e84cd483e9ff62b11146493cdbda"},"schema_version":"1.0","source":{"id":"1701.04213","kind":"arxiv","version":1}},"canonical_sha256":"3409ff54f5010e22f53ef919974bbef442d85fdc19ca0f4eb353a6deccefd81c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3409ff54f5010e22f53ef919974bbef442d85fdc19ca0f4eb353a6deccefd81c","first_computed_at":"2026-05-18T00:51:11.806810Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:11.806810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gTfFSoTZi8ZePr9swxprVay/S82hg8suGADVxYRKW5jZRGe7XYdP27tLeimwfGPAhnrKySDVXR6CE/XbYcrSCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:11.807445Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.04213","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:34b3034732c456fcefd43fac8f10cc58e57b9e8fa160fd6088cb89d7db055060","sha256:722b87c358aaa8000b02878e5d625f4b871f791bd44d90ab165db36d004ba6ca"],"state_sha256":"964b27ca666f63f8cf71c35424ee512a5f34108d1b998c5f7b64a0457fc54398"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1TnJUCluiv/mow/FvYht0ZqfDHG6PGeq0FO9ijTz5zs8m1X98ffAxXREcUBc7JRhhMo7tk0597M1Z1hOHQJqBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T00:16:50.117000Z","bundle_sha256":"ea53f18d266521ed4063233f4ddebb779dcc94555b3c814f4892d2bc8562c371"}}