{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:C7N3DA2FJPBJZWLBSVT5WCSACH","short_pith_number":"pith:C7N3DA2F","canonical_record":{"source":{"id":"1908.01510","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-08-05T08:16:50Z","cross_cats_sorted":[],"title_canon_sha256":"1897ed202b5a710cba2308894328febc2578015b20c95bf717fbc4f669a59d11","abstract_canon_sha256":"5cfb02ea91011bdb05fbcd9738d8fe3604f4812a603a9d4ce69e8492b3600f66"},"schema_version":"1.0"},"canonical_sha256":"17dbb183454bc29cd9619567db0a4011fbb27db3bd9bcce24dafce7e5f6d2fc0","source":{"kind":"arxiv","id":"1908.01510","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01510","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01510v1","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01510","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"C7N3DA2FJPBJ","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_16","alias_value":"C7N3DA2FJPBJZWLB","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_8","alias_value":"C7N3DA2F","created_at":"2026-07-05T00:02:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:C7N3DA2FJPBJZWLBSVT5WCSACH","target":"record","payload":{"canonical_record":{"source":{"id":"1908.01510","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-08-05T08:16:50Z","cross_cats_sorted":[],"title_canon_sha256":"1897ed202b5a710cba2308894328febc2578015b20c95bf717fbc4f669a59d11","abstract_canon_sha256":"5cfb02ea91011bdb05fbcd9738d8fe3604f4812a603a9d4ce69e8492b3600f66"},"schema_version":"1.0"},"canonical_sha256":"17dbb183454bc29cd9619567db0a4011fbb27db3bd9bcce24dafce7e5f6d2fc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:02:09.946261Z","signature_b64":"K520Bx3V6hGcgm6EUR3KMlA9UO2HfmpVBkw+oNHgHzryUF7fjh9ZqpRYIeQ5mXqohLGNYjpHz01pyjXYQ466CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17dbb183454bc29cd9619567db0a4011fbb27db3bd9bcce24dafce7e5f6d2fc0","last_reissued_at":"2026-07-05T00:02:09.945770Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:02:09.945770Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.01510","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":"2026-07-05T00:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/C53HjzWBglp9sHSRqxo34QcXR85r8t4/h+FMTjVrVyYNXR8SYg8LP/cUTw4jhFJ2rh1n9UybWx3YK63RvUYBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:47:38.483936Z"},"content_sha256":"1e3bfb2f1d73aee829aacefbcf869e43c0b856d00b447b17835450bfaeb0eb26","schema_version":"1.0","event_id":"sha256:1e3bfb2f1d73aee829aacefbcf869e43c0b856d00b447b17835450bfaeb0eb26"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:C7N3DA2FJPBJZWLBSVT5WCSACH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamics and connectivity of an extended arch filament system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Andrea Diercke, Carsten Denker, Christoph Kuckein","submitted_at":"2019-08-05T08:16:50Z","abstract_excerpt":"In this study, we analyzed a filament system, which expanded between moving magnetic features (MMFs) of a decaying sunspot and opposite flux outside of the active region from the nearby quiet-Sun network. This configuration deviated from a classical arch filament system (AFS), which typically connects two pores in an emerging flux region. Thus, we called this system an extended AFS. We contrasted classical and extended AFSs with an emphasis on the complex magnetic structure of the latter. Furthermore, we examined the physical properties of the extended AFS and described its dynamics and connec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01510","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.01510/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iDTVAZxbd98VukFgyUYVK6hECLmCqSZeHj8JrmXw3RTuz4vfKwnb9ht3G18UU8KnZO7mdu2RYDVuAnzAx6EHDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:47:38.484676Z"},"content_sha256":"2fb2cfd7dd39969d6e706a3c85467aaf2983e3cef9678a9b6f88f4393d9345f5","schema_version":"1.0","event_id":"sha256:2fb2cfd7dd39969d6e706a3c85467aaf2983e3cef9678a9b6f88f4393d9345f5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/bundle.json","state_url":"https://pith.science/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/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":"2026-08-16T23:47:38Z","links":{"resolver":"https://pith.science/pith/C7N3DA2FJPBJZWLBSVT5WCSACH","bundle":"https://pith.science/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/bundle.json","state":"https://pith.science/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C7N3DA2FJPBJZWLBSVT5WCSACH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:C7N3DA2FJPBJZWLBSVT5WCSACH","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":"5cfb02ea91011bdb05fbcd9738d8fe3604f4812a603a9d4ce69e8492b3600f66","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-08-05T08:16:50Z","title_canon_sha256":"1897ed202b5a710cba2308894328febc2578015b20c95bf717fbc4f669a59d11"},"schema_version":"1.0","source":{"id":"1908.01510","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01510","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01510v1","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01510","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"C7N3DA2FJPBJ","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_16","alias_value":"C7N3DA2FJPBJZWLB","created_at":"2026-07-05T00:02:09Z"},{"alias_kind":"pith_short_8","alias_value":"C7N3DA2F","created_at":"2026-07-05T00:02:09Z"}],"graph_snapshots":[{"event_id":"sha256:2fb2cfd7dd39969d6e706a3c85467aaf2983e3cef9678a9b6f88f4393d9345f5","target":"graph","created_at":"2026-07-05T00:02:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1908.01510/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this study, we analyzed a filament system, which expanded between moving magnetic features (MMFs) of a decaying sunspot and opposite flux outside of the active region from the nearby quiet-Sun network. This configuration deviated from a classical arch filament system (AFS), which typically connects two pores in an emerging flux region. Thus, we called this system an extended AFS. We contrasted classical and extended AFSs with an emphasis on the complex magnetic structure of the latter. Furthermore, we examined the physical properties of the extended AFS and described its dynamics and connec","authors_text":"Andrea Diercke, Carsten Denker, Christoph Kuckein","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-08-05T08:16:50Z","title":"Dynamics and connectivity of an extended arch filament system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01510","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":"sha256:1e3bfb2f1d73aee829aacefbcf869e43c0b856d00b447b17835450bfaeb0eb26","target":"record","created_at":"2026-07-05T00:02:09Z","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":"5cfb02ea91011bdb05fbcd9738d8fe3604f4812a603a9d4ce69e8492b3600f66","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-08-05T08:16:50Z","title_canon_sha256":"1897ed202b5a710cba2308894328febc2578015b20c95bf717fbc4f669a59d11"},"schema_version":"1.0","source":{"id":"1908.01510","kind":"arxiv","version":1}},"canonical_sha256":"17dbb183454bc29cd9619567db0a4011fbb27db3bd9bcce24dafce7e5f6d2fc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17dbb183454bc29cd9619567db0a4011fbb27db3bd9bcce24dafce7e5f6d2fc0","first_computed_at":"2026-07-05T00:02:09.945770Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:02:09.945770Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K520Bx3V6hGcgm6EUR3KMlA9UO2HfmpVBkw+oNHgHzryUF7fjh9ZqpRYIeQ5mXqohLGNYjpHz01pyjXYQ466CA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:02:09.946261Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.01510","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e3bfb2f1d73aee829aacefbcf869e43c0b856d00b447b17835450bfaeb0eb26","sha256:2fb2cfd7dd39969d6e706a3c85467aaf2983e3cef9678a9b6f88f4393d9345f5"],"state_sha256":"8df27ddf05e7f8d8ae3408ce6a7f8379502d2b313c3784f4e8d335c9ba4a2827"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1GPVVklusj/M5JwIGi6sh2eyXuOYeZW7VhDEC6NXXTdJKwukHsJUdY5eRAlCAvGGveT80wZPcZofV76yPyUVCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T23:47:38.490845Z","bundle_sha256":"d761571661de9fdb45e4a670beabd89d30b05f15f2f26a3b2baca6ca035e9f60"}}