{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BV3RD6FKGB5YIQ2YYY675FXLT5","short_pith_number":"pith:BV3RD6FK","canonical_record":{"source":{"id":"1106.3150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-06-16T06:18:14Z","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"title_canon_sha256":"8ac5ae91b48b53b8995acdd6fd8359555b204ddb666cb4c194ab113aeb551dbc","abstract_canon_sha256":"242ebb08545b0d9f1bd41a62659ba43bab6965aa030d9110f4a1ffcd0a86be4f"},"schema_version":"1.0"},"canonical_sha256":"0d7711f8aa307b844358c63dfe96eb9f5cc402c1efe541cd311598e8df24f83d","source":{"kind":"arxiv","id":"1106.3150","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.3150","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"arxiv_version","alias_value":"1106.3150v1","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.3150","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"pith_short_12","alias_value":"BV3RD6FKGB5Y","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BV3RD6FKGB5YIQ2Y","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BV3RD6FK","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BV3RD6FKGB5YIQ2YYY675FXLT5","target":"record","payload":{"canonical_record":{"source":{"id":"1106.3150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-06-16T06:18:14Z","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"title_canon_sha256":"8ac5ae91b48b53b8995acdd6fd8359555b204ddb666cb4c194ab113aeb551dbc","abstract_canon_sha256":"242ebb08545b0d9f1bd41a62659ba43bab6965aa030d9110f4a1ffcd0a86be4f"},"schema_version":"1.0"},"canonical_sha256":"0d7711f8aa307b844358c63dfe96eb9f5cc402c1efe541cd311598e8df24f83d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:45.165332Z","signature_b64":"B0M2gn96aQ/jT21fa4hSUgTNPkobUKKUAjDCWZ/sScR3GfZLnxNnm7Leq8/YG/cJEpAhWurznrTgGoVNxXakDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d7711f8aa307b844358c63dfe96eb9f5cc402c1efe541cd311598e8df24f83d","last_reissued_at":"2026-05-18T03:48:45.164802Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:45.164802Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.3150","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":"2026-05-18T03:48:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+qucWCt7yI70+P8alxs3SCfPaA5/x/pLlACwQmfqA10aomDBmnLjCfI5AjmmGXWw2ULPH4ApR62vxjl/xBtgCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:51:36.666967Z"},"content_sha256":"c02d31e8bb9c8ec9b3d6c117c64bf7e5533c70cef1ebc566cd1f705e5e86adfc","schema_version":"1.0","event_id":"sha256:c02d31e8bb9c8ec9b3d6c117c64bf7e5533c70cef1ebc566cd1f705e5e86adfc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BV3RD6FKGB5YIQ2YYY675FXLT5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct Imaging by SDO AIA of Quasi-periodic Fast Propagating Waves of ~2000 km/s in the Low Solar Corona","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph","physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Alan M. Title, Bart De Pontieu, Carolus J. Schrijver, Junwei Zhao, Leon Ofman, Markus J. Aschwanden, Theodore D. Tarbell, Wei Liu","submitted_at":"2011-06-16T06:18:14Z","abstract_excerpt":"Quasi-periodic, propagating fast mode magnetosonic waves in the corona were difficult to observe in the past due to relatively low instrument cadences. We report here evidence of such waves directly imaged in EUV by the new SDO AIA instrument. In the 2010 August 1 C3.2 flare/CME event, we find arc-shaped wave trains of 1-5% intensity variations (lifetime ~200 s) that emanate near the flare kernel and propagate outward up to ~400 Mm along a funnel of coronal loops. Sinusoidal fits to a typical wave train indicate a phase velocity of 2200 +/- 130 km/s. Similar waves propagating in opposite direc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.3150","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":"2026-05-18T03:48:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RnGeepVUJO/Ao8RJeO9sTiPZWw2IdSqMl5v3SY9Uv27x4wy4qTjTN5dnrSGoHaH0k8I9ZYcbDBdeNwnYkdCNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:51:36.667636Z"},"content_sha256":"3b4fc3a79cf8cefcdb6cfa26369193dd1c0c2e44413c00441bb5f2b3a6c34eaa","schema_version":"1.0","event_id":"sha256:3b4fc3a79cf8cefcdb6cfa26369193dd1c0c2e44413c00441bb5f2b3a6c34eaa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/bundle.json","state_url":"https://pith.science/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/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":"2026-05-30T11:51:36Z","links":{"resolver":"https://pith.science/pith/BV3RD6FKGB5YIQ2YYY675FXLT5","bundle":"https://pith.science/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/bundle.json","state":"https://pith.science/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BV3RD6FKGB5YIQ2YYY675FXLT5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BV3RD6FKGB5YIQ2YYY675FXLT5","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":"242ebb08545b0d9f1bd41a62659ba43bab6965aa030d9110f4a1ffcd0a86be4f","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-06-16T06:18:14Z","title_canon_sha256":"8ac5ae91b48b53b8995acdd6fd8359555b204ddb666cb4c194ab113aeb551dbc"},"schema_version":"1.0","source":{"id":"1106.3150","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.3150","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"arxiv_version","alias_value":"1106.3150v1","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.3150","created_at":"2026-05-18T03:48:45Z"},{"alias_kind":"pith_short_12","alias_value":"BV3RD6FKGB5Y","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BV3RD6FKGB5YIQ2Y","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BV3RD6FK","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:3b4fc3a79cf8cefcdb6cfa26369193dd1c0c2e44413c00441bb5f2b3a6c34eaa","target":"graph","created_at":"2026-05-18T03:48:45Z","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":"Quasi-periodic, propagating fast mode magnetosonic waves in the corona were difficult to observe in the past due to relatively low instrument cadences. We report here evidence of such waves directly imaged in EUV by the new SDO AIA instrument. In the 2010 August 1 C3.2 flare/CME event, we find arc-shaped wave trains of 1-5% intensity variations (lifetime ~200 s) that emanate near the flare kernel and propagate outward up to ~400 Mm along a funnel of coronal loops. Sinusoidal fits to a typical wave train indicate a phase velocity of 2200 +/- 130 km/s. Similar waves propagating in opposite direc","authors_text":"Alan M. Title, Bart De Pontieu, Carolus J. Schrijver, Junwei Zhao, Leon Ofman, Markus J. Aschwanden, Theodore D. Tarbell, Wei Liu","cross_cats":["physics.plasm-ph","physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-06-16T06:18:14Z","title":"Direct Imaging by SDO AIA of Quasi-periodic Fast Propagating Waves of ~2000 km/s in the Low Solar Corona"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.3150","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:c02d31e8bb9c8ec9b3d6c117c64bf7e5533c70cef1ebc566cd1f705e5e86adfc","target":"record","created_at":"2026-05-18T03:48:45Z","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":"242ebb08545b0d9f1bd41a62659ba43bab6965aa030d9110f4a1ffcd0a86be4f","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-06-16T06:18:14Z","title_canon_sha256":"8ac5ae91b48b53b8995acdd6fd8359555b204ddb666cb4c194ab113aeb551dbc"},"schema_version":"1.0","source":{"id":"1106.3150","kind":"arxiv","version":1}},"canonical_sha256":"0d7711f8aa307b844358c63dfe96eb9f5cc402c1efe541cd311598e8df24f83d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d7711f8aa307b844358c63dfe96eb9f5cc402c1efe541cd311598e8df24f83d","first_computed_at":"2026-05-18T03:48:45.164802Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:48:45.164802Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"B0M2gn96aQ/jT21fa4hSUgTNPkobUKKUAjDCWZ/sScR3GfZLnxNnm7Leq8/YG/cJEpAhWurznrTgGoVNxXakDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:48:45.165332Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.3150","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c02d31e8bb9c8ec9b3d6c117c64bf7e5533c70cef1ebc566cd1f705e5e86adfc","sha256:3b4fc3a79cf8cefcdb6cfa26369193dd1c0c2e44413c00441bb5f2b3a6c34eaa"],"state_sha256":"2324266f3f6410aff89a464b610d70e886520793f85d1eedddb4cda01371e787"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L/uLzwpRSQRNwAFecOgKUIA6/jLWaE1xIsfiXgZmLYMjMeHaB7fSXeL4q2tDJIw8OU/mGsIiHVVGRiZcjWXMAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T11:51:36.670748Z","bundle_sha256":"d754d1c3504af460a34a9a163efb8c094d93f21c89794b78b19165f964a7217f"}}