{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:JDAK3JCGSOOATPUGGC5SAZH4TH","short_pith_number":"pith:JDAK3JCG","canonical_record":{"source":{"id":"1303.6301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-25T20:20:47Z","cross_cats_sorted":[],"title_canon_sha256":"8390f1ad1fa28054384e5072bbf0fad5fe4d8f04c3cd7dbe815b56b41caa1806","abstract_canon_sha256":"6b9fb28d6df44d19cca7260ac8f40fb5eaff3353669306e4b9a27041746a80c8"},"schema_version":"1.0"},"canonical_sha256":"48c0ada446939c09be8630bb2064fc99f48e6e85cdaee3b901e01ed60a7a7bdf","source":{"kind":"arxiv","id":"1303.6301","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6301","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6301v1","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6301","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"pith_short_12","alias_value":"JDAK3JCGSOOA","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JDAK3JCGSOOATPUG","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JDAK3JCG","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:JDAK3JCGSOOATPUGGC5SAZH4TH","target":"record","payload":{"canonical_record":{"source":{"id":"1303.6301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-25T20:20:47Z","cross_cats_sorted":[],"title_canon_sha256":"8390f1ad1fa28054384e5072bbf0fad5fe4d8f04c3cd7dbe815b56b41caa1806","abstract_canon_sha256":"6b9fb28d6df44d19cca7260ac8f40fb5eaff3353669306e4b9a27041746a80c8"},"schema_version":"1.0"},"canonical_sha256":"48c0ada446939c09be8630bb2064fc99f48e6e85cdaee3b901e01ed60a7a7bdf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:29:49.813730Z","signature_b64":"RNEIObX0BnG/YYUSoyrq5l0IV+s5/52BbABF0IvmwU8ZMfK7ThfZB+Gyn8/dGax8tjJGDGQGIX1kh933W7hDDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48c0ada446939c09be8630bb2064fc99f48e6e85cdaee3b901e01ed60a7a7bdf","last_reissued_at":"2026-05-18T03:29:49.813075Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:29:49.813075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.6301","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":"2026-05-18T03:29:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m8cwybokPL+DazHyOGeibuSRfEZBfiESlQsLvqAZNuqggIob1YISspRfv3jh2LO86mBkRW+0MLsGUzJYlOShDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:37:54.067748Z"},"content_sha256":"899fab0b6419873ae4d05e641b9e5f7794699cbaa51b670338b3d3507bc306ee","schema_version":"1.0","event_id":"sha256:899fab0b6419873ae4d05e641b9e5f7794699cbaa51b670338b3d3507bc306ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:JDAK3JCGSOOATPUGGC5SAZH4TH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characteristics of magnetoacoustic sausage modes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. R. Inglis, C. S. Brady, T. Van Doorsselaere, V. M. Nakariakov","submitted_at":"2013-03-25T20:20:47Z","abstract_excerpt":"Aims: We perform an advanced study of the fast magnetoacoustic sausage oscillations of coronal loops in the context of MHD coronal seismology to establish the dependence of the sausage mode period and cut-off wavenumber on the plasma-beta of the loop-filling plasma. A parametric study of the ratios for different harmonics of the mode is also carried out.\n  Methods: Full magnetohydrodynamic numerical simulations were performed using Lare2d, simulating hot, dense loops in a magnetic slab environment. The symmetric Epstein profile and a simple step-function profile were both used to model the den"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6301","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":"2026-05-18T03:29:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CRz8pL0LnkXLJUlEAO0rqtKSoWoJBh+w5dsZAZcj9vVr6iHhzpD94/p/Z3jYqrlfmYt32st8nl7BRWtNfz3jBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:37:54.068484Z"},"content_sha256":"df9734e5b8dc08274773882547f7c2502428ce1d5da49796b0c3c47e1c5e02c2","schema_version":"1.0","event_id":"sha256:df9734e5b8dc08274773882547f7c2502428ce1d5da49796b0c3c47e1c5e02c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/bundle.json","state_url":"https://pith.science/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/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":"2026-05-31T05:37:54Z","links":{"resolver":"https://pith.science/pith/JDAK3JCGSOOATPUGGC5SAZH4TH","bundle":"https://pith.science/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/bundle.json","state":"https://pith.science/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JDAK3JCGSOOATPUGGC5SAZH4TH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:JDAK3JCGSOOATPUGGC5SAZH4TH","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":"6b9fb28d6df44d19cca7260ac8f40fb5eaff3353669306e4b9a27041746a80c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-25T20:20:47Z","title_canon_sha256":"8390f1ad1fa28054384e5072bbf0fad5fe4d8f04c3cd7dbe815b56b41caa1806"},"schema_version":"1.0","source":{"id":"1303.6301","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6301","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6301v1","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6301","created_at":"2026-05-18T03:29:49Z"},{"alias_kind":"pith_short_12","alias_value":"JDAK3JCGSOOA","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JDAK3JCGSOOATPUG","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JDAK3JCG","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:df9734e5b8dc08274773882547f7c2502428ce1d5da49796b0c3c47e1c5e02c2","target":"graph","created_at":"2026-05-18T03:29:49Z","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":"Aims: We perform an advanced study of the fast magnetoacoustic sausage oscillations of coronal loops in the context of MHD coronal seismology to establish the dependence of the sausage mode period and cut-off wavenumber on the plasma-beta of the loop-filling plasma. A parametric study of the ratios for different harmonics of the mode is also carried out.\n  Methods: Full magnetohydrodynamic numerical simulations were performed using Lare2d, simulating hot, dense loops in a magnetic slab environment. The symmetric Epstein profile and a simple step-function profile were both used to model the den","authors_text":"A. R. Inglis, C. S. Brady, T. Van Doorsselaere, V. M. Nakariakov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-25T20:20:47Z","title":"Characteristics of magnetoacoustic sausage modes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6301","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":"sha256:899fab0b6419873ae4d05e641b9e5f7794699cbaa51b670338b3d3507bc306ee","target":"record","created_at":"2026-05-18T03:29:49Z","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":"6b9fb28d6df44d19cca7260ac8f40fb5eaff3353669306e4b9a27041746a80c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-25T20:20:47Z","title_canon_sha256":"8390f1ad1fa28054384e5072bbf0fad5fe4d8f04c3cd7dbe815b56b41caa1806"},"schema_version":"1.0","source":{"id":"1303.6301","kind":"arxiv","version":1}},"canonical_sha256":"48c0ada446939c09be8630bb2064fc99f48e6e85cdaee3b901e01ed60a7a7bdf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48c0ada446939c09be8630bb2064fc99f48e6e85cdaee3b901e01ed60a7a7bdf","first_computed_at":"2026-05-18T03:29:49.813075Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:29:49.813075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RNEIObX0BnG/YYUSoyrq5l0IV+s5/52BbABF0IvmwU8ZMfK7ThfZB+Gyn8/dGax8tjJGDGQGIX1kh933W7hDDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:29:49.813730Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.6301","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:899fab0b6419873ae4d05e641b9e5f7794699cbaa51b670338b3d3507bc306ee","sha256:df9734e5b8dc08274773882547f7c2502428ce1d5da49796b0c3c47e1c5e02c2"],"state_sha256":"e5569c1df03880da3197bea580fdc24ab86b6f2c693d8e7fe1f0b0079c3fcd53"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K8VSkNHzbpgh7/PUYsbkFfW+QaMaxfyzDI9R4XzioXcuGLHhKcKH/bbp2TJQ3K6m0GvV4xv3xo5jhqMwW+CfAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T05:37:54.072422Z","bundle_sha256":"c74bac6a56519a157d5288c56e0a88d0618a26d94d88eb1579077c218600c8b0"}}