{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:DGG5MJKCTXVCP46UPY4ZUELAQT","short_pith_number":"pith:DGG5MJKC","canonical_record":{"source":{"id":"1303.6722","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-27T01:41:43Z","cross_cats_sorted":[],"title_canon_sha256":"94c8045f35e8d471c0e41f7ef099af184de1c9c83b5f29a52f956cef2fe7d35c","abstract_canon_sha256":"d0be610d8853a4c082559b0064dfd2f639958d3c2e326a96db3d79dd46343d78"},"schema_version":"1.0"},"canonical_sha256":"198dd625429dea27f3d47e399a116084d0028e8eaa8cf11d2193c05bbe36e1dc","source":{"kind":"arxiv","id":"1303.6722","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6722","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6722v1","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6722","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"pith_short_12","alias_value":"DGG5MJKCTXVC","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DGG5MJKCTXVCP46U","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DGG5MJKC","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:DGG5MJKCTXVCP46UPY4ZUELAQT","target":"record","payload":{"canonical_record":{"source":{"id":"1303.6722","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-27T01:41:43Z","cross_cats_sorted":[],"title_canon_sha256":"94c8045f35e8d471c0e41f7ef099af184de1c9c83b5f29a52f956cef2fe7d35c","abstract_canon_sha256":"d0be610d8853a4c082559b0064dfd2f639958d3c2e326a96db3d79dd46343d78"},"schema_version":"1.0"},"canonical_sha256":"198dd625429dea27f3d47e399a116084d0028e8eaa8cf11d2193c05bbe36e1dc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:52.200202Z","signature_b64":"9dGBgBEsiiJcVMxw7UkFomBfpGFm0HdH5L9LjCcAevVKehFDr/kbT3wfZ7RpgNrImkII+MS296M4kEf734mbCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"198dd625429dea27f3d47e399a116084d0028e8eaa8cf11d2193c05bbe36e1dc","last_reissued_at":"2026-05-18T01:50:52.199558Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:52.199558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.6722","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":"2026-05-18T01:50:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RKEwlgP17uxpm/AXSfBkzCNzmRfLdMJg0WkSBxVwgSGTPblGapKbwPMJeSjWVTrpfZFRMssGOMORvdb9Du+LCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:17:01.647338Z"},"content_sha256":"f7fbe2ea0cb93c86eb2c7ab82849714f91ddfd30360e3fadd51acf2d4257657f","schema_version":"1.0","event_id":"sha256:f7fbe2ea0cb93c86eb2c7ab82849714f91ddfd30360e3fadd51acf2d4257657f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:DGG5MJKCTXVCP46UPY4ZUELAQT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Temporal Variations of High-Degree Solar p-Modes using Ring-Diagram Analysis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Frank Hill, Kiran Jain, Maria Cristina Rabello-Soares, Olga Burtseva, Rachel Howe, Richard Bogart, Sushant Tripathy","submitted_at":"2013-03-27T01:41:43Z","abstract_excerpt":"We study temporal variations in the amplitudes and widths of high-degree acoustic modes by applying the ring-diagram technique to the GONG+, MDI and HMI Dopplergrams during the declining phase of cycle 23 and rising phase of cycle 24. The mode parameters from all three instruments respond similarly to the varying magnetic activity. The mode amplitudes and widths show consistently lower variation due to smaller magnetic activity in cycle 24 as compared to the previous solar cycle."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6722","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":"2026-05-18T01:50:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dvQqyy0UKlJYg91162Xm9OaLjyuWqbAKx3soY9LpjlLf6UnmFbpJ3V3EwoHkStUfU4/yB3ETf7V4g0DUP2jtCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:17:01.647729Z"},"content_sha256":"2449b40b7e21f3193069290f9fc7b707869a8c658efb2509097f3a2087acf6fe","schema_version":"1.0","event_id":"sha256:2449b40b7e21f3193069290f9fc7b707869a8c658efb2509097f3a2087acf6fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/bundle.json","state_url":"https://pith.science/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/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":"2026-05-28T16:17:01Z","links":{"resolver":"https://pith.science/pith/DGG5MJKCTXVCP46UPY4ZUELAQT","bundle":"https://pith.science/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/bundle.json","state":"https://pith.science/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DGG5MJKCTXVCP46UPY4ZUELAQT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:DGG5MJKCTXVCP46UPY4ZUELAQT","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":"d0be610d8853a4c082559b0064dfd2f639958d3c2e326a96db3d79dd46343d78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-27T01:41:43Z","title_canon_sha256":"94c8045f35e8d471c0e41f7ef099af184de1c9c83b5f29a52f956cef2fe7d35c"},"schema_version":"1.0","source":{"id":"1303.6722","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6722","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6722v1","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6722","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"pith_short_12","alias_value":"DGG5MJKCTXVC","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DGG5MJKCTXVCP46U","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DGG5MJKC","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:2449b40b7e21f3193069290f9fc7b707869a8c658efb2509097f3a2087acf6fe","target":"graph","created_at":"2026-05-18T01:50:52Z","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 study temporal variations in the amplitudes and widths of high-degree acoustic modes by applying the ring-diagram technique to the GONG+, MDI and HMI Dopplergrams during the declining phase of cycle 23 and rising phase of cycle 24. The mode parameters from all three instruments respond similarly to the varying magnetic activity. The mode amplitudes and widths show consistently lower variation due to smaller magnetic activity in cycle 24 as compared to the previous solar cycle.","authors_text":"Frank Hill, Kiran Jain, Maria Cristina Rabello-Soares, Olga Burtseva, Rachel Howe, Richard Bogart, Sushant Tripathy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-27T01:41:43Z","title":"Temporal Variations of High-Degree Solar p-Modes using Ring-Diagram Analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6722","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:f7fbe2ea0cb93c86eb2c7ab82849714f91ddfd30360e3fadd51acf2d4257657f","target":"record","created_at":"2026-05-18T01:50:52Z","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":"d0be610d8853a4c082559b0064dfd2f639958d3c2e326a96db3d79dd46343d78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-27T01:41:43Z","title_canon_sha256":"94c8045f35e8d471c0e41f7ef099af184de1c9c83b5f29a52f956cef2fe7d35c"},"schema_version":"1.0","source":{"id":"1303.6722","kind":"arxiv","version":1}},"canonical_sha256":"198dd625429dea27f3d47e399a116084d0028e8eaa8cf11d2193c05bbe36e1dc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"198dd625429dea27f3d47e399a116084d0028e8eaa8cf11d2193c05bbe36e1dc","first_computed_at":"2026-05-18T01:50:52.199558Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:52.199558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9dGBgBEsiiJcVMxw7UkFomBfpGFm0HdH5L9LjCcAevVKehFDr/kbT3wfZ7RpgNrImkII+MS296M4kEf734mbCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:52.200202Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.6722","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7fbe2ea0cb93c86eb2c7ab82849714f91ddfd30360e3fadd51acf2d4257657f","sha256:2449b40b7e21f3193069290f9fc7b707869a8c658efb2509097f3a2087acf6fe"],"state_sha256":"0b336762b866aaa529558b06216e4973a3dbe19110b82b4ba4f9b84e42f3883b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dy1FKlLfj6LZCp6hJSK0FjWFMX6pqpM3gbB/60fOimLsxgASC2bHFVq6Rm2fIUS81O9NrzO9XHWoVVgPoBgSBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:17:01.650454Z","bundle_sha256":"e58ad0bbf09af4ca8a08486db975dbad39c05735ef1859af85389fa34d25961f"}}