{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:FTHKNUY2RFWJVM27CUBLI5L72F","short_pith_number":"pith:FTHKNUY2","canonical_record":{"source":{"id":"2607.16160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-17T17:39:52Z","cross_cats_sorted":[],"title_canon_sha256":"b7dba31cca02c5013de94c25f6ad0e7e407e5b7ccd05af8a94a9cd43595e9d81","abstract_canon_sha256":"663d8bd7494e4a36f76d26cf30aef010f4b50b22884893772095943ae384c417"},"schema_version":"1.0"},"canonical_sha256":"2ccea6d31a896c9ab35f1502b4757fd1529efab20c921c5affdae10c505a28f8","source":{"kind":"arxiv","id":"2607.16160","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.16160","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"arxiv_version","alias_value":"2607.16160v1","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.16160","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_12","alias_value":"FTHKNUY2RFWJ","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_16","alias_value":"FTHKNUY2RFWJVM27","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_8","alias_value":"FTHKNUY2","created_at":"2026-07-20T02:19:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:FTHKNUY2RFWJVM27CUBLI5L72F","target":"record","payload":{"canonical_record":{"source":{"id":"2607.16160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-17T17:39:52Z","cross_cats_sorted":[],"title_canon_sha256":"b7dba31cca02c5013de94c25f6ad0e7e407e5b7ccd05af8a94a9cd43595e9d81","abstract_canon_sha256":"663d8bd7494e4a36f76d26cf30aef010f4b50b22884893772095943ae384c417"},"schema_version":"1.0"},"canonical_sha256":"2ccea6d31a896c9ab35f1502b4757fd1529efab20c921c5affdae10c505a28f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-20T02:19:36.860876Z","signature_b64":"eFN/WcxFlfGYdeo77ZIbocpejZErS/k0sV6ha08MsPsj2aeJ7WNurCaOh06hw/SdoIXqOtlLVyHVBYJX/1d7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ccea6d31a896c9ab35f1502b4757fd1529efab20c921c5affdae10c505a28f8","last_reissued_at":"2026-07-20T02:19:36.859974Z","signature_status":"signed_v1","first_computed_at":"2026-07-20T02:19:36.859974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.16160","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":"2026-07-20T02:19:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"63YJ4EwbTcYwrjPONiErCKCMx8d25miX4Py8XMDxX4L14ZsC1LCXKJdXeR4BsYYdmGJAYYmsnJP3b368EMJhAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:17:09.267694Z"},"content_sha256":"1cc86fffb0ae6a7c856f93fd479d32c485b7a6191d5f31e037e3e5fcc41e57be","schema_version":"1.0","event_id":"sha256:1cc86fffb0ae6a7c856f93fd479d32c485b7a6191d5f31e037e3e5fcc41e57be"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:FTHKNUY2RFWJVM27CUBLI5L72F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SEP-PRISM Data: A multi-source dataset for solar energetic particle forecasting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Kathryn Whitman, Lulu Zhao, Tamas Gombosi, Ward Manchester, Yang Chen, Yian Yu","submitted_at":"2026-07-17T17:39:52Z","abstract_excerpt":"Solar energetic particle (SEP) event forecasting often involves integrating heterogeneous observations that differ in cadence, temporal coverage, format, and historical availability, posing challenges for reproducible analysis of data-driven approaches. This paper presents SEP-PRISM Data, a curated multi-source dataset designed for 24-hour ahead forecasting of operational SEP events, defined by proton flux exceeding 10 pfu in the GOES > 10 MeV channel. SEP-PRISM Data integrates flare records, active-region magnetic field parameters, coronal mass ejection (CME) catalogue data, GOES soft X-ray f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.16160","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/2607.16160/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":"2026-07-20T02:19:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OKwZGvcn5Bet+D3NyAjAkKJFOGwOWlTGeoJImNUSKcJpngyXgBiAeHiLLa1pIwmtAWB7TNaxze4sDFKEfBT4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:17:09.268664Z"},"content_sha256":"d11164f6432c5054bcb727ba7111880efd8c74cd109794ad8b375dc4946a6b47","schema_version":"1.0","event_id":"sha256:d11164f6432c5054bcb727ba7111880efd8c74cd109794ad8b375dc4946a6b47"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FTHKNUY2RFWJVM27CUBLI5L72F/bundle.json","state_url":"https://pith.science/pith/FTHKNUY2RFWJVM27CUBLI5L72F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FTHKNUY2RFWJVM27CUBLI5L72F/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":"2026-08-04T20:17:09Z","links":{"resolver":"https://pith.science/pith/FTHKNUY2RFWJVM27CUBLI5L72F","bundle":"https://pith.science/pith/FTHKNUY2RFWJVM27CUBLI5L72F/bundle.json","state":"https://pith.science/pith/FTHKNUY2RFWJVM27CUBLI5L72F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FTHKNUY2RFWJVM27CUBLI5L72F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FTHKNUY2RFWJVM27CUBLI5L72F","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":"663d8bd7494e4a36f76d26cf30aef010f4b50b22884893772095943ae384c417","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-17T17:39:52Z","title_canon_sha256":"b7dba31cca02c5013de94c25f6ad0e7e407e5b7ccd05af8a94a9cd43595e9d81"},"schema_version":"1.0","source":{"id":"2607.16160","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.16160","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"arxiv_version","alias_value":"2607.16160v1","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.16160","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_12","alias_value":"FTHKNUY2RFWJ","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_16","alias_value":"FTHKNUY2RFWJVM27","created_at":"2026-07-20T02:19:36Z"},{"alias_kind":"pith_short_8","alias_value":"FTHKNUY2","created_at":"2026-07-20T02:19:36Z"}],"graph_snapshots":[{"event_id":"sha256:d11164f6432c5054bcb727ba7111880efd8c74cd109794ad8b375dc4946a6b47","target":"graph","created_at":"2026-07-20T02:19:36Z","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/2607.16160/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Solar energetic particle (SEP) event forecasting often involves integrating heterogeneous observations that differ in cadence, temporal coverage, format, and historical availability, posing challenges for reproducible analysis of data-driven approaches. This paper presents SEP-PRISM Data, a curated multi-source dataset designed for 24-hour ahead forecasting of operational SEP events, defined by proton flux exceeding 10 pfu in the GOES > 10 MeV channel. SEP-PRISM Data integrates flare records, active-region magnetic field parameters, coronal mass ejection (CME) catalogue data, GOES soft X-ray f","authors_text":"Kathryn Whitman, Lulu Zhao, Tamas Gombosi, Ward Manchester, Yang Chen, Yian Yu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-17T17:39:52Z","title":"SEP-PRISM Data: A multi-source dataset for solar energetic particle forecasting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.16160","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":"sha256:1cc86fffb0ae6a7c856f93fd479d32c485b7a6191d5f31e037e3e5fcc41e57be","target":"record","created_at":"2026-07-20T02:19:36Z","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":"663d8bd7494e4a36f76d26cf30aef010f4b50b22884893772095943ae384c417","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-07-17T17:39:52Z","title_canon_sha256":"b7dba31cca02c5013de94c25f6ad0e7e407e5b7ccd05af8a94a9cd43595e9d81"},"schema_version":"1.0","source":{"id":"2607.16160","kind":"arxiv","version":1}},"canonical_sha256":"2ccea6d31a896c9ab35f1502b4757fd1529efab20c921c5affdae10c505a28f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ccea6d31a896c9ab35f1502b4757fd1529efab20c921c5affdae10c505a28f8","first_computed_at":"2026-07-20T02:19:36.859974Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-20T02:19:36.859974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eFN/WcxFlfGYdeo77ZIbocpejZErS/k0sV6ha08MsPsj2aeJ7WNurCaOh06hw/SdoIXqOtlLVyHVBYJX/1d7Cw==","signature_status":"signed_v1","signed_at":"2026-07-20T02:19:36.860876Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.16160","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1cc86fffb0ae6a7c856f93fd479d32c485b7a6191d5f31e037e3e5fcc41e57be","sha256:d11164f6432c5054bcb727ba7111880efd8c74cd109794ad8b375dc4946a6b47"],"state_sha256":"1f407e664c945a7d7596859f8a5dd396d6f0deb50bda9c88d5ff69cedff76acf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZGGb/FwiTgeJmGrR9H5efXQ4Rhv4IRl5KO/V6An199YIdB+IC3zzz8IY4Dw6O4lFpZNC0zIr1e9BZH2eki6/CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:17:09.273718Z","bundle_sha256":"232698f4afa41dc8ba894ed779d90864d95fd019ee7e8eaecab86d9c3317eda3"}}