{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:FKRYGSOY2KVCECDOKY4FE55GAI","short_pith_number":"pith:FKRYGSOY","canonical_record":{"source":{"id":"1401.1323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-07T09:42:13Z","cross_cats_sorted":[],"title_canon_sha256":"0372e8d0f6656a50cc1f238a8c2ea152dfb30e5157ffdb17acf11539e322ea04","abstract_canon_sha256":"4bc3ed2ee597f84ac28ad241cc5ec4968406a809789d6d63e55b1500aebfde31"},"schema_version":"1.0"},"canonical_sha256":"2aa38349d8d2aa22086e56385277a60211752db881bbb768b539729fee8cee48","source":{"kind":"arxiv","id":"1401.1323","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.1323","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"arxiv_version","alias_value":"1401.1323v1","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.1323","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"pith_short_12","alias_value":"FKRYGSOY2KVC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FKRYGSOY2KVCECDO","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FKRYGSOY","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:FKRYGSOY2KVCECDOKY4FE55GAI","target":"record","payload":{"canonical_record":{"source":{"id":"1401.1323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-07T09:42:13Z","cross_cats_sorted":[],"title_canon_sha256":"0372e8d0f6656a50cc1f238a8c2ea152dfb30e5157ffdb17acf11539e322ea04","abstract_canon_sha256":"4bc3ed2ee597f84ac28ad241cc5ec4968406a809789d6d63e55b1500aebfde31"},"schema_version":"1.0"},"canonical_sha256":"2aa38349d8d2aa22086e56385277a60211752db881bbb768b539729fee8cee48","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:00:14.342844Z","signature_b64":"G6tbIYNx6I6bdgkVWqI67P6EtzP3Vfz5hhccd+eBMFqPNBmKtcjpGnAaXAeX0jnq69ddEwVSOoB4VsdsDppgCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2aa38349d8d2aa22086e56385277a60211752db881bbb768b539729fee8cee48","last_reissued_at":"2026-05-18T03:00:14.342091Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:00:14.342091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.1323","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":"2026-05-18T03:00:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cmVDlxiXiiZmKZTcUtALkcdSnp/sNuXh/kMVpzvRBg+d+duhgNAaCANiEnPTXfVLZUsq9n00V1l7tpAnaqnXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:59:26.275662Z"},"content_sha256":"a46d640888bbfae54769a204aff40c6e54901578084812c2795be251a2ceb376","schema_version":"1.0","event_id":"sha256:a46d640888bbfae54769a204aff40c6e54901578084812c2795be251a2ceb376"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:FKRYGSOY2KVCECDOKY4FE55GAI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-energy particle transport in 3D hydrodynamic models of colliding-wind binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Reimer, G. Dubus, K. Reitberger, O. Reimer, R. Kissmann","submitted_at":"2014-01-07T09:42:13Z","abstract_excerpt":"Massive stars in binary systems (as WR140, WR147 or $\\eta$ Carinae) have long been regarded as potential sources of high-energy $\\gamma$-rays. The emission is thought to arise in the region where the stellar winds collide and produce relativistic particles which subsequently might be able to emit $\\gamma$-rays. Detailed numerical hydrodynamic simulations have already offered insight in the complex dynamics of the wind collision region (WCR), while independent analytical studies, albeit with simplified descriptions of the WCR, have shed light on the spectra of charged particles. In this paper, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.1323","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":"2026-05-18T03:00:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KU+kD45mIz55Y6w4xWWinV4ICHIkANo0yOImhJTH3T7l4Puj9b5OmfHdCm0OSKNFa8WK8jE8R/bEMxYkKpqDCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:59:26.276025Z"},"content_sha256":"b3ee8d3625737eaddca219ede636d304ccbf22051fe2ea10185c3fa35629e46d","schema_version":"1.0","event_id":"sha256:b3ee8d3625737eaddca219ede636d304ccbf22051fe2ea10185c3fa35629e46d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FKRYGSOY2KVCECDOKY4FE55GAI/bundle.json","state_url":"https://pith.science/pith/FKRYGSOY2KVCECDOKY4FE55GAI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FKRYGSOY2KVCECDOKY4FE55GAI/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":"2026-05-19T18:59:26Z","links":{"resolver":"https://pith.science/pith/FKRYGSOY2KVCECDOKY4FE55GAI","bundle":"https://pith.science/pith/FKRYGSOY2KVCECDOKY4FE55GAI/bundle.json","state":"https://pith.science/pith/FKRYGSOY2KVCECDOKY4FE55GAI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FKRYGSOY2KVCECDOKY4FE55GAI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:FKRYGSOY2KVCECDOKY4FE55GAI","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":"4bc3ed2ee597f84ac28ad241cc5ec4968406a809789d6d63e55b1500aebfde31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-07T09:42:13Z","title_canon_sha256":"0372e8d0f6656a50cc1f238a8c2ea152dfb30e5157ffdb17acf11539e322ea04"},"schema_version":"1.0","source":{"id":"1401.1323","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.1323","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"arxiv_version","alias_value":"1401.1323v1","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.1323","created_at":"2026-05-18T03:00:14Z"},{"alias_kind":"pith_short_12","alias_value":"FKRYGSOY2KVC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FKRYGSOY2KVCECDO","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FKRYGSOY","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:b3ee8d3625737eaddca219ede636d304ccbf22051fe2ea10185c3fa35629e46d","target":"graph","created_at":"2026-05-18T03:00:14Z","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":"Massive stars in binary systems (as WR140, WR147 or $\\eta$ Carinae) have long been regarded as potential sources of high-energy $\\gamma$-rays. The emission is thought to arise in the region where the stellar winds collide and produce relativistic particles which subsequently might be able to emit $\\gamma$-rays. Detailed numerical hydrodynamic simulations have already offered insight in the complex dynamics of the wind collision region (WCR), while independent analytical studies, albeit with simplified descriptions of the WCR, have shed light on the spectra of charged particles. In this paper, ","authors_text":"A. Reimer, G. Dubus, K. Reitberger, O. Reimer, R. Kissmann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-07T09:42:13Z","title":"High-energy particle transport in 3D hydrodynamic models of colliding-wind binaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.1323","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:a46d640888bbfae54769a204aff40c6e54901578084812c2795be251a2ceb376","target":"record","created_at":"2026-05-18T03:00:14Z","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":"4bc3ed2ee597f84ac28ad241cc5ec4968406a809789d6d63e55b1500aebfde31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-07T09:42:13Z","title_canon_sha256":"0372e8d0f6656a50cc1f238a8c2ea152dfb30e5157ffdb17acf11539e322ea04"},"schema_version":"1.0","source":{"id":"1401.1323","kind":"arxiv","version":1}},"canonical_sha256":"2aa38349d8d2aa22086e56385277a60211752db881bbb768b539729fee8cee48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2aa38349d8d2aa22086e56385277a60211752db881bbb768b539729fee8cee48","first_computed_at":"2026-05-18T03:00:14.342091Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:00:14.342091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G6tbIYNx6I6bdgkVWqI67P6EtzP3Vfz5hhccd+eBMFqPNBmKtcjpGnAaXAeX0jnq69ddEwVSOoB4VsdsDppgCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:00:14.342844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.1323","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a46d640888bbfae54769a204aff40c6e54901578084812c2795be251a2ceb376","sha256:b3ee8d3625737eaddca219ede636d304ccbf22051fe2ea10185c3fa35629e46d"],"state_sha256":"13540b749d72293c7fec05e015543c3b2fe0a5f8a61bed1d79ad5fda34534230"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y9Ae4Vt04Mg3b+vWozKbpasUN8PILDF8iEuh9gZ7VAdMxigGZmPjA0RfstjXzJ5Xi5jTvJpzc5eFp3DavTeoBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T18:59:26.278649Z","bundle_sha256":"bb9dbcf34cc9e49d109f1ba9af2309ed8ca9edeca749a09721e3e73da089d7fb"}}