{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:K3SBXL5V6R3G4IALOAUOZMXZD3","short_pith_number":"pith:K3SBXL5V","canonical_record":{"source":{"id":"1106.2651","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-06-14T09:40:24Z","cross_cats_sorted":[],"title_canon_sha256":"dc9cff9f8f059cf79e9d1bb8ab4cc750264ae8b228026f90d1df69a1dbf0c920","abstract_canon_sha256":"6f06e3a0ab107bafb385c58e4cfbba439b858f1d6dbccd86aedfd4564b6adbea"},"schema_version":"1.0"},"canonical_sha256":"56e41bafb5f4766e200b7028ecb2f91ef0b71e76ec804b2bcc0a91dac3a619d4","source":{"kind":"arxiv","id":"1106.2651","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2651","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2651v1","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2651","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"K3SBXL5V6R3G","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"K3SBXL5V6R3G4IAL","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"K3SBXL5V","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:K3SBXL5V6R3G4IALOAUOZMXZD3","target":"record","payload":{"canonical_record":{"source":{"id":"1106.2651","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-06-14T09:40:24Z","cross_cats_sorted":[],"title_canon_sha256":"dc9cff9f8f059cf79e9d1bb8ab4cc750264ae8b228026f90d1df69a1dbf0c920","abstract_canon_sha256":"6f06e3a0ab107bafb385c58e4cfbba439b858f1d6dbccd86aedfd4564b6adbea"},"schema_version":"1.0"},"canonical_sha256":"56e41bafb5f4766e200b7028ecb2f91ef0b71e76ec804b2bcc0a91dac3a619d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:14:28.887492Z","signature_b64":"t6pP062oOpbM5GIwYKmRHOusVAuJz5SVinH9KLZnuCVDykaSqk5m36uPLFgVGiPLbHMTzrFAcBX6yI/2gUYbCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56e41bafb5f4766e200b7028ecb2f91ef0b71e76ec804b2bcc0a91dac3a619d4","last_reissued_at":"2026-05-18T04:14:28.886873Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:14:28.886873Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.2651","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":"2026-05-18T04:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GhwNDkSprzUeQyDkoVk82qxlegoAx4VjmheyYf+DVhBgiPRCSY/tXVGiglMgWR8+7rIPPVOGUY5LYIhH9jnMDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:13:14.998444Z"},"content_sha256":"da0f1aaec988069650a66e2d7527614c27b6ecaa5facdd447988e80587b22dc5","schema_version":"1.0","event_id":"sha256:da0f1aaec988069650a66e2d7527614c27b6ecaa5facdd447988e80587b22dc5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:K3SBXL5V6R3G4IALOAUOZMXZD3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The East-West method: an exposure-independent method to search for large scale anisotropies of cosmic rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"A.Letessier-Selvon, E.Roulet, H.Lyberis, M.Grigat, O.Deligny, P.L.Ghia, R.Bonino, S.Mollerach, S.Over, V.V.Alekseenko","submitted_at":"2011-06-14T09:40:24Z","abstract_excerpt":"The measurement of large scale anisotropies in cosmic ray arrival directions at energies above 10^13 eV is performed through the detection of Extensive Air Showers produced by cosmic ray interactions in the atmosphere. The observed anisotropies are small, so accurate measurements require small statistical uncertainties, i.e. large datasets. These can be obtained by employing ground detector arrays with large extensions (from 10^4 to 10^9 m^2) and long operation time (up to 20 years). The control of such arrays is challenging and spurious variations in the counting rate due to instrumental effe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2651","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":"2026-05-18T04:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1HQC+RlJcHVL8w73yHTCEY35ahVTEEzLvBcfjd28xtqGB2uPmfjHPr2TaPXEA6+zIClW8W2MuXtVuTG/zDs/Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:13:14.999005Z"},"content_sha256":"8586f50e5c1f0fadbd8074555656baa79a7c5fc289e0ab71a23dafd4ad7b9d96","schema_version":"1.0","event_id":"sha256:8586f50e5c1f0fadbd8074555656baa79a7c5fc289e0ab71a23dafd4ad7b9d96"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/bundle.json","state_url":"https://pith.science/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/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":"2026-05-26T22:13:15Z","links":{"resolver":"https://pith.science/pith/K3SBXL5V6R3G4IALOAUOZMXZD3","bundle":"https://pith.science/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/bundle.json","state":"https://pith.science/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K3SBXL5V6R3G4IALOAUOZMXZD3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:K3SBXL5V6R3G4IALOAUOZMXZD3","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":"6f06e3a0ab107bafb385c58e4cfbba439b858f1d6dbccd86aedfd4564b6adbea","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-06-14T09:40:24Z","title_canon_sha256":"dc9cff9f8f059cf79e9d1bb8ab4cc750264ae8b228026f90d1df69a1dbf0c920"},"schema_version":"1.0","source":{"id":"1106.2651","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2651","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2651v1","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2651","created_at":"2026-05-18T04:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"K3SBXL5V6R3G","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"K3SBXL5V6R3G4IAL","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"K3SBXL5V","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:8586f50e5c1f0fadbd8074555656baa79a7c5fc289e0ab71a23dafd4ad7b9d96","target":"graph","created_at":"2026-05-18T04:14:28Z","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":"The measurement of large scale anisotropies in cosmic ray arrival directions at energies above 10^13 eV is performed through the detection of Extensive Air Showers produced by cosmic ray interactions in the atmosphere. The observed anisotropies are small, so accurate measurements require small statistical uncertainties, i.e. large datasets. These can be obtained by employing ground detector arrays with large extensions (from 10^4 to 10^9 m^2) and long operation time (up to 20 years). The control of such arrays is challenging and spurious variations in the counting rate due to instrumental effe","authors_text":"A.Letessier-Selvon, E.Roulet, H.Lyberis, M.Grigat, O.Deligny, P.L.Ghia, R.Bonino, S.Mollerach, S.Over, V.V.Alekseenko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-06-14T09:40:24Z","title":"The East-West method: an exposure-independent method to search for large scale anisotropies of cosmic rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2651","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:da0f1aaec988069650a66e2d7527614c27b6ecaa5facdd447988e80587b22dc5","target":"record","created_at":"2026-05-18T04:14:28Z","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":"6f06e3a0ab107bafb385c58e4cfbba439b858f1d6dbccd86aedfd4564b6adbea","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-06-14T09:40:24Z","title_canon_sha256":"dc9cff9f8f059cf79e9d1bb8ab4cc750264ae8b228026f90d1df69a1dbf0c920"},"schema_version":"1.0","source":{"id":"1106.2651","kind":"arxiv","version":1}},"canonical_sha256":"56e41bafb5f4766e200b7028ecb2f91ef0b71e76ec804b2bcc0a91dac3a619d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56e41bafb5f4766e200b7028ecb2f91ef0b71e76ec804b2bcc0a91dac3a619d4","first_computed_at":"2026-05-18T04:14:28.886873Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:14:28.886873Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t6pP062oOpbM5GIwYKmRHOusVAuJz5SVinH9KLZnuCVDykaSqk5m36uPLFgVGiPLbHMTzrFAcBX6yI/2gUYbCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:14:28.887492Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.2651","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da0f1aaec988069650a66e2d7527614c27b6ecaa5facdd447988e80587b22dc5","sha256:8586f50e5c1f0fadbd8074555656baa79a7c5fc289e0ab71a23dafd4ad7b9d96"],"state_sha256":"2b65d41d5957cb794cb99d5cdfe5e11f991bdcd3230d35f7dd2a0aecc880a88c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qvLSqIGSMgynMfim+GUmR1mhe2YDyaHfjOk/OXL3Bpi8BrqWDQ0aU23q5cE+1PFjVGNZyIzebK3oFvjgMpbmBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:13:15.002433Z","bundle_sha256":"c44c969bbf09695ca09209e3cfff0e0e143646c76be9c78213d49c353fed3bb9"}}