{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:YX46O6TYYDTIDX6JISLOAGRJK4","short_pith_number":"pith:YX46O6TY","canonical_record":{"source":{"id":"1701.02987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-11T14:36:19Z","cross_cats_sorted":[],"title_canon_sha256":"3571d5fa2793a41e03255fd170a6aed89801b983a88051d0182864de80eed526","abstract_canon_sha256":"b6221c7af3b92d9da78826abd703226032e24066d557420cdbae9cf21b42553c"},"schema_version":"1.0"},"canonical_sha256":"c5f9e77a78c0e681dfc94496e01a29570260e89c819933933fb71b67ecaea7cb","source":{"kind":"arxiv","id":"1701.02987","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02987","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02987v1","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02987","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"pith_short_12","alias_value":"YX46O6TYYDTI","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YX46O6TYYDTIDX6J","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YX46O6TY","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:YX46O6TYYDTIDX6JISLOAGRJK4","target":"record","payload":{"canonical_record":{"source":{"id":"1701.02987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-11T14:36:19Z","cross_cats_sorted":[],"title_canon_sha256":"3571d5fa2793a41e03255fd170a6aed89801b983a88051d0182864de80eed526","abstract_canon_sha256":"b6221c7af3b92d9da78826abd703226032e24066d557420cdbae9cf21b42553c"},"schema_version":"1.0"},"canonical_sha256":"c5f9e77a78c0e681dfc94496e01a29570260e89c819933933fb71b67ecaea7cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:07.595755Z","signature_b64":"kyabp/rGhODsrCkROZWIdWRw0PC3wtsDsdc1eHsOwkHdnKUB0hYJyCS+Fab+8GhYKuVQd7jwVKGMUPeoPJqSDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5f9e77a78c0e681dfc94496e01a29570260e89c819933933fb71b67ecaea7cb","last_reissued_at":"2026-05-17T23:50:07.595149Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:07.595149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.02987","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":"2026-05-17T23:50:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U6aWocBnXBQG2qcdB2LF8NCE0/9U+UL7Q8W0C0B4mLcZkwMztm+fUozfvo8B8Bc9SuYj361UijSfxtbLJhJGAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:46:59.605932Z"},"content_sha256":"c61dd1e8c4d5c3893482b18d58409e39de68bd522251e79ff65b4899d5e040f4","schema_version":"1.0","event_id":"sha256:c61dd1e8c4d5c3893482b18d58409e39de68bd522251e79ff65b4899d5e040f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:YX46O6TYYDTIDX6JISLOAGRJK4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radiowave Detection of Ultra-High Energy Neutrinos and Cosmic Rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Dave Besson, Tim Huege","submitted_at":"2017-01-11T14:36:19Z","abstract_excerpt":"Radio waves, perhaps because they are uniquely transparent in our terrestrial atmosphere, as well as the cosmos beyond, or perhaps because they are macroscopic, so the basic instruments of detection (antennas) are easily constructable, arguably occupy a privileged position within the electromagnetic spectrum, and, correspondingly, receive disproportionate attention experimentally. Detection of radio-frequency radiation, at macroscopic wavelengths, has blossomed within the last decade as a competitive method for measurement of cosmic particles, particularly charged cosmic rays and neutrinos. Co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02987","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":"2026-05-17T23:50:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T73L3sW1NpvBBxyX7ShV9SWc8J2hCzxMMDbekgMpgq2OTZk4Lk0gnNTYXs1VQDm29ugtnW7fO0UL01Djd6XLCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:46:59.606277Z"},"content_sha256":"b14d28277cb2a89b4d4402ea82ac4c93a5a38047f0d6a440c878aca67875fb78","schema_version":"1.0","event_id":"sha256:b14d28277cb2a89b4d4402ea82ac4c93a5a38047f0d6a440c878aca67875fb78"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YX46O6TYYDTIDX6JISLOAGRJK4/bundle.json","state_url":"https://pith.science/pith/YX46O6TYYDTIDX6JISLOAGRJK4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YX46O6TYYDTIDX6JISLOAGRJK4/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":"2026-07-07T08:46:59Z","links":{"resolver":"https://pith.science/pith/YX46O6TYYDTIDX6JISLOAGRJK4","bundle":"https://pith.science/pith/YX46O6TYYDTIDX6JISLOAGRJK4/bundle.json","state":"https://pith.science/pith/YX46O6TYYDTIDX6JISLOAGRJK4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YX46O6TYYDTIDX6JISLOAGRJK4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:YX46O6TYYDTIDX6JISLOAGRJK4","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":"b6221c7af3b92d9da78826abd703226032e24066d557420cdbae9cf21b42553c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-11T14:36:19Z","title_canon_sha256":"3571d5fa2793a41e03255fd170a6aed89801b983a88051d0182864de80eed526"},"schema_version":"1.0","source":{"id":"1701.02987","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02987","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02987v1","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02987","created_at":"2026-05-17T23:50:07Z"},{"alias_kind":"pith_short_12","alias_value":"YX46O6TYYDTI","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YX46O6TYYDTIDX6J","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YX46O6TY","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:b14d28277cb2a89b4d4402ea82ac4c93a5a38047f0d6a440c878aca67875fb78","target":"graph","created_at":"2026-05-17T23:50:07Z","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":"Radio waves, perhaps because they are uniquely transparent in our terrestrial atmosphere, as well as the cosmos beyond, or perhaps because they are macroscopic, so the basic instruments of detection (antennas) are easily constructable, arguably occupy a privileged position within the electromagnetic spectrum, and, correspondingly, receive disproportionate attention experimentally. Detection of radio-frequency radiation, at macroscopic wavelengths, has blossomed within the last decade as a competitive method for measurement of cosmic particles, particularly charged cosmic rays and neutrinos. Co","authors_text":"Dave Besson, Tim Huege","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-11T14:36:19Z","title":"Radiowave Detection of Ultra-High Energy Neutrinos and Cosmic Rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02987","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:c61dd1e8c4d5c3893482b18d58409e39de68bd522251e79ff65b4899d5e040f4","target":"record","created_at":"2026-05-17T23:50:07Z","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":"b6221c7af3b92d9da78826abd703226032e24066d557420cdbae9cf21b42553c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-11T14:36:19Z","title_canon_sha256":"3571d5fa2793a41e03255fd170a6aed89801b983a88051d0182864de80eed526"},"schema_version":"1.0","source":{"id":"1701.02987","kind":"arxiv","version":1}},"canonical_sha256":"c5f9e77a78c0e681dfc94496e01a29570260e89c819933933fb71b67ecaea7cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5f9e77a78c0e681dfc94496e01a29570260e89c819933933fb71b67ecaea7cb","first_computed_at":"2026-05-17T23:50:07.595149Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:07.595149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kyabp/rGhODsrCkROZWIdWRw0PC3wtsDsdc1eHsOwkHdnKUB0hYJyCS+Fab+8GhYKuVQd7jwVKGMUPeoPJqSDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:07.595755Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.02987","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c61dd1e8c4d5c3893482b18d58409e39de68bd522251e79ff65b4899d5e040f4","sha256:b14d28277cb2a89b4d4402ea82ac4c93a5a38047f0d6a440c878aca67875fb78"],"state_sha256":"ecd0e3a2712cf25475b01dfb311bb3599185b9ae75e3625d113a99b58ea26e63"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2pn/Cm2xZpeRDsKdK1o9odYJmSIds8oyQhSQ6LrknVv6pxEmqvbl48QnxIB699DpRGqj+gy7aLmLyFihydVXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T08:46:59.608680Z","bundle_sha256":"2267b2ad999740f56ec18d824cf51a48c7a24ec68bf0cc14fbf99eb707e1d5bc"}}