{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:ZRZL3R5WHZPWVBZAT3O7BTCLGB","short_pith_number":"pith:ZRZL3R5W","canonical_record":{"source":{"id":"hep-ph/0205220","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-05-20T17:10:40Z","cross_cats_sorted":["astro-ph","hep-ex","nucl-ex","nucl-th"],"title_canon_sha256":"0bd9043b59481129dd178af557afd9b26e9a00fed05aaa6d13381a10009e4fe8","abstract_canon_sha256":"1427426be43851bbb97f1bbef5fb3a5ad4683d36d69b439c335fc010e5dc419e"},"schema_version":"1.0"},"canonical_sha256":"cc72bdc7b63e5f6a87209eddf0cc4b305fe1b4597b03698aa4a0e382b5baf5a8","source":{"kind":"arxiv","id":"hep-ph/0205220","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0205220","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0205220v1","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0205220","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZRZL3R5WHZPW","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_16","alias_value":"ZRZL3R5WHZPWVBZA","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_8","alias_value":"ZRZL3R5W","created_at":"2026-07-04T16:34:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:ZRZL3R5WHZPWVBZAT3O7BTCLGB","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0205220","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-05-20T17:10:40Z","cross_cats_sorted":["astro-ph","hep-ex","nucl-ex","nucl-th"],"title_canon_sha256":"0bd9043b59481129dd178af557afd9b26e9a00fed05aaa6d13381a10009e4fe8","abstract_canon_sha256":"1427426be43851bbb97f1bbef5fb3a5ad4683d36d69b439c335fc010e5dc419e"},"schema_version":"1.0"},"canonical_sha256":"cc72bdc7b63e5f6a87209eddf0cc4b305fe1b4597b03698aa4a0e382b5baf5a8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:34:12.210866Z","signature_b64":"vpzOkmcg+cSH2hPlYk33mGfO/vHpNw+hDnnOMZDy+8DlSspfgqr4oMW3w/WGobhRD++UH1YFwPdBQdLpmXViAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc72bdc7b63e5f6a87209eddf0cc4b305fe1b4597b03698aa4a0e382b5baf5a8","last_reissued_at":"2026-07-04T16:34:12.210521Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:34:12.210521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0205220","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":"2026-07-04T16:34:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XQK3i1NKoGYWLTDKbxrIa0yNOkSnImu4MgdfUJtkf6jqmKaR9qeIQYVf6fdwFjqC6BPpvx7CgLpZscu9mP0QDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T11:31:25.136017Z"},"content_sha256":"4163c3720d53188d5837651eedc71510e0a0c2adcb6865a3c34e6f2aa53ddc85","schema_version":"1.0","event_id":"sha256:4163c3720d53188d5837651eedc71510e0a0c2adcb6865a3c34e6f2aa53ddc85"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:ZRZL3R5WHZPWVBZAT3O7BTCLGB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detection of Supernova Neutrinos by Neutrino-Proton Elastic Scattering","license":"","headline":"","cross_cats":["astro-ph","hep-ex","nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"John F. Beacom, Petr Vogel, Will M. Farr","submitted_at":"2002-05-20T17:10:40Z","abstract_excerpt":"We propose that neutrino-proton elastic scattering, $\\nu + p \\to \\nu + p$, can be used for the detection of supernova neutrinos in scintillator detectors. Though the proton recoil kinetic energy spectrum is soft, with $T_p \\simeq 2 E_\\nu^2/M_p$, and the scintillation light output from slow, heavily ionizing protons is quenched, the yield above a realistic threshold is nearly as large as that from $\\bar{\\nu}_e + p \\to e^+ + n$. In addition, the measured proton spectrum is related to the incident neutrino spectrum, which solves a long-standing problem of how to separately measure the total energ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0205220","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/hep-ph/0205220/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":"2026-07-04T16:34:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pJnB8UpMyo8gvnkSqkSGfT2xK/0SrR6tM2x3fV6AF0BpNpPOTQfvKD+30iljXufz3cDYJlZ7k0i9mN1NNfbZDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T11:31:25.136599Z"},"content_sha256":"9a0357b08b095fce861d302627bc884263e33e5ca1f4da0e997cb7eb17938289","schema_version":"1.0","event_id":"sha256:9a0357b08b095fce861d302627bc884263e33e5ca1f4da0e997cb7eb17938289"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/bundle.json","state_url":"https://pith.science/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/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":"2026-08-12T11:31:25Z","links":{"resolver":"https://pith.science/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB","bundle":"https://pith.science/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/bundle.json","state":"https://pith.science/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZRZL3R5WHZPWVBZAT3O7BTCLGB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:ZRZL3R5WHZPWVBZAT3O7BTCLGB","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":"1427426be43851bbb97f1bbef5fb3a5ad4683d36d69b439c335fc010e5dc419e","cross_cats_sorted":["astro-ph","hep-ex","nucl-ex","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-05-20T17:10:40Z","title_canon_sha256":"0bd9043b59481129dd178af557afd9b26e9a00fed05aaa6d13381a10009e4fe8"},"schema_version":"1.0","source":{"id":"hep-ph/0205220","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0205220","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0205220v1","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0205220","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZRZL3R5WHZPW","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_16","alias_value":"ZRZL3R5WHZPWVBZA","created_at":"2026-07-04T16:34:12Z"},{"alias_kind":"pith_short_8","alias_value":"ZRZL3R5W","created_at":"2026-07-04T16:34:12Z"}],"graph_snapshots":[{"event_id":"sha256:9a0357b08b095fce861d302627bc884263e33e5ca1f4da0e997cb7eb17938289","target":"graph","created_at":"2026-07-04T16:34:12Z","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/hep-ph/0205220/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose that neutrino-proton elastic scattering, $\\nu + p \\to \\nu + p$, can be used for the detection of supernova neutrinos in scintillator detectors. Though the proton recoil kinetic energy spectrum is soft, with $T_p \\simeq 2 E_\\nu^2/M_p$, and the scintillation light output from slow, heavily ionizing protons is quenched, the yield above a realistic threshold is nearly as large as that from $\\bar{\\nu}_e + p \\to e^+ + n$. In addition, the measured proton spectrum is related to the incident neutrino spectrum, which solves a long-standing problem of how to separately measure the total energ","authors_text":"John F. Beacom, Petr Vogel, Will M. Farr","cross_cats":["astro-ph","hep-ex","nucl-ex","nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2002-05-20T17:10:40Z","title":"Detection of Supernova Neutrinos by Neutrino-Proton Elastic Scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0205220","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":"sha256:4163c3720d53188d5837651eedc71510e0a0c2adcb6865a3c34e6f2aa53ddc85","target":"record","created_at":"2026-07-04T16:34:12Z","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":"1427426be43851bbb97f1bbef5fb3a5ad4683d36d69b439c335fc010e5dc419e","cross_cats_sorted":["astro-ph","hep-ex","nucl-ex","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-05-20T17:10:40Z","title_canon_sha256":"0bd9043b59481129dd178af557afd9b26e9a00fed05aaa6d13381a10009e4fe8"},"schema_version":"1.0","source":{"id":"hep-ph/0205220","kind":"arxiv","version":1}},"canonical_sha256":"cc72bdc7b63e5f6a87209eddf0cc4b305fe1b4597b03698aa4a0e382b5baf5a8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cc72bdc7b63e5f6a87209eddf0cc4b305fe1b4597b03698aa4a0e382b5baf5a8","first_computed_at":"2026-07-04T16:34:12.210521Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:34:12.210521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vpzOkmcg+cSH2hPlYk33mGfO/vHpNw+hDnnOMZDy+8DlSspfgqr4oMW3w/WGobhRD++UH1YFwPdBQdLpmXViAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:34:12.210866Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0205220","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4163c3720d53188d5837651eedc71510e0a0c2adcb6865a3c34e6f2aa53ddc85","sha256:9a0357b08b095fce861d302627bc884263e33e5ca1f4da0e997cb7eb17938289"],"state_sha256":"3fab8557dd63b89fbb14706a0b77c995c3f62821a684703cff3bb10521427701"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BOrcFlhYcxhxRFVcpA0vSH2WL4EEQcA5azZ/FY5ebrOoKDfbc9nA7vrb5CT2bnXimMJAfOpQQyKrjzRP9qJRBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T11:31:25.141201Z","bundle_sha256":"3bfd645600220ffa0455595108cdd316d762b18851172e66fe01745158b02c51"}}