{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:MPWVRWYXZZISLGQPLWODVSFIXR","short_pith_number":"pith:MPWVRWYX","canonical_record":{"source":{"id":"astro-ph/0106555","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-29T12:14:14Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"c5e1af0e39cac8079019ba8ed096a691bcfaaaf4973c9477a12cb7c8921c3703","abstract_canon_sha256":"2fd9d1631b1339cdeb6d3793de3530980ad724a4dc306e3ebaac1288218cd692"},"schema_version":"1.0"},"canonical_sha256":"63ed58db17ce51259a0f5d9c3ac8a8bc72ad8792598e127c98eb5b889971628e","source":{"kind":"arxiv","id":"astro-ph/0106555","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0106555","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0106555v2","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0106555","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"pith_short_12","alias_value":"MPWVRWYXZZIS","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"MPWVRWYXZZISLGQP","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"MPWVRWYX","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:MPWVRWYXZZISLGQPLWODVSFIXR","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0106555","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-29T12:14:14Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"c5e1af0e39cac8079019ba8ed096a691bcfaaaf4973c9477a12cb7c8921c3703","abstract_canon_sha256":"2fd9d1631b1339cdeb6d3793de3530980ad724a4dc306e3ebaac1288218cd692"},"schema_version":"1.0"},"canonical_sha256":"63ed58db17ce51259a0f5d9c3ac8a8bc72ad8792598e127c98eb5b889971628e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:40:36.183851Z","signature_b64":"MlVn4sXY5eCJn9mSnVmmSamqvfh7XfviL/oyoK65aX6dFJEu9ThsJAqxBoFn+WZl01D9W9nujfGh0OQvd/vvCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63ed58db17ce51259a0f5d9c3ac8a8bc72ad8792598e127c98eb5b889971628e","last_reissued_at":"2026-05-18T02:40:36.182041Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:40:36.182041Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0106555","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:40:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cyry5Jkiq0sqEJogQkeuQOh26+N6lPlvgaad6y7HhhRCZo4VAuHJoGcUKMPun49kQT2SBRSMHGAarPagcvniAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:21:26.965044Z"},"content_sha256":"272be5c69f50ad7b9b2f877be1c1b5ab49ba942943faf7d24f1e7aa0b148419c","schema_version":"1.0","event_id":"sha256:272be5c69f50ad7b9b2f877be1c1b5ab49ba942943faf7d24f1e7aa0b148419c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:MPWVRWYXZZISLGQPLWODVSFIXR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calculating exclusion limits for Weakly Interacting Massive Particle direct detection experiments without background subtraction","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph","authors_text":"Anne M Green","submitted_at":"2001-06-29T12:14:14Z","abstract_excerpt":"Competitive limits on the weakly interacting massive particle (WIMP) spin-independent scattering cross section are currently being produced by 76Ge detectors originally designed to search for neutrinoless double beta decay, such as the Heidelberg-Moscow and IGEX experiments. In the absence of background subtraction, limits on the WIMP interaction cross section are set by calculating the upper confidence limit on the theoretical event rate, given the observed event rate. The standard analysis technique involves calculating the 90% upper confidence limit on the number of events in each bin, and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0106555","kind":"arxiv","version":2},"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":"2026-05-18T02:40:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gtSou/9IPouDx0LxuDv2tnE6AGdAKUup2TA2mJRjeo4xzJbhYHlgmP+m3XtpC1jHXR9TFImQZTHP/JB7OUc1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:21:26.965717Z"},"content_sha256":"de3f49f4eae3fa088e5ab433ccb5d827dcf69e9daac8d9aeb2a1cd249a70c51a","schema_version":"1.0","event_id":"sha256:de3f49f4eae3fa088e5ab433ccb5d827dcf69e9daac8d9aeb2a1cd249a70c51a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MPWVRWYXZZISLGQPLWODVSFIXR/bundle.json","state_url":"https://pith.science/pith/MPWVRWYXZZISLGQPLWODVSFIXR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MPWVRWYXZZISLGQPLWODVSFIXR/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":"2026-05-25T13:21:26Z","links":{"resolver":"https://pith.science/pith/MPWVRWYXZZISLGQPLWODVSFIXR","bundle":"https://pith.science/pith/MPWVRWYXZZISLGQPLWODVSFIXR/bundle.json","state":"https://pith.science/pith/MPWVRWYXZZISLGQPLWODVSFIXR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MPWVRWYXZZISLGQPLWODVSFIXR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:MPWVRWYXZZISLGQPLWODVSFIXR","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":"2fd9d1631b1339cdeb6d3793de3530980ad724a4dc306e3ebaac1288218cd692","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-29T12:14:14Z","title_canon_sha256":"c5e1af0e39cac8079019ba8ed096a691bcfaaaf4973c9477a12cb7c8921c3703"},"schema_version":"1.0","source":{"id":"astro-ph/0106555","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0106555","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0106555v2","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0106555","created_at":"2026-05-18T02:40:36Z"},{"alias_kind":"pith_short_12","alias_value":"MPWVRWYXZZIS","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"MPWVRWYXZZISLGQP","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"MPWVRWYX","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:de3f49f4eae3fa088e5ab433ccb5d827dcf69e9daac8d9aeb2a1cd249a70c51a","target":"graph","created_at":"2026-05-18T02:40:36Z","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"},"paper":{"abstract_excerpt":"Competitive limits on the weakly interacting massive particle (WIMP) spin-independent scattering cross section are currently being produced by 76Ge detectors originally designed to search for neutrinoless double beta decay, such as the Heidelberg-Moscow and IGEX experiments. In the absence of background subtraction, limits on the WIMP interaction cross section are set by calculating the upper confidence limit on the theoretical event rate, given the observed event rate. The standard analysis technique involves calculating the 90% upper confidence limit on the number of events in each bin, and ","authors_text":"Anne M Green","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-06-29T12:14:14Z","title":"Calculating exclusion limits for Weakly Interacting Massive Particle direct detection experiments without background subtraction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0106555","kind":"arxiv","version":2},"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":"sha256:272be5c69f50ad7b9b2f877be1c1b5ab49ba942943faf7d24f1e7aa0b148419c","target":"record","created_at":"2026-05-18T02:40:36Z","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":"2fd9d1631b1339cdeb6d3793de3530980ad724a4dc306e3ebaac1288218cd692","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-29T12:14:14Z","title_canon_sha256":"c5e1af0e39cac8079019ba8ed096a691bcfaaaf4973c9477a12cb7c8921c3703"},"schema_version":"1.0","source":{"id":"astro-ph/0106555","kind":"arxiv","version":2}},"canonical_sha256":"63ed58db17ce51259a0f5d9c3ac8a8bc72ad8792598e127c98eb5b889971628e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63ed58db17ce51259a0f5d9c3ac8a8bc72ad8792598e127c98eb5b889971628e","first_computed_at":"2026-05-18T02:40:36.182041Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:40:36.182041Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MlVn4sXY5eCJn9mSnVmmSamqvfh7XfviL/oyoK65aX6dFJEu9ThsJAqxBoFn+WZl01D9W9nujfGh0OQvd/vvCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:40:36.183851Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0106555","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:272be5c69f50ad7b9b2f877be1c1b5ab49ba942943faf7d24f1e7aa0b148419c","sha256:de3f49f4eae3fa088e5ab433ccb5d827dcf69e9daac8d9aeb2a1cd249a70c51a"],"state_sha256":"84121697122325c7c622cc821fac8edba10b3021d617b9b55578c2525a2654f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+3yFkbmxnVKxdzO11KhvgCPXA1khnU5fdUfrlnIpitR9KNiF8c7Q5K6bk5FXi3z2pGlo3DPZo+4z5bI+NAkICQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T13:21:26.969644Z","bundle_sha256":"0cbcf1190e93eb705d0d1145b9c68bde81644dcb5dde5280ad391d074cfbe82c"}}