{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:VD5X6CXVT4EAYGAJXCQXCE2HMR","short_pith_number":"pith:VD5X6CXV","canonical_record":{"source":{"id":"1911.07143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-11-17T03:27:15Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"dbbc29244ac237c04b69b2c27d4ed8a8414ef134b1c63b2b5c7efb92df10ca05","abstract_canon_sha256":"9be676d6d5850af6cea04074a9654590c8835b33f66aa31b9bb9d4a224a131c4"},"schema_version":"1.0"},"canonical_sha256":"a8fb7f0af59f080c1809b8a171134764784a7589a2bfd1549a00188dc88bed28","source":{"kind":"arxiv","id":"1911.07143","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.07143","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"arxiv_version","alias_value":"1911.07143v1","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.07143","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_12","alias_value":"VD5X6CXVT4EA","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_16","alias_value":"VD5X6CXVT4EAYGAJ","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_8","alias_value":"VD5X6CXV","created_at":"2026-07-05T00:19:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:VD5X6CXVT4EAYGAJXCQXCE2HMR","target":"record","payload":{"canonical_record":{"source":{"id":"1911.07143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-11-17T03:27:15Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"dbbc29244ac237c04b69b2c27d4ed8a8414ef134b1c63b2b5c7efb92df10ca05","abstract_canon_sha256":"9be676d6d5850af6cea04074a9654590c8835b33f66aa31b9bb9d4a224a131c4"},"schema_version":"1.0"},"canonical_sha256":"a8fb7f0af59f080c1809b8a171134764784a7589a2bfd1549a00188dc88bed28","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:19:43.466004Z","signature_b64":"JOORPnmuqmP/nDM+KW7Urka43yfTHQ5G1DENpxvcANiXQFeJkVusVR3gq1GvqsfHmFHgLbq5T9/3Uk6dRf7jCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8fb7f0af59f080c1809b8a171134764784a7589a2bfd1549a00188dc88bed28","last_reissued_at":"2026-07-05T00:19:43.465560Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:19:43.465560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.07143","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":"2026-07-05T00:19:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0bTaMO+oLn6TdPQhgFYL4dLYYR3qS/P6vw7bScMEXGnWDMELQfzaYbuLudBoTPqAyu5qPeFR7X2Udz2YJ2ZtAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:11:49.587898Z"},"content_sha256":"ebdd01dd461caf852244cc720da2e130a13feb7c72e0810722748dbed2134553","schema_version":"1.0","event_id":"sha256:ebdd01dd461caf852244cc720da2e130a13feb7c72e0810722748dbed2134553"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:VD5X6CXVT4EAYGAJXCQXCE2HMR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Status of the DeeMe Experiment, an Experimental Search for $\\mu$-$e$ Conversion at J-PARC MLF","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"N. Teshima","submitted_at":"2019-11-17T03:27:15Z","abstract_excerpt":"The DeeMe experiment is planned to search for muon-to-electron conversion at J-PARC MLF. Our goal is to measure the process with a single event sensitivity of $1 \\times 10^{-13}$ or $2 \\times 10^{-14}$ for a graphite or silicon carbide target. That is one or two orders of magnitude better than the current upper limits, $7 \\times 10^{-13}$ for a gold target by the SINDRUM-II experiment at PSI and $4.6 \\times 10^{-12}$ for a titanium target by the experiment at TRIUMF. We are in the middle of preparation for the experiment. The construction of the secondary beamline, H Line, is now in progress. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.07143","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/1911.07143/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":"2026-07-05T00:19:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"41fz2svlIej3fwidEvpvxd4GB0+GkNlEBTMk5ZdnltE9qstkRB0m4VLPCRzsa/O7sC7QO/bNvEGovoiaLTF1Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:11:49.588421Z"},"content_sha256":"061c13bdaf5bbc7fabff3d22704af9fa1254b105ae7b55777770de3a8fe957cd","schema_version":"1.0","event_id":"sha256:061c13bdaf5bbc7fabff3d22704af9fa1254b105ae7b55777770de3a8fe957cd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/bundle.json","state_url":"https://pith.science/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/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":"2026-08-08T16:11:49Z","links":{"resolver":"https://pith.science/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR","bundle":"https://pith.science/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/bundle.json","state":"https://pith.science/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VD5X6CXVT4EAYGAJXCQXCE2HMR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VD5X6CXVT4EAYGAJXCQXCE2HMR","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":"9be676d6d5850af6cea04074a9654590c8835b33f66aa31b9bb9d4a224a131c4","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-11-17T03:27:15Z","title_canon_sha256":"dbbc29244ac237c04b69b2c27d4ed8a8414ef134b1c63b2b5c7efb92df10ca05"},"schema_version":"1.0","source":{"id":"1911.07143","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.07143","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"arxiv_version","alias_value":"1911.07143v1","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.07143","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_12","alias_value":"VD5X6CXVT4EA","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_16","alias_value":"VD5X6CXVT4EAYGAJ","created_at":"2026-07-05T00:19:43Z"},{"alias_kind":"pith_short_8","alias_value":"VD5X6CXV","created_at":"2026-07-05T00:19:43Z"}],"graph_snapshots":[{"event_id":"sha256:061c13bdaf5bbc7fabff3d22704af9fa1254b105ae7b55777770de3a8fe957cd","target":"graph","created_at":"2026-07-05T00:19:43Z","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/1911.07143/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The DeeMe experiment is planned to search for muon-to-electron conversion at J-PARC MLF. Our goal is to measure the process with a single event sensitivity of $1 \\times 10^{-13}$ or $2 \\times 10^{-14}$ for a graphite or silicon carbide target. That is one or two orders of magnitude better than the current upper limits, $7 \\times 10^{-13}$ for a gold target by the SINDRUM-II experiment at PSI and $4.6 \\times 10^{-12}$ for a titanium target by the experiment at TRIUMF. We are in the middle of preparation for the experiment. The construction of the secondary beamline, H Line, is now in progress. ","authors_text":"N. Teshima","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-11-17T03:27:15Z","title":"Status of the DeeMe Experiment, an Experimental Search for $\\mu$-$e$ Conversion at J-PARC MLF"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.07143","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:ebdd01dd461caf852244cc720da2e130a13feb7c72e0810722748dbed2134553","target":"record","created_at":"2026-07-05T00:19:43Z","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":"9be676d6d5850af6cea04074a9654590c8835b33f66aa31b9bb9d4a224a131c4","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-11-17T03:27:15Z","title_canon_sha256":"dbbc29244ac237c04b69b2c27d4ed8a8414ef134b1c63b2b5c7efb92df10ca05"},"schema_version":"1.0","source":{"id":"1911.07143","kind":"arxiv","version":1}},"canonical_sha256":"a8fb7f0af59f080c1809b8a171134764784a7589a2bfd1549a00188dc88bed28","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8fb7f0af59f080c1809b8a171134764784a7589a2bfd1549a00188dc88bed28","first_computed_at":"2026-07-05T00:19:43.465560Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:19:43.465560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JOORPnmuqmP/nDM+KW7Urka43yfTHQ5G1DENpxvcANiXQFeJkVusVR3gq1GvqsfHmFHgLbq5T9/3Uk6dRf7jCg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:19:43.466004Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.07143","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebdd01dd461caf852244cc720da2e130a13feb7c72e0810722748dbed2134553","sha256:061c13bdaf5bbc7fabff3d22704af9fa1254b105ae7b55777770de3a8fe957cd"],"state_sha256":"d1045b010cf583b538b56dc849a0ce320cb28e4d8fc2d4759d4e4aa9f26214b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NY+ZpGrhQxBmysx+Mt1iEvcTu9E/KuabwB38el21ZFCUuh/Rr9EOfsTVj+DZih6gJTpe+z161DBB/qj+lBrjCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T16:11:49.592326Z","bundle_sha256":"56459a1c5d68d062ee591fb96b0323948bc1a3de33bd4fdbb5e1a196d613b678"}}