{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:ERLCG6KYFWDU4GBFMOBZ4OZECH","short_pith_number":"pith:ERLCG6KY","canonical_record":{"source":{"id":"1409.0071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-08-30T00:33:23Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"866f0d42379e6deb1f8c6e63386f46b6de48facd234a936a6e7bd6fb16b3a27a","abstract_canon_sha256":"9b1274cdd1247371375fffe7db93a20a01f7350b29a19956dfc4ed0fd8e2b43e"},"schema_version":"1.0"},"canonical_sha256":"24562379582d874e182563839e3b2411c1066bd252a1027bce646540579b323e","source":{"kind":"arxiv","id":"1409.0071","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.0071","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"arxiv_version","alias_value":"1409.0071v1","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.0071","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"pith_short_12","alias_value":"ERLCG6KYFWDU","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"ERLCG6KYFWDU4GBF","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"ERLCG6KY","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:ERLCG6KYFWDU4GBFMOBZ4OZECH","target":"record","payload":{"canonical_record":{"source":{"id":"1409.0071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-08-30T00:33:23Z","cross_cats_sorted":["hep-ex","nucl-ex"],"title_canon_sha256":"866f0d42379e6deb1f8c6e63386f46b6de48facd234a936a6e7bd6fb16b3a27a","abstract_canon_sha256":"9b1274cdd1247371375fffe7db93a20a01f7350b29a19956dfc4ed0fd8e2b43e"},"schema_version":"1.0"},"canonical_sha256":"24562379582d874e182563839e3b2411c1066bd252a1027bce646540579b323e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:43:53.432807Z","signature_b64":"Fcvqp1nMZlvbsoww+EuJSnru3jb5QeUwgD3nJbbBrR0mXGBmiIriBE0lC2a63QTPGnSajg3wUXmjX1N1K/mNCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"24562379582d874e182563839e3b2411c1066bd252a1027bce646540579b323e","last_reissued_at":"2026-05-18T02:43:53.432284Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:43:53.432284Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.0071","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":"2026-05-18T02:43:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JdDuqQpUlJqjO9IXhtlJeyVe3qQII5CisJ4C5FpgbSkPTb0bGA02ws6D8rWqO1AFIhWE4PZV90w3tNsAMTtWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:55:25.344587Z"},"content_sha256":"10e7221bd3da3843c97adbe14f11e753a71cb47a9d1aec22336adb457657a693","schema_version":"1.0","event_id":"sha256:10e7221bd3da3843c97adbe14f11e753a71cb47a9d1aec22336adb457657a693"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:ERLCG6KYFWDU4GBFMOBZ4OZECH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First Calorimetric Measurement of OI-line in the Electron Capture Spectrum of $^{163}$Ho","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Fleischmann, A. Herlert, C. Enss, C. Hassel, K. Johnston, L. Gastaldo, M. Wegner, P. C.-O. Ranitzsch, S. Kempf","submitted_at":"2014-08-30T00:33:23Z","abstract_excerpt":"The isotope $^{163}$Ho undergoes an electron capture process with a recommended value for the energy available to the decay, $Q_{\\rm EC}$, of about 2.5 keV. According to the present knowledge, this is the lowest $Q_{\\rm EC}$ value for electron capture processes. Because of that, $^{163}$Ho is the best candidate to perform experiments to investigate the value of the electron neutrino mass based on the analysis of the calorimetrically measured spectrum.\n  We present for the first time the calorimetric measurement of the atomic de-excitation of the $^{163}$Dy daughter atom upon the capture of an "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.0071","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":"2026-05-18T02:43:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hh6kCxmcphnEnHpu9Mf1uzGbSyYIVOpGPiW7N/pn8bN2LKtejlosb3hTwdNoxCJpGhdRc/9upVHm48e5hbXJAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:55:25.345350Z"},"content_sha256":"e45af098d340da48b248d2d2417c55ea4d8f01805ddc99dd11ae201a040e6723","schema_version":"1.0","event_id":"sha256:e45af098d340da48b248d2d2417c55ea4d8f01805ddc99dd11ae201a040e6723"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/bundle.json","state_url":"https://pith.science/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/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":"2026-05-30T17:55:25Z","links":{"resolver":"https://pith.science/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH","bundle":"https://pith.science/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/bundle.json","state":"https://pith.science/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ERLCG6KYFWDU4GBFMOBZ4OZECH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:ERLCG6KYFWDU4GBFMOBZ4OZECH","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":"9b1274cdd1247371375fffe7db93a20a01f7350b29a19956dfc4ed0fd8e2b43e","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-08-30T00:33:23Z","title_canon_sha256":"866f0d42379e6deb1f8c6e63386f46b6de48facd234a936a6e7bd6fb16b3a27a"},"schema_version":"1.0","source":{"id":"1409.0071","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.0071","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"arxiv_version","alias_value":"1409.0071v1","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.0071","created_at":"2026-05-18T02:43:53Z"},{"alias_kind":"pith_short_12","alias_value":"ERLCG6KYFWDU","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"ERLCG6KYFWDU4GBF","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"ERLCG6KY","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:e45af098d340da48b248d2d2417c55ea4d8f01805ddc99dd11ae201a040e6723","target":"graph","created_at":"2026-05-18T02:43:53Z","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 isotope $^{163}$Ho undergoes an electron capture process with a recommended value for the energy available to the decay, $Q_{\\rm EC}$, of about 2.5 keV. According to the present knowledge, this is the lowest $Q_{\\rm EC}$ value for electron capture processes. Because of that, $^{163}$Ho is the best candidate to perform experiments to investigate the value of the electron neutrino mass based on the analysis of the calorimetrically measured spectrum.\n  We present for the first time the calorimetric measurement of the atomic de-excitation of the $^{163}$Dy daughter atom upon the capture of an ","authors_text":"A. Fleischmann, A. Herlert, C. Enss, C. Hassel, K. Johnston, L. Gastaldo, M. Wegner, P. C.-O. Ranitzsch, S. Kempf","cross_cats":["hep-ex","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-08-30T00:33:23Z","title":"First Calorimetric Measurement of OI-line in the Electron Capture Spectrum of $^{163}$Ho"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.0071","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":"sha256:10e7221bd3da3843c97adbe14f11e753a71cb47a9d1aec22336adb457657a693","target":"record","created_at":"2026-05-18T02:43:53Z","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":"9b1274cdd1247371375fffe7db93a20a01f7350b29a19956dfc4ed0fd8e2b43e","cross_cats_sorted":["hep-ex","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-08-30T00:33:23Z","title_canon_sha256":"866f0d42379e6deb1f8c6e63386f46b6de48facd234a936a6e7bd6fb16b3a27a"},"schema_version":"1.0","source":{"id":"1409.0071","kind":"arxiv","version":1}},"canonical_sha256":"24562379582d874e182563839e3b2411c1066bd252a1027bce646540579b323e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"24562379582d874e182563839e3b2411c1066bd252a1027bce646540579b323e","first_computed_at":"2026-05-18T02:43:53.432284Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:43:53.432284Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fcvqp1nMZlvbsoww+EuJSnru3jb5QeUwgD3nJbbBrR0mXGBmiIriBE0lC2a63QTPGnSajg3wUXmjX1N1K/mNCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:43:53.432807Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.0071","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10e7221bd3da3843c97adbe14f11e753a71cb47a9d1aec22336adb457657a693","sha256:e45af098d340da48b248d2d2417c55ea4d8f01805ddc99dd11ae201a040e6723"],"state_sha256":"05ef57fee03f44a2ded06980e3b5c80bb9a3704fc1614278175c76dbbf2b9999"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YHDS7KL/MHIz4SHfh26AaVPFz25TNi8Yvra48MwlGKD6ixnOmlVFqKb3TKBV5mNeAnI9zqFngjguuFN4DBxmBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T17:55:25.349518Z","bundle_sha256":"6a620ddf9ca45e1cd0f3dbd49ccde5ddc189566c3ba36263cd6964256680e7a1"}}