{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:ZZV4GGCZMJZT7W7ORGZ32GGPYU","short_pith_number":"pith:ZZV4GGCZ","canonical_record":{"source":{"id":"1310.6104","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-23T03:39:22Z","cross_cats_sorted":[],"title_canon_sha256":"c2088dce2a14407f8c8eab9761d0f6423c4eb343fdf8e2ef06694eef1c2a4d7e","abstract_canon_sha256":"1833cf4d49683e9a7df326ce33f95dfacb501066d13b6eb850bd8683120a576e"},"schema_version":"1.0"},"canonical_sha256":"ce6bc3185962733fdbee89b3bd18cfc51d592abcdeb6ec8e041bcf55d6da09b6","source":{"kind":"arxiv","id":"1310.6104","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6104","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6104v2","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6104","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZZV4GGCZMJZT","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"ZZV4GGCZMJZT7W7O","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"ZZV4GGCZ","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:ZZV4GGCZMJZT7W7ORGZ32GGPYU","target":"record","payload":{"canonical_record":{"source":{"id":"1310.6104","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-23T03:39:22Z","cross_cats_sorted":[],"title_canon_sha256":"c2088dce2a14407f8c8eab9761d0f6423c4eb343fdf8e2ef06694eef1c2a4d7e","abstract_canon_sha256":"1833cf4d49683e9a7df326ce33f95dfacb501066d13b6eb850bd8683120a576e"},"schema_version":"1.0"},"canonical_sha256":"ce6bc3185962733fdbee89b3bd18cfc51d592abcdeb6ec8e041bcf55d6da09b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:00:00.513314Z","signature_b64":"mcy9yFNeSbtJN8mqv0BhSIzV2cZkF4MzUnufXvYOOv+D/4qvctj0wOf6iv2eiN1if3d6qHzv4d94c/4Pfnt+Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce6bc3185962733fdbee89b3bd18cfc51d592abcdeb6ec8e041bcf55d6da09b6","last_reissued_at":"2026-05-18T03:00:00.512578Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:00:00.512578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.6104","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":"2026-05-18T03:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SXeHYWj2tWL1/e/SWieu77URhREe1pIJ7QulBk4DiI0EU/yReMFvZlkVCVSYxA2rDWVLgOKAyNoEaUAaJgggDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:40:46.916756Z"},"content_sha256":"a73a4d0b0a3f898cbb9bd8dc082e1d6d3f09f7a7a80b275632d8e71a7ee83ca4","schema_version":"1.0","event_id":"sha256:a73a4d0b0a3f898cbb9bd8dc082e1d6d3f09f7a7a80b275632d8e71a7ee83ca4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:ZZV4GGCZMJZT7W7ORGZ32GGPYU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for $^6_\\Lambda$H hypernucleus by the $^6$Li$(\\pi^-,K^+)$ reaction at $p_{\\pi^-}$ = 1.2 GeV/$c$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.Feliciello, A.O.Tokiyasu, A.Sakaguchi, B.J.Roy, C.Samanta, C.W.Joo, H.C.Bhang, H.Fujioka, H.Noumi, H.Sako, H.Sugimura, H.Tamura, J.K.Ahn, J.K.Lee, J.Y.Lee, K.Aoki, K.Hosomi, K.Imai, K.Matsuda, K.Matsuoka, K.Miwa, K.Shirotori, K.Tanabe, K.Tanida, K.Yoshida, M.Agnello, M.Endo, M.Moritsu, M.Nakagawa, M.Naruki, M.Sekimoto, M.Ukai, N.Amano, N.Chiga, N.Ishibashi, P.Evtoukhovitch, P.K.Saha, R.Honda, R.Iwasaki, R.Kiuchi, R.Ota, S.Ajimura, S.B.Yang, S.Hasegawa, S.Hayakawa, S.H.Hwang, S.Nagamiya, S.Sato, T.Fukuda, T.Nagae, T.N.Takahashi, T.O.Yamamoto, T.Shiozaki, T.Soyama, T.Takahashi, T.Tanaka, V.Samoilov, Y.Akazawa, Y.Ichikawa, Y.Igarashi, Y.Matsumoto, Y.Mizoi, Y.Sasaki, Y.Shimizu, Y.Yamamoto, Z.Tsamalaidze","submitted_at":"2013-10-23T03:39:22Z","abstract_excerpt":"We have carried out an experiment to search for a neutron-rich hypernucleus, $^6_{\\Lambda}$H, by the $^6$Li($\\pi^-,K^+$) reaction at $p_{\\pi^-}$ =1.2 GeV/$c$. The obtained missing mass spectrum with an estimated energy resolution of 3.2 MeV (FWHM) showed no peak structure corresponding to the $^6_{\\Lambda}$H hypernucleus neither below nor above the $^4_{\\Lambda}$H$+2n$ particle decay threshold. An upper limit of the production cross section for the bound $^6_{\\Lambda}$H hypernucleus was estimated to be 1.2 nb/sr at 90% confidence level."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6104","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":"2026-05-18T03:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KAbXx3NlhWJHY2yObvGkafhseGCvOZhjp0bH3pCW9cl3mBXWW4+dsAXYmNueJrs0jda8GS+LgKnhFUdVW5vNAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T22:40:46.917102Z"},"content_sha256":"c4564613f9d7fec8f2ebbf9c841c3dc4a1add0369eef961edfbbf902d0991c46","schema_version":"1.0","event_id":"sha256:c4564613f9d7fec8f2ebbf9c841c3dc4a1add0369eef961edfbbf902d0991c46"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/bundle.json","state_url":"https://pith.science/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/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":"2026-06-02T22:40:46Z","links":{"resolver":"https://pith.science/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU","bundle":"https://pith.science/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/bundle.json","state":"https://pith.science/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZZV4GGCZMJZT7W7ORGZ32GGPYU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ZZV4GGCZMJZT7W7ORGZ32GGPYU","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":"1833cf4d49683e9a7df326ce33f95dfacb501066d13b6eb850bd8683120a576e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-23T03:39:22Z","title_canon_sha256":"c2088dce2a14407f8c8eab9761d0f6423c4eb343fdf8e2ef06694eef1c2a4d7e"},"schema_version":"1.0","source":{"id":"1310.6104","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6104","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6104v2","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6104","created_at":"2026-05-18T03:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZZV4GGCZMJZT","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"ZZV4GGCZMJZT7W7O","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"ZZV4GGCZ","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:c4564613f9d7fec8f2ebbf9c841c3dc4a1add0369eef961edfbbf902d0991c46","target":"graph","created_at":"2026-05-18T03:00:00Z","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":"We have carried out an experiment to search for a neutron-rich hypernucleus, $^6_{\\Lambda}$H, by the $^6$Li($\\pi^-,K^+$) reaction at $p_{\\pi^-}$ =1.2 GeV/$c$. The obtained missing mass spectrum with an estimated energy resolution of 3.2 MeV (FWHM) showed no peak structure corresponding to the $^6_{\\Lambda}$H hypernucleus neither below nor above the $^4_{\\Lambda}$H$+2n$ particle decay threshold. An upper limit of the production cross section for the bound $^6_{\\Lambda}$H hypernucleus was estimated to be 1.2 nb/sr at 90% confidence level.","authors_text":"A.Feliciello, A.O.Tokiyasu, A.Sakaguchi, B.J.Roy, C.Samanta, C.W.Joo, H.C.Bhang, H.Fujioka, H.Noumi, H.Sako, H.Sugimura, H.Tamura, J.K.Ahn, J.K.Lee, J.Y.Lee, K.Aoki, K.Hosomi, K.Imai, K.Matsuda, K.Matsuoka, K.Miwa, K.Shirotori, K.Tanabe, K.Tanida, K.Yoshida, M.Agnello, M.Endo, M.Moritsu, M.Nakagawa, M.Naruki, M.Sekimoto, M.Ukai, N.Amano, N.Chiga, N.Ishibashi, P.Evtoukhovitch, P.K.Saha, R.Honda, R.Iwasaki, R.Kiuchi, R.Ota, S.Ajimura, S.B.Yang, S.Hasegawa, S.Hayakawa, S.H.Hwang, S.Nagamiya, S.Sato, T.Fukuda, T.Nagae, T.N.Takahashi, T.O.Yamamoto, T.Shiozaki, T.Soyama, T.Takahashi, T.Tanaka, V.Samoilov, Y.Akazawa, Y.Ichikawa, Y.Igarashi, Y.Matsumoto, Y.Mizoi, Y.Sasaki, Y.Shimizu, Y.Yamamoto, Z.Tsamalaidze","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-23T03:39:22Z","title":"Search for $^6_\\Lambda$H hypernucleus by the $^6$Li$(\\pi^-,K^+)$ reaction at $p_{\\pi^-}$ = 1.2 GeV/$c$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6104","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:a73a4d0b0a3f898cbb9bd8dc082e1d6d3f09f7a7a80b275632d8e71a7ee83ca4","target":"record","created_at":"2026-05-18T03:00:00Z","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":"1833cf4d49683e9a7df326ce33f95dfacb501066d13b6eb850bd8683120a576e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-10-23T03:39:22Z","title_canon_sha256":"c2088dce2a14407f8c8eab9761d0f6423c4eb343fdf8e2ef06694eef1c2a4d7e"},"schema_version":"1.0","source":{"id":"1310.6104","kind":"arxiv","version":2}},"canonical_sha256":"ce6bc3185962733fdbee89b3bd18cfc51d592abcdeb6ec8e041bcf55d6da09b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce6bc3185962733fdbee89b3bd18cfc51d592abcdeb6ec8e041bcf55d6da09b6","first_computed_at":"2026-05-18T03:00:00.512578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:00:00.512578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mcy9yFNeSbtJN8mqv0BhSIzV2cZkF4MzUnufXvYOOv+D/4qvctj0wOf6iv2eiN1if3d6qHzv4d94c/4Pfnt+Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:00:00.513314Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.6104","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a73a4d0b0a3f898cbb9bd8dc082e1d6d3f09f7a7a80b275632d8e71a7ee83ca4","sha256:c4564613f9d7fec8f2ebbf9c841c3dc4a1add0369eef961edfbbf902d0991c46"],"state_sha256":"db1b3c257f738e198aef5741270d152b41930eea3e6b18bedfd1c5cb079d2221"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QgYtoNgtXuVC/JgkGc9/Cd9cXTZTDT/JBw9Y4KFC+PpbZ9ZpjO1QBXg8733/pUqMgHegphOdc/TJ7lmmcewdCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T22:40:46.918950Z","bundle_sha256":"ac25585ff22952c00ed21d5529c866d134fb10dc298b51c6c4c447a7e541c27b"}}