{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:4FCO4AX3OYBLJPMMTU4GUXLJX7","short_pith_number":"pith:4FCO4AX3","canonical_record":{"source":{"id":"1203.5707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-03-26T16:01:35Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"da1c311ae5f4e3446c1003666db3cb1c15a2e179b27ac4f62e080572f4e83f62","abstract_canon_sha256":"498ba0a5be0db682925c614e89b659dfd4880504cf4dcbd8dfaf585eba533797"},"schema_version":"1.0"},"canonical_sha256":"e144ee02fb7602b4bd8c9d386a5d69bfdd8ed61ec0fa8750325693140bf47c52","source":{"kind":"arxiv","id":"1203.5707","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5707","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5707v1","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5707","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"pith_short_12","alias_value":"4FCO4AX3OYBL","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"4FCO4AX3OYBLJPMM","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"4FCO4AX3","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:4FCO4AX3OYBLJPMMTU4GUXLJX7","target":"record","payload":{"canonical_record":{"source":{"id":"1203.5707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-03-26T16:01:35Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"da1c311ae5f4e3446c1003666db3cb1c15a2e179b27ac4f62e080572f4e83f62","abstract_canon_sha256":"498ba0a5be0db682925c614e89b659dfd4880504cf4dcbd8dfaf585eba533797"},"schema_version":"1.0"},"canonical_sha256":"e144ee02fb7602b4bd8c9d386a5d69bfdd8ed61ec0fa8750325693140bf47c52","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:55:35.185061Z","signature_b64":"NhSZN7fyGfX8Z5pBHHbKMWR1MbTfD591xlJgxefFpuBLzbcx02PzAk1nlB4WklTn/bQtKtPZLCQKrNqWLvSZAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e144ee02fb7602b4bd8c9d386a5d69bfdd8ed61ec0fa8750325693140bf47c52","last_reissued_at":"2026-05-18T03:55:35.184337Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:55:35.184337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.5707","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":"2026-05-18T03:55:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PlhkrH3yaHtDBG3TAb7V5j6022/ZUstmbC5BIKB6W22SJmFywrL09+9ObCshLqt0w/vvisLxnOIxXJgNo3EuAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T13:58:25.844631Z"},"content_sha256":"200be1f3ea5c7d1099f510b0064fe5c42705853b587ca2a23a32357fa0545e90","schema_version":"1.0","event_id":"sha256:200be1f3ea5c7d1099f510b0064fe5c42705853b587ca2a23a32357fa0545e90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:4FCO4AX3OYBLJPMMTU4GUXLJX7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strangeness nuclear physics: a critical review on selected topics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"Elena Botta, Gianni Garbarino, Tullio Bressani","submitted_at":"2012-03-26T16:01:35Z","abstract_excerpt":"Selected topics in strangeness nuclear physics are critically reviewed. This includes production, structure and weak decay of $\\Lambda$--Hypernuclei, the $\\bar K$ nuclear interaction and the possible existence of $\\bar K$ bound states in nuclei. Perspectives for future studies on these issues are also outlined."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5707","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":"2026-05-18T03:55:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2GNh7taHegIjmIol0aveIkcYupMj3O1o337fnnbsjVnsacYvIuxxINF6jsCg0558rahS5dOjQphKKwqHhdxtBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T13:58:25.845099Z"},"content_sha256":"b63d274625b3d0ed741866ae025be4985243f88410dc426429b6acd7e32f1c30","schema_version":"1.0","event_id":"sha256:b63d274625b3d0ed741866ae025be4985243f88410dc426429b6acd7e32f1c30"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/bundle.json","state_url":"https://pith.science/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/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":"2026-08-12T13:58:25Z","links":{"resolver":"https://pith.science/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7","bundle":"https://pith.science/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/bundle.json","state":"https://pith.science/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4FCO4AX3OYBLJPMMTU4GUXLJX7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:4FCO4AX3OYBLJPMMTU4GUXLJX7","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":"498ba0a5be0db682925c614e89b659dfd4880504cf4dcbd8dfaf585eba533797","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-03-26T16:01:35Z","title_canon_sha256":"da1c311ae5f4e3446c1003666db3cb1c15a2e179b27ac4f62e080572f4e83f62"},"schema_version":"1.0","source":{"id":"1203.5707","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5707","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5707v1","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5707","created_at":"2026-05-18T03:55:35Z"},{"alias_kind":"pith_short_12","alias_value":"4FCO4AX3OYBL","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"4FCO4AX3OYBLJPMM","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"4FCO4AX3","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:b63d274625b3d0ed741866ae025be4985243f88410dc426429b6acd7e32f1c30","target":"graph","created_at":"2026-05-18T03:55:35Z","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":"Selected topics in strangeness nuclear physics are critically reviewed. This includes production, structure and weak decay of $\\Lambda$--Hypernuclei, the $\\bar K$ nuclear interaction and the possible existence of $\\bar K$ bound states in nuclei. Perspectives for future studies on these issues are also outlined.","authors_text":"Elena Botta, Gianni Garbarino, Tullio Bressani","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-03-26T16:01:35Z","title":"Strangeness nuclear physics: a critical review on selected topics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5707","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":"sha256:200be1f3ea5c7d1099f510b0064fe5c42705853b587ca2a23a32357fa0545e90","target":"record","created_at":"2026-05-18T03:55:35Z","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":"498ba0a5be0db682925c614e89b659dfd4880504cf4dcbd8dfaf585eba533797","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-03-26T16:01:35Z","title_canon_sha256":"da1c311ae5f4e3446c1003666db3cb1c15a2e179b27ac4f62e080572f4e83f62"},"schema_version":"1.0","source":{"id":"1203.5707","kind":"arxiv","version":1}},"canonical_sha256":"e144ee02fb7602b4bd8c9d386a5d69bfdd8ed61ec0fa8750325693140bf47c52","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e144ee02fb7602b4bd8c9d386a5d69bfdd8ed61ec0fa8750325693140bf47c52","first_computed_at":"2026-05-18T03:55:35.184337Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:55:35.184337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NhSZN7fyGfX8Z5pBHHbKMWR1MbTfD591xlJgxefFpuBLzbcx02PzAk1nlB4WklTn/bQtKtPZLCQKrNqWLvSZAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:55:35.185061Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.5707","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:200be1f3ea5c7d1099f510b0064fe5c42705853b587ca2a23a32357fa0545e90","sha256:b63d274625b3d0ed741866ae025be4985243f88410dc426429b6acd7e32f1c30"],"state_sha256":"77c2150559f20713a4a1b4f40187ce0a075aa8a2c59422a50cedd960ee51ed51"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HB5iBAlA7IG4K/h3trqCUie2miGSFYtsYicBTcfDnoNcVnE6d76ZKdjUa0R7hlrZPTGzxiulXLzHv3vWfojHAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T13:58:25.849560Z","bundle_sha256":"cda6b131576744b6f6f7403ee3eadf80f08b02a63d2538811c7b13fddcb88df3"}}