{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:4GGJEJPGVSV3J63FESFP4X4MKY","short_pith_number":"pith:4GGJEJPG","canonical_record":{"source":{"id":"hep-ph/9911496","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-26T18:01:04Z","cross_cats_sorted":[],"title_canon_sha256":"999591fe1fc680207efbcbb87d6c12d68c6c89a07928071afc3b6e8038e17376","abstract_canon_sha256":"2dad83b4647791192ad1168446bfb196143be87333f30a9a1bba2025790233eb"},"schema_version":"1.0"},"canonical_sha256":"e18c9225e6acabb4fb65248afe5f8c5602a86d4a4e21da82ed5c81aaf9fe8bad","source":{"kind":"arxiv","id":"hep-ph/9911496","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911496","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911496v2","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911496","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_12","alias_value":"4GGJEJPGVSV3","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_16","alias_value":"4GGJEJPGVSV3J63F","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_8","alias_value":"4GGJEJPG","created_at":"2026-07-04T15:18:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:4GGJEJPGVSV3J63FESFP4X4MKY","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9911496","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-26T18:01:04Z","cross_cats_sorted":[],"title_canon_sha256":"999591fe1fc680207efbcbb87d6c12d68c6c89a07928071afc3b6e8038e17376","abstract_canon_sha256":"2dad83b4647791192ad1168446bfb196143be87333f30a9a1bba2025790233eb"},"schema_version":"1.0"},"canonical_sha256":"e18c9225e6acabb4fb65248afe5f8c5602a86d4a4e21da82ed5c81aaf9fe8bad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:18:26.971567Z","signature_b64":"REmpUCsrTdEnxs9+U9eC/j3Qz2kq9O3VVt62Z+9jE8JkzUDpvHHFKtpBhkM9GpEGXq3DIZ8M/mQgilO9yxdUCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e18c9225e6acabb4fb65248afe5f8c5602a86d4a4e21da82ed5c81aaf9fe8bad","last_reissued_at":"2026-07-04T15:18:26.971084Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:18:26.971084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9911496","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":"2026-07-04T15:18:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1lNB5J1D7RE67qtImUQ9UUTqVwH4UD6xvdxLS+Cf/XTTB2OPxayizBi2+G4eXKRwHbhKqDt+WUYbmw6Xmq3BDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:40:07.100046Z"},"content_sha256":"815ef8c2e97bfa4c144c2c03e1a0dfc2971f7b1dc1b7251bb5503f8a04e15d1d","schema_version":"1.0","event_id":"sha256:815ef8c2e97bfa4c144c2c03e1a0dfc2971f7b1dc1b7251bb5503f8a04e15d1d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:4GGJEJPGVSV3J63FESFP4X4MKY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Light Scalar Top Quarks and Supersymmetric Dark Matter","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. Djouadi (LPMT Montpellier), C. Boehm, M. Drees (TU Munchen)","submitted_at":"1999-11-26T18:01:04Z","abstract_excerpt":"A stable neutralino $\\chi_1^0$, assumed to be the lightest supersymmetric particle, is a favored particle physics candidate for the cosmological Dark Matter. We study co-annihilation of the lightest neutralino with the lighter scalar top quark $\\tilde{t}_1$. We show that for natural values of the neutralino mass, $\\lsim 300$ GeV, the $\\chi_1^0 - \\tilde{t}_1$ mass difference has to exceed $\\sim 10$ to 30 GeV if $\\chi_1^0$, is to contribute significantly to the Dark Matter. Scenarios with smaller mass splitting, where $\\tilde{t}_1$ is quite difficult to detect at collider experiments, are thus c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911496","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9911496/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":"2026-07-04T15:18:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mp7YqJk7uEXqkNOTT7V0GQaqqsXLEIoTxCOy/X47J2xbYQuM9A+fk4w0Tjk6YEOXV1Hal2S7ViEyizN9KCdECg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:40:07.101164Z"},"content_sha256":"e168c92a4eafec1d36b545963765a276cdb5041440c21c954f0ea1186ec38ce0","schema_version":"1.0","event_id":"sha256:e168c92a4eafec1d36b545963765a276cdb5041440c21c954f0ea1186ec38ce0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4GGJEJPGVSV3J63FESFP4X4MKY/bundle.json","state_url":"https://pith.science/pith/4GGJEJPGVSV3J63FESFP4X4MKY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4GGJEJPGVSV3J63FESFP4X4MKY/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":"2026-08-03T19:40:07Z","links":{"resolver":"https://pith.science/pith/4GGJEJPGVSV3J63FESFP4X4MKY","bundle":"https://pith.science/pith/4GGJEJPGVSV3J63FESFP4X4MKY/bundle.json","state":"https://pith.science/pith/4GGJEJPGVSV3J63FESFP4X4MKY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4GGJEJPGVSV3J63FESFP4X4MKY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:4GGJEJPGVSV3J63FESFP4X4MKY","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":"2dad83b4647791192ad1168446bfb196143be87333f30a9a1bba2025790233eb","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-26T18:01:04Z","title_canon_sha256":"999591fe1fc680207efbcbb87d6c12d68c6c89a07928071afc3b6e8038e17376"},"schema_version":"1.0","source":{"id":"hep-ph/9911496","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911496","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911496v2","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911496","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_12","alias_value":"4GGJEJPGVSV3","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_16","alias_value":"4GGJEJPGVSV3J63F","created_at":"2026-07-04T15:18:26Z"},{"alias_kind":"pith_short_8","alias_value":"4GGJEJPG","created_at":"2026-07-04T15:18:26Z"}],"graph_snapshots":[{"event_id":"sha256:e168c92a4eafec1d36b545963765a276cdb5041440c21c954f0ea1186ec38ce0","target":"graph","created_at":"2026-07-04T15:18:26Z","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/hep-ph/9911496/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A stable neutralino $\\chi_1^0$, assumed to be the lightest supersymmetric particle, is a favored particle physics candidate for the cosmological Dark Matter. We study co-annihilation of the lightest neutralino with the lighter scalar top quark $\\tilde{t}_1$. We show that for natural values of the neutralino mass, $\\lsim 300$ GeV, the $\\chi_1^0 - \\tilde{t}_1$ mass difference has to exceed $\\sim 10$ to 30 GeV if $\\chi_1^0$, is to contribute significantly to the Dark Matter. Scenarios with smaller mass splitting, where $\\tilde{t}_1$ is quite difficult to detect at collider experiments, are thus c","authors_text":"A. Djouadi (LPMT Montpellier), C. Boehm, M. Drees (TU Munchen)","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-11-26T18:01:04Z","title":"Light Scalar Top Quarks and Supersymmetric Dark Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911496","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":"sha256:815ef8c2e97bfa4c144c2c03e1a0dfc2971f7b1dc1b7251bb5503f8a04e15d1d","target":"record","created_at":"2026-07-04T15:18:26Z","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":"2dad83b4647791192ad1168446bfb196143be87333f30a9a1bba2025790233eb","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-26T18:01:04Z","title_canon_sha256":"999591fe1fc680207efbcbb87d6c12d68c6c89a07928071afc3b6e8038e17376"},"schema_version":"1.0","source":{"id":"hep-ph/9911496","kind":"arxiv","version":2}},"canonical_sha256":"e18c9225e6acabb4fb65248afe5f8c5602a86d4a4e21da82ed5c81aaf9fe8bad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e18c9225e6acabb4fb65248afe5f8c5602a86d4a4e21da82ed5c81aaf9fe8bad","first_computed_at":"2026-07-04T15:18:26.971084Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:18:26.971084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"REmpUCsrTdEnxs9+U9eC/j3Qz2kq9O3VVt62Z+9jE8JkzUDpvHHFKtpBhkM9GpEGXq3DIZ8M/mQgilO9yxdUCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:18:26.971567Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9911496","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:815ef8c2e97bfa4c144c2c03e1a0dfc2971f7b1dc1b7251bb5503f8a04e15d1d","sha256:e168c92a4eafec1d36b545963765a276cdb5041440c21c954f0ea1186ec38ce0"],"state_sha256":"ae66f9e5e7d82366af20d4dec97b2f144cd3fec905435beed5affc8fa6bc2dd1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GFYNbmMHi1q2Q0JcdNeJmV3fAQDxoGmlD7HmWq74nvsQl8A99pv3j+v01K+5O2S7bUo1zdUBfPzUzo8fMWzIBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T19:40:07.128222Z","bundle_sha256":"d118f5c145ef7af8a985896d2c2eb38c5befb3c7efc6bc374bdf4f1faea4f8ea"}}