{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:EZZG4L2G77S7PSXMEP4SZXXKC7","short_pith_number":"pith:EZZG4L2G","canonical_record":{"source":{"id":"1406.0617","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-06-03T08:16:09Z","cross_cats_sorted":[],"title_canon_sha256":"6d5a748887325cf0561bb1450a937dafe2b24648aba9269419d37cb0bdd66982","abstract_canon_sha256":"57813e8f5d7a0767a4045354e7780da4528b25adac0d62ad334bf7540e9ed354"},"schema_version":"1.0"},"canonical_sha256":"26726e2f46ffe5f7caec23f92cdeea17c3d32f82def6c418c1d4fc6877669d83","source":{"kind":"arxiv","id":"1406.0617","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0617","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0617v2","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0617","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"EZZG4L2G77S7","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"EZZG4L2G77S7PSXM","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"EZZG4L2G","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:EZZG4L2G77S7PSXMEP4SZXXKC7","target":"record","payload":{"canonical_record":{"source":{"id":"1406.0617","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-06-03T08:16:09Z","cross_cats_sorted":[],"title_canon_sha256":"6d5a748887325cf0561bb1450a937dafe2b24648aba9269419d37cb0bdd66982","abstract_canon_sha256":"57813e8f5d7a0767a4045354e7780da4528b25adac0d62ad334bf7540e9ed354"},"schema_version":"1.0"},"canonical_sha256":"26726e2f46ffe5f7caec23f92cdeea17c3d32f82def6c418c1d4fc6877669d83","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:02.660984Z","signature_b64":"9sYXzKWpIHHZ5rlxcIENYC3rmK/De1UGVGNqpgsnsYfi4O+PB0nFXd0B+XmEiHJenf9A+2vFpT/GYIIvO+rPDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26726e2f46ffe5f7caec23f92cdeea17c3d32f82def6c418c1d4fc6877669d83","last_reissued_at":"2026-05-18T01:43:02.660591Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:02.660591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.0617","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":"2026-05-18T01:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I2sTr8t5BIpgItQLVLh2udvhnZQI5o+qGQqfEjKuEXzQIOkjcjvHVD8o4utDHsu45tvtvFQnlHVm9DmWNzOABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:59:07.648240Z"},"content_sha256":"4bacd71187df8a17c623bd3c218fb51403ca66203f2bc804a02f90c0c4948652","schema_version":"1.0","event_id":"sha256:4bacd71187df8a17c623bd3c218fb51403ca66203f2bc804a02f90c0c4948652"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:EZZG4L2G77S7PSXMEP4SZXXKC7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A minimal model for two-component dark matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Carlos E. Yaguna, Michael Klasen, Sonja Esch","submitted_at":"2014-06-03T08:16:09Z","abstract_excerpt":"We propose and study a new minimal model for two-component dark matter. The model contains only three additional fields, one fermion and two scalars, all singlets under the Standard Model gauge group. Two of these fields, one fermion and one scalar, are odd under a $Z_2$ symmetry that renders them simultaneously stable. Thus, both particles contribute to the observed dark matter density. This model resembles the union of the singlet scalar and the singlet fermionic models but it contains some new features of its own. We analyze in some detail its dark matter phenomenology. Regarding the relic "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0617","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":"2026-05-18T01:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yh1qOKRxOWVeLYPmsW1r/us058BrVt9u2QNBC4tZMjMjjOb0qMrzs60Sgr4MacAdHGi1RaxDj+j0aBzmRODUCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:59:07.649007Z"},"content_sha256":"83d8df2cce675d8d6fff4cef5706feffd666c2fdec2066970d2620bcf78af84e","schema_version":"1.0","event_id":"sha256:83d8df2cce675d8d6fff4cef5706feffd666c2fdec2066970d2620bcf78af84e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/bundle.json","state_url":"https://pith.science/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/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":"2026-05-31T13:59:07Z","links":{"resolver":"https://pith.science/pith/EZZG4L2G77S7PSXMEP4SZXXKC7","bundle":"https://pith.science/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/bundle.json","state":"https://pith.science/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EZZG4L2G77S7PSXMEP4SZXXKC7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:EZZG4L2G77S7PSXMEP4SZXXKC7","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":"57813e8f5d7a0767a4045354e7780da4528b25adac0d62ad334bf7540e9ed354","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-06-03T08:16:09Z","title_canon_sha256":"6d5a748887325cf0561bb1450a937dafe2b24648aba9269419d37cb0bdd66982"},"schema_version":"1.0","source":{"id":"1406.0617","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0617","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0617v2","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0617","created_at":"2026-05-18T01:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"EZZG4L2G77S7","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"EZZG4L2G77S7PSXM","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"EZZG4L2G","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:83d8df2cce675d8d6fff4cef5706feffd666c2fdec2066970d2620bcf78af84e","target":"graph","created_at":"2026-05-18T01:43:02Z","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 propose and study a new minimal model for two-component dark matter. The model contains only three additional fields, one fermion and two scalars, all singlets under the Standard Model gauge group. Two of these fields, one fermion and one scalar, are odd under a $Z_2$ symmetry that renders them simultaneously stable. Thus, both particles contribute to the observed dark matter density. This model resembles the union of the singlet scalar and the singlet fermionic models but it contains some new features of its own. We analyze in some detail its dark matter phenomenology. Regarding the relic ","authors_text":"Carlos E. Yaguna, Michael Klasen, Sonja Esch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-06-03T08:16:09Z","title":"A minimal model for two-component dark matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0617","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":"sha256:4bacd71187df8a17c623bd3c218fb51403ca66203f2bc804a02f90c0c4948652","target":"record","created_at":"2026-05-18T01:43:02Z","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":"57813e8f5d7a0767a4045354e7780da4528b25adac0d62ad334bf7540e9ed354","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-06-03T08:16:09Z","title_canon_sha256":"6d5a748887325cf0561bb1450a937dafe2b24648aba9269419d37cb0bdd66982"},"schema_version":"1.0","source":{"id":"1406.0617","kind":"arxiv","version":2}},"canonical_sha256":"26726e2f46ffe5f7caec23f92cdeea17c3d32f82def6c418c1d4fc6877669d83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"26726e2f46ffe5f7caec23f92cdeea17c3d32f82def6c418c1d4fc6877669d83","first_computed_at":"2026-05-18T01:43:02.660591Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:02.660591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9sYXzKWpIHHZ5rlxcIENYC3rmK/De1UGVGNqpgsnsYfi4O+PB0nFXd0B+XmEiHJenf9A+2vFpT/GYIIvO+rPDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:02.660984Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.0617","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4bacd71187df8a17c623bd3c218fb51403ca66203f2bc804a02f90c0c4948652","sha256:83d8df2cce675d8d6fff4cef5706feffd666c2fdec2066970d2620bcf78af84e"],"state_sha256":"b03ff96dee91b865afdf74f4ffcb541aa75810ee0cf31e30447c1363b6d84000"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ABlcTnBVAYQHqH1M/LKJOB/VVdYvhScwM+Q+DJHkLQ2SSZLcdqqpaDeCfFUuocZCmNkzDKOJRHYIESPyO8WYAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T13:59:07.653519Z","bundle_sha256":"e4d82568563807bfadf0e579227eafa0fb5f3618f4bbb6090f280b720e9605ef"}}