{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2JTQDVOXAIYS4QBLL3GJBRY673","short_pith_number":"pith:2JTQDVOX","canonical_record":{"source":{"id":"1809.06003","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-17T03:02:36Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8f06fc09bb62ce894213c45769bb9a95059b10de584ee32caa7b0e9b7bab77f8","abstract_canon_sha256":"36db83a5b7699db91e98b78db182b5e309236f65ad039851a0270f27ae4941e1"},"schema_version":"1.0"},"canonical_sha256":"d26701d5d702312e402b5ecc90c71efef1a6bb9539ad0e3392a1b82bf27dfe43","source":{"kind":"arxiv","id":"1809.06003","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.06003","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1809.06003v1","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.06003","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"2JTQDVOXAIYS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2JTQDVOXAIYS4QBL","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2JTQDVOX","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2JTQDVOXAIYS4QBLL3GJBRY673","target":"record","payload":{"canonical_record":{"source":{"id":"1809.06003","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-17T03:02:36Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8f06fc09bb62ce894213c45769bb9a95059b10de584ee32caa7b0e9b7bab77f8","abstract_canon_sha256":"36db83a5b7699db91e98b78db182b5e309236f65ad039851a0270f27ae4941e1"},"schema_version":"1.0"},"canonical_sha256":"d26701d5d702312e402b5ecc90c71efef1a6bb9539ad0e3392a1b82bf27dfe43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:12.491363Z","signature_b64":"+72A70P1z1XFFOL5iR5loe5sjJJ67qXnIl76UV6jIf1mBFJLHJJAO8egwnctnhJlOEEHkr311t1mRUN217c8Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d26701d5d702312e402b5ecc90c71efef1a6bb9539ad0e3392a1b82bf27dfe43","last_reissued_at":"2026-05-17T23:50:12.490838Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:12.490838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.06003","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":"2026-05-17T23:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RT+RLFplvt35vht3KduogHHVuAhCpYSO4xCTSfpeHuDSh2M4bXfV3uNxuP6O9IMMUqs3ZJdmK090FEB75wSVAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:21:40.401751Z"},"content_sha256":"335076a1e48cd4c41b506a8cfe7b777965efa453bd91f19847ca62df3ac37f85","schema_version":"1.0","event_id":"sha256:335076a1e48cd4c41b506a8cfe7b777965efa453bd91f19847ca62df3ac37f85"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2JTQDVOXAIYS4QBLL3GJBRY673","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dibaryons cannot be the dark matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Edward W. Kolb, Michael S. Turner","submitted_at":"2018-09-17T03:02:36Z","abstract_excerpt":"The hypothetical $SU(3)$ flavor-singlet dibaryon state $S$ with strangeness $-2$ has been discussed as a dark-matter candidate capable of explaining the curious 5-to-1 ratio of the mass density of dark matter to that of baryons. We study the early-universe production of dibaryons and find that irrespective of the hadron abundances produced by the QCD quark/hadron transition, rapid particle reactions thermalized the $S$ abundance, and it tracked equilibrium until it \"froze out\" at a tiny value. For the plausible range of dibaryon masses (1860 - 1890 MeV) and generous assumptions about its inter"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.06003","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":"2026-05-17T23:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YN61qtb1D6ETJEjiI6Ooh4nFGbVwqu8csZrdbndTN+bTY5ZS7AdjM/+Xyt1Sr+9tMMGkY/sHrQWfF7c/+NxQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:21:40.402106Z"},"content_sha256":"8e32bb21916244123d953ffa4da3dc5ee821c1a83057872a85fa433bcb1009d4","schema_version":"1.0","event_id":"sha256:8e32bb21916244123d953ffa4da3dc5ee821c1a83057872a85fa433bcb1009d4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2JTQDVOXAIYS4QBLL3GJBRY673/bundle.json","state_url":"https://pith.science/pith/2JTQDVOXAIYS4QBLL3GJBRY673/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2JTQDVOXAIYS4QBLL3GJBRY673/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":"2026-06-05T16:21:40Z","links":{"resolver":"https://pith.science/pith/2JTQDVOXAIYS4QBLL3GJBRY673","bundle":"https://pith.science/pith/2JTQDVOXAIYS4QBLL3GJBRY673/bundle.json","state":"https://pith.science/pith/2JTQDVOXAIYS4QBLL3GJBRY673/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2JTQDVOXAIYS4QBLL3GJBRY673/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2JTQDVOXAIYS4QBLL3GJBRY673","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":"36db83a5b7699db91e98b78db182b5e309236f65ad039851a0270f27ae4941e1","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-17T03:02:36Z","title_canon_sha256":"8f06fc09bb62ce894213c45769bb9a95059b10de584ee32caa7b0e9b7bab77f8"},"schema_version":"1.0","source":{"id":"1809.06003","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.06003","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1809.06003v1","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.06003","created_at":"2026-05-17T23:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"2JTQDVOXAIYS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2JTQDVOXAIYS4QBL","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2JTQDVOX","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:8e32bb21916244123d953ffa4da3dc5ee821c1a83057872a85fa433bcb1009d4","target":"graph","created_at":"2026-05-17T23:50:12Z","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 hypothetical $SU(3)$ flavor-singlet dibaryon state $S$ with strangeness $-2$ has been discussed as a dark-matter candidate capable of explaining the curious 5-to-1 ratio of the mass density of dark matter to that of baryons. We study the early-universe production of dibaryons and find that irrespective of the hadron abundances produced by the QCD quark/hadron transition, rapid particle reactions thermalized the $S$ abundance, and it tracked equilibrium until it \"froze out\" at a tiny value. For the plausible range of dibaryon masses (1860 - 1890 MeV) and generous assumptions about its inter","authors_text":"Edward W. Kolb, Michael S. Turner","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-17T03:02:36Z","title":"Dibaryons cannot be the dark matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.06003","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":"sha256:335076a1e48cd4c41b506a8cfe7b777965efa453bd91f19847ca62df3ac37f85","target":"record","created_at":"2026-05-17T23:50:12Z","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":"36db83a5b7699db91e98b78db182b5e309236f65ad039851a0270f27ae4941e1","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-17T03:02:36Z","title_canon_sha256":"8f06fc09bb62ce894213c45769bb9a95059b10de584ee32caa7b0e9b7bab77f8"},"schema_version":"1.0","source":{"id":"1809.06003","kind":"arxiv","version":1}},"canonical_sha256":"d26701d5d702312e402b5ecc90c71efef1a6bb9539ad0e3392a1b82bf27dfe43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d26701d5d702312e402b5ecc90c71efef1a6bb9539ad0e3392a1b82bf27dfe43","first_computed_at":"2026-05-17T23:50:12.490838Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:12.490838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+72A70P1z1XFFOL5iR5loe5sjJJ67qXnIl76UV6jIf1mBFJLHJJAO8egwnctnhJlOEEHkr311t1mRUN217c8Bw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:12.491363Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.06003","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:335076a1e48cd4c41b506a8cfe7b777965efa453bd91f19847ca62df3ac37f85","sha256:8e32bb21916244123d953ffa4da3dc5ee821c1a83057872a85fa433bcb1009d4"],"state_sha256":"843376dbe664f16382c478582e80ad3d7b963c6d301e224f5aa7475c9d14954f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j879jUmHcPsCkxeai2aYLtGNRUAmDxZP5LXRnufy6NbZ3U7Kp0vucGloB6TbI29eJe/z6qnJ1LgjC4ER4SlWDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T16:21:40.404144Z","bundle_sha256":"5ef328ea4aad0f584b6bb1b4b06cc802b986e4c0d07259f736704544c76ed0b9"}}