{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:Y7DNP2V3S4U23ZN6HUSN7ML5RA","short_pith_number":"pith:Y7DNP2V3","canonical_record":{"source":{"id":"1405.3056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-05-13T07:54:59Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"2b6f4aaee26d37f58aa53c960cc6535d44a5b76864dd3d61fd2babf3bf1c8855","abstract_canon_sha256":"af99d5c55615a0ce0e3cbea1ce8f2ca238452a4e4d522cb960ad7dadba46b265"},"schema_version":"1.0"},"canonical_sha256":"c7c6d7eabb9729ade5be3d24dfb17d880bd9b500840e46d187be398b4ee9dc84","source":{"kind":"arxiv","id":"1405.3056","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.3056","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"arxiv_version","alias_value":"1405.3056v1","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.3056","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"pith_short_12","alias_value":"Y7DNP2V3S4U2","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y7DNP2V3S4U23ZN6","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y7DNP2V3","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:Y7DNP2V3S4U23ZN6HUSN7ML5RA","target":"record","payload":{"canonical_record":{"source":{"id":"1405.3056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-05-13T07:54:59Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"2b6f4aaee26d37f58aa53c960cc6535d44a5b76864dd3d61fd2babf3bf1c8855","abstract_canon_sha256":"af99d5c55615a0ce0e3cbea1ce8f2ca238452a4e4d522cb960ad7dadba46b265"},"schema_version":"1.0"},"canonical_sha256":"c7c6d7eabb9729ade5be3d24dfb17d880bd9b500840e46d187be398b4ee9dc84","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:53.956332Z","signature_b64":"KJuex5v/mrSgynbPHrYx0l2jhC8arfZIREMcPLnCVoW8L0Rjo8uNCjtj3kFTQfdEzO133DSLYNhgN2iNiJY+Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c7c6d7eabb9729ade5be3d24dfb17d880bd9b500840e46d187be398b4ee9dc84","last_reissued_at":"2026-05-18T02:32:53.955769Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:53.955769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.3056","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":"2026-05-18T02:32:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tVdB4dy6nma7WM8Z1fXRPRxfP30VmhoiSfHJiMgk4b000Zeb6zEb7QD+bfyDRGPMYrsnt9TZSRE5szXQ5JIxBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:12:08.294237Z"},"content_sha256":"9adbba03d7dbb0e709bdf8224da1656ace3ef43ed5347b37dd49544fd29199fa","schema_version":"1.0","event_id":"sha256:9adbba03d7dbb0e709bdf8224da1656ace3ef43ed5347b37dd49544fd29199fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:Y7DNP2V3S4U23ZN6HUSN7ML5RA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards a realistic solution of the cosmological constant fine-tuning problem by Higgs inflation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Chao-Jun Feng, Xin-zhou Li","submitted_at":"2014-05-13T07:54:59Z","abstract_excerpt":"Why the cosmological constant $\\Lambda$ observed today is so much smaller than the Planck scale or why the universe is accelerating at present? This is so-called the cosmological constant fine-tuning problem. In this paper, we find that this problem is solved with the help of Higgs inflation by simply assuming a variable cosmological \"constant\" during the inflation epoch. In the meanwhile, it could predict a large tensor-to-scalar ratio $r\\approx 0.20$ and a large running of spectral index $n'_s \\approx -0.028$ with a red-tilt spectrum $n_s \\approx 0.96$, as well as a big enough number of e-fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.3056","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":"2026-05-18T02:32:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y8MPvWfO3+CcqM+TDHVHaByQ0pZO5qlf6kIxX/vbrdGBDRRk0skFUSMD4c8JA2jLtp6oy5f02jHAVKjFy1bNBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:12:08.294604Z"},"content_sha256":"aeeb484e26f005b487959460505ab53f493d53dedfa65b305684533440fa35cc","schema_version":"1.0","event_id":"sha256:aeeb484e26f005b487959460505ab53f493d53dedfa65b305684533440fa35cc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/bundle.json","state_url":"https://pith.science/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/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":"2026-06-04T14:12:08Z","links":{"resolver":"https://pith.science/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA","bundle":"https://pith.science/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/bundle.json","state":"https://pith.science/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y7DNP2V3S4U23ZN6HUSN7ML5RA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:Y7DNP2V3S4U23ZN6HUSN7ML5RA","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":"af99d5c55615a0ce0e3cbea1ce8f2ca238452a4e4d522cb960ad7dadba46b265","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-05-13T07:54:59Z","title_canon_sha256":"2b6f4aaee26d37f58aa53c960cc6535d44a5b76864dd3d61fd2babf3bf1c8855"},"schema_version":"1.0","source":{"id":"1405.3056","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.3056","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"arxiv_version","alias_value":"1405.3056v1","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.3056","created_at":"2026-05-18T02:32:53Z"},{"alias_kind":"pith_short_12","alias_value":"Y7DNP2V3S4U2","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y7DNP2V3S4U23ZN6","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y7DNP2V3","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:aeeb484e26f005b487959460505ab53f493d53dedfa65b305684533440fa35cc","target":"graph","created_at":"2026-05-18T02:32:53Z","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":"Why the cosmological constant $\\Lambda$ observed today is so much smaller than the Planck scale or why the universe is accelerating at present? This is so-called the cosmological constant fine-tuning problem. In this paper, we find that this problem is solved with the help of Higgs inflation by simply assuming a variable cosmological \"constant\" during the inflation epoch. In the meanwhile, it could predict a large tensor-to-scalar ratio $r\\approx 0.20$ and a large running of spectral index $n'_s \\approx -0.028$ with a red-tilt spectrum $n_s \\approx 0.96$, as well as a big enough number of e-fo","authors_text":"Chao-Jun Feng, Xin-zhou Li","cross_cats":["gr-qc","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-05-13T07:54:59Z","title":"Towards a realistic solution of the cosmological constant fine-tuning problem by Higgs inflation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.3056","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":"sha256:9adbba03d7dbb0e709bdf8224da1656ace3ef43ed5347b37dd49544fd29199fa","target":"record","created_at":"2026-05-18T02:32:53Z","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":"af99d5c55615a0ce0e3cbea1ce8f2ca238452a4e4d522cb960ad7dadba46b265","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-05-13T07:54:59Z","title_canon_sha256":"2b6f4aaee26d37f58aa53c960cc6535d44a5b76864dd3d61fd2babf3bf1c8855"},"schema_version":"1.0","source":{"id":"1405.3056","kind":"arxiv","version":1}},"canonical_sha256":"c7c6d7eabb9729ade5be3d24dfb17d880bd9b500840e46d187be398b4ee9dc84","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7c6d7eabb9729ade5be3d24dfb17d880bd9b500840e46d187be398b4ee9dc84","first_computed_at":"2026-05-18T02:32:53.955769Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:53.955769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KJuex5v/mrSgynbPHrYx0l2jhC8arfZIREMcPLnCVoW8L0Rjo8uNCjtj3kFTQfdEzO133DSLYNhgN2iNiJY+Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:53.956332Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.3056","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9adbba03d7dbb0e709bdf8224da1656ace3ef43ed5347b37dd49544fd29199fa","sha256:aeeb484e26f005b487959460505ab53f493d53dedfa65b305684533440fa35cc"],"state_sha256":"60ce8f311f0da0934fc87d46ea7b04438809149e6b6b343328314baf3bcc6bfa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/RaFZpTYmtI8AJpEa73Lj8/unDDCBb/Fvrnzw+VhJvk06UAjiIBSKv+CWzj37dFDGS8vpKlAWQyRMV+oHyVyAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T14:12:08.296938Z","bundle_sha256":"75694817ee86c4c9848ac2378e4c24d31eff67e6bad3e1f3f6fdaa239698eb82"}}