{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:QKVVTJWBY3RDUAMTSNW725YUM3","short_pith_number":"pith:QKVVTJWB","canonical_record":{"source":{"id":"2102.09578","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-02-18T19:00:29Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f5e3353057e4cb3d014e7c605721e4ac7c33e44c0e454509d4181c2a23e9b006","abstract_canon_sha256":"6dc4982c0628dd10b447d4006fb1062114db66b7bbb20c8ad9898988cebf8459"},"schema_version":"1.0"},"canonical_sha256":"82ab59a6c1c6e23a0193936dfd771466f0edc59130133fecc7d3f9eeafcb090e","source":{"kind":"arxiv","id":"2102.09578","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.09578","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"arxiv_version","alias_value":"2102.09578v2","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.09578","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_12","alias_value":"QKVVTJWBY3RD","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_16","alias_value":"QKVVTJWBY3RDUAMT","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_8","alias_value":"QKVVTJWB","created_at":"2026-07-05T03:34:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:QKVVTJWBY3RDUAMTSNW725YUM3","target":"record","payload":{"canonical_record":{"source":{"id":"2102.09578","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-02-18T19:00:29Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f5e3353057e4cb3d014e7c605721e4ac7c33e44c0e454509d4181c2a23e9b006","abstract_canon_sha256":"6dc4982c0628dd10b447d4006fb1062114db66b7bbb20c8ad9898988cebf8459"},"schema_version":"1.0"},"canonical_sha256":"82ab59a6c1c6e23a0193936dfd771466f0edc59130133fecc7d3f9eeafcb090e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:34:22.359738Z","signature_b64":"Lse3pELqH3R+CPXiSpfJn4c5oBuiRnsocvO8f91Ozp2z7lVdz2J4qtkkkT2gMoRx+Slna3Y6278FRj/gOps3Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82ab59a6c1c6e23a0193936dfd771466f0edc59130133fecc7d3f9eeafcb090e","last_reissued_at":"2026-07-05T03:34:22.359221Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:34:22.359221Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.09578","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":"2026-07-05T03:34:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fRKmQ6bX7XAUKuIL/ez3eAV865DdCJpGuH4bmRJNvKUOgqXSZAEBaygeDlT5/CQO1dqZ3QFxC1k5ZAxcIdeuAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T19:17:38.997297Z"},"content_sha256":"c8cc5626b95beb4f9eb424bbc6b0c6591a8b884b0418167b94cf04e571056e26","schema_version":"1.0","event_id":"sha256:c8cc5626b95beb4f9eb424bbc6b0c6591a8b884b0418167b94cf04e571056e26"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:QKVVTJWBY3RDUAMTSNW725YUM3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the role of dissipative effects in the quantum gravitational onset of warm Starobinsky inflation in a closed universe","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"Meysam Motaharfar, Parampreet Singh","submitted_at":"2021-02-18T19:00:29Z","abstract_excerpt":"A problematic feature of low energy scale inflationary models, such as Starobinsky inflation, in a spatially closed universe is the occurrence of a recollapse and a big crunch singularity before inflation can even set in. In a recent work it was shown that this problem can be successfully resolved in loop quantum cosmology for a large class of initial conditions due to a non-singular cyclic evolution and a hysteresis-like phenomena. However, for certain highly unfavorable initial conditions the onset of inflation was still difficult to obtain. In this work, we explore the role of dissipative p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.09578","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/2102.09578/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":"2026-07-05T03:34:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9NFB8klPgU5Z6wuhi/W57lLEFEJF8sRgFsaOtileLafVLt3JQm14Qk8Y9zP0vvmofLxoF64LTBJzOC6kntpCCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T19:17:38.998206Z"},"content_sha256":"a18db650cd398019d33447e3f905471104522f3a600257a97678df4b5c022f15","schema_version":"1.0","event_id":"sha256:a18db650cd398019d33447e3f905471104522f3a600257a97678df4b5c022f15"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QKVVTJWBY3RDUAMTSNW725YUM3/bundle.json","state_url":"https://pith.science/pith/QKVVTJWBY3RDUAMTSNW725YUM3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QKVVTJWBY3RDUAMTSNW725YUM3/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":"2026-08-08T19:17:39Z","links":{"resolver":"https://pith.science/pith/QKVVTJWBY3RDUAMTSNW725YUM3","bundle":"https://pith.science/pith/QKVVTJWBY3RDUAMTSNW725YUM3/bundle.json","state":"https://pith.science/pith/QKVVTJWBY3RDUAMTSNW725YUM3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QKVVTJWBY3RDUAMTSNW725YUM3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:QKVVTJWBY3RDUAMTSNW725YUM3","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":"6dc4982c0628dd10b447d4006fb1062114db66b7bbb20c8ad9898988cebf8459","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-02-18T19:00:29Z","title_canon_sha256":"f5e3353057e4cb3d014e7c605721e4ac7c33e44c0e454509d4181c2a23e9b006"},"schema_version":"1.0","source":{"id":"2102.09578","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.09578","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"arxiv_version","alias_value":"2102.09578v2","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.09578","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_12","alias_value":"QKVVTJWBY3RD","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_16","alias_value":"QKVVTJWBY3RDUAMT","created_at":"2026-07-05T03:34:22Z"},{"alias_kind":"pith_short_8","alias_value":"QKVVTJWB","created_at":"2026-07-05T03:34:22Z"}],"graph_snapshots":[{"event_id":"sha256:a18db650cd398019d33447e3f905471104522f3a600257a97678df4b5c022f15","target":"graph","created_at":"2026-07-05T03:34:22Z","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/2102.09578/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A problematic feature of low energy scale inflationary models, such as Starobinsky inflation, in a spatially closed universe is the occurrence of a recollapse and a big crunch singularity before inflation can even set in. In a recent work it was shown that this problem can be successfully resolved in loop quantum cosmology for a large class of initial conditions due to a non-singular cyclic evolution and a hysteresis-like phenomena. However, for certain highly unfavorable initial conditions the onset of inflation was still difficult to obtain. In this work, we explore the role of dissipative p","authors_text":"Meysam Motaharfar, Parampreet Singh","cross_cats":["astro-ph.CO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-02-18T19:00:29Z","title":"On the role of dissipative effects in the quantum gravitational onset of warm Starobinsky inflation in a closed universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.09578","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:c8cc5626b95beb4f9eb424bbc6b0c6591a8b884b0418167b94cf04e571056e26","target":"record","created_at":"2026-07-05T03:34:22Z","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":"6dc4982c0628dd10b447d4006fb1062114db66b7bbb20c8ad9898988cebf8459","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-02-18T19:00:29Z","title_canon_sha256":"f5e3353057e4cb3d014e7c605721e4ac7c33e44c0e454509d4181c2a23e9b006"},"schema_version":"1.0","source":{"id":"2102.09578","kind":"arxiv","version":2}},"canonical_sha256":"82ab59a6c1c6e23a0193936dfd771466f0edc59130133fecc7d3f9eeafcb090e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82ab59a6c1c6e23a0193936dfd771466f0edc59130133fecc7d3f9eeafcb090e","first_computed_at":"2026-07-05T03:34:22.359221Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:34:22.359221Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lse3pELqH3R+CPXiSpfJn4c5oBuiRnsocvO8f91Ozp2z7lVdz2J4qtkkkT2gMoRx+Slna3Y6278FRj/gOps3Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:34:22.359738Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.09578","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8cc5626b95beb4f9eb424bbc6b0c6591a8b884b0418167b94cf04e571056e26","sha256:a18db650cd398019d33447e3f905471104522f3a600257a97678df4b5c022f15"],"state_sha256":"8d171db233b8fd6b5f230c3b3731140bfa9a5e7e631349909b9ce8a50c736563"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CX07Icjf3QiSTjR7vPdjB0JafFKdMeasv8psKev8iVE+ibNAXjB4wA5lWLZkmewD3tt6x549vnaWWYdlC/zGDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T19:17:39.008669Z","bundle_sha256":"d7ce5d07bc2a6b9f4c1136bc404573e9d77bed799bcd4c825aed5678f1448fdf"}}