{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:S3OR6KQLBXKMA7NCCLTXWNCD4Z","short_pith_number":"pith:S3OR6KQL","canonical_record":{"source":{"id":"2207.10618","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2022-07-21T17:27:50Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"1222728494952a40fb5c4cbc94e312bd0c2c844dfa2b4d8653b41d8be80677b8","abstract_canon_sha256":"75871bf1d3d290e732a919573387232f91fd7109141e965ee3630fb29ed26d98"},"schema_version":"1.0"},"canonical_sha256":"96dd1f2a0b0dd4c07da212e77b3443e676f1754e770c1a5965166c24c2ec41ed","source":{"kind":"arxiv","id":"2207.10618","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.10618","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"2207.10618v1","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.10618","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"S3OR6KQLBXKM","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_16","alias_value":"S3OR6KQLBXKMA7NC","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_8","alias_value":"S3OR6KQL","created_at":"2026-07-05T04:42:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:S3OR6KQLBXKMA7NCCLTXWNCD4Z","target":"record","payload":{"canonical_record":{"source":{"id":"2207.10618","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2022-07-21T17:27:50Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"1222728494952a40fb5c4cbc94e312bd0c2c844dfa2b4d8653b41d8be80677b8","abstract_canon_sha256":"75871bf1d3d290e732a919573387232f91fd7109141e965ee3630fb29ed26d98"},"schema_version":"1.0"},"canonical_sha256":"96dd1f2a0b0dd4c07da212e77b3443e676f1754e770c1a5965166c24c2ec41ed","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:42:27.358650Z","signature_b64":"fH5GwHCb6M9YmF1kA23Sdm9ROAz87mlCVyGWcfeUzTP2F8vC8wcKmZQ3hyUSkxuoeoJ4RjGCqzlXXqIuK11qCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"96dd1f2a0b0dd4c07da212e77b3443e676f1754e770c1a5965166c24c2ec41ed","last_reissued_at":"2026-07-05T04:42:27.358107Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:42:27.358107Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.10618","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":"2026-07-05T04:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KyiP8BfurOvVOpEqtbcqO7G8fL89QSas//E/J+5VuLL1RQEk/IlZ+XPSy8vOEi7PfsE24cGVKC0mMP3G7/pdAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T10:05:25.140695Z"},"content_sha256":"c2c64a7fd7ac1ca9de08a6d24a0f750834ded2d1b4aa5b49bd78fae5616edca2","schema_version":"1.0","event_id":"sha256:c2c64a7fd7ac1ca9de08a6d24a0f750834ded2d1b4aa5b49bd78fae5616edca2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:S3OR6KQLBXKMA7NCCLTXWNCD4Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Frontiers of Quantum Gravity: shared challenges, converging directions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Antonio D. Pereira, Astrid Eichhorn, Bianca Dittrich, Daniele Oriti, Etera R. Livine, Herman Verlinde, Jan de Boer, Kyriakos Papadodimas, Mairi Sakellariadou, Stefano Liberati, Steffen Gielen, Steven B. Giddings, Sumati Surya","submitted_at":"2022-07-21T17:27:50Z","abstract_excerpt":"Understanding the quantum nature of spacetime and gravity remains one of the most ambitious goals of theoretical physics. It promises to provide key new insights into fundamental particle theory, astrophysics, cosmology and the foundations of physics. Despite this common goal, the community of quantum gravity researchers is sometimes seen as divided into sub-communities working on different, mutually exclusive approaches. In practice however, recent years have shown the emergence of common techniques, results and physical ideas arising from different sub-communities, suggesting exciting new pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.10618","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2207.10618/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":"2026-07-05T04:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ingxvDREoan4kuiirgHmZFkJ2ZfNxpOaIusITCScsQ9MOm6oBxNMm2ZXe1U342waCI8y1Qx5xnpSZ09BorkCDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T10:05:25.141053Z"},"content_sha256":"679bae4139c1f668c5b174bf7106f660c9be11b8303aebdf502b27376b4915cb","schema_version":"1.0","event_id":"sha256:679bae4139c1f668c5b174bf7106f660c9be11b8303aebdf502b27376b4915cb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/bundle.json","state_url":"https://pith.science/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/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":"2026-07-17T10:05:25Z","links":{"resolver":"https://pith.science/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z","bundle":"https://pith.science/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/bundle.json","state":"https://pith.science/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S3OR6KQLBXKMA7NCCLTXWNCD4Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:S3OR6KQLBXKMA7NCCLTXWNCD4Z","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":"75871bf1d3d290e732a919573387232f91fd7109141e965ee3630fb29ed26d98","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2022-07-21T17:27:50Z","title_canon_sha256":"1222728494952a40fb5c4cbc94e312bd0c2c844dfa2b4d8653b41d8be80677b8"},"schema_version":"1.0","source":{"id":"2207.10618","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.10618","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"2207.10618v1","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.10618","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"S3OR6KQLBXKM","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_16","alias_value":"S3OR6KQLBXKMA7NC","created_at":"2026-07-05T04:42:27Z"},{"alias_kind":"pith_short_8","alias_value":"S3OR6KQL","created_at":"2026-07-05T04:42:27Z"}],"graph_snapshots":[{"event_id":"sha256:679bae4139c1f668c5b174bf7106f660c9be11b8303aebdf502b27376b4915cb","target":"graph","created_at":"2026-07-05T04:42:27Z","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/2207.10618/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Understanding the quantum nature of spacetime and gravity remains one of the most ambitious goals of theoretical physics. It promises to provide key new insights into fundamental particle theory, astrophysics, cosmology and the foundations of physics. Despite this common goal, the community of quantum gravity researchers is sometimes seen as divided into sub-communities working on different, mutually exclusive approaches. In practice however, recent years have shown the emergence of common techniques, results and physical ideas arising from different sub-communities, suggesting exciting new pr","authors_text":"Antonio D. Pereira, Astrid Eichhorn, Bianca Dittrich, Daniele Oriti, Etera R. Livine, Herman Verlinde, Jan de Boer, Kyriakos Papadodimas, Mairi Sakellariadou, Stefano Liberati, Steffen Gielen, Steven B. Giddings, Sumati Surya","cross_cats":["gr-qc"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2022-07-21T17:27:50Z","title":"Frontiers of Quantum Gravity: shared challenges, converging directions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.10618","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:c2c64a7fd7ac1ca9de08a6d24a0f750834ded2d1b4aa5b49bd78fae5616edca2","target":"record","created_at":"2026-07-05T04:42:27Z","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":"75871bf1d3d290e732a919573387232f91fd7109141e965ee3630fb29ed26d98","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2022-07-21T17:27:50Z","title_canon_sha256":"1222728494952a40fb5c4cbc94e312bd0c2c844dfa2b4d8653b41d8be80677b8"},"schema_version":"1.0","source":{"id":"2207.10618","kind":"arxiv","version":1}},"canonical_sha256":"96dd1f2a0b0dd4c07da212e77b3443e676f1754e770c1a5965166c24c2ec41ed","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"96dd1f2a0b0dd4c07da212e77b3443e676f1754e770c1a5965166c24c2ec41ed","first_computed_at":"2026-07-05T04:42:27.358107Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:42:27.358107Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fH5GwHCb6M9YmF1kA23Sdm9ROAz87mlCVyGWcfeUzTP2F8vC8wcKmZQ3hyUSkxuoeoJ4RjGCqzlXXqIuK11qCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:42:27.358650Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.10618","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c2c64a7fd7ac1ca9de08a6d24a0f750834ded2d1b4aa5b49bd78fae5616edca2","sha256:679bae4139c1f668c5b174bf7106f660c9be11b8303aebdf502b27376b4915cb"],"state_sha256":"fd080ebe075fc6380183eee6848ab92c554ad9e91906ebf0de3c571fafad45c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GmVNyyDVIVST5Tq+/06ingrAvo8oxAaVjTitNJtJ6vGDrHl/DcC/09soOPD65ruUcqZs+IMrsEfxlC6TBzC6DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-17T10:05:25.143416Z","bundle_sha256":"33333e05e4f08459bdc5e84412f146245155a0de28911fa96572647dde300a48"}}