{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:6L4BDZHOJX6PI5BJMXCKZ2RL3B","short_pith_number":"pith:6L4BDZHO","canonical_record":{"source":{"id":"2305.03504","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2023-05-05T13:23:08Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5f3d5630fa120e5c0afc32fdfbc1d629cedfd569be9fc5902575ee669174f22d","abstract_canon_sha256":"9b5ff32ca1fdb5f9c2a2cde03b4de164999c25734991ce8cae4833f65054b8ae"},"schema_version":"1.0"},"canonical_sha256":"f2f811e4ee4dfcf4742965c4acea2bd853f3bd95285eec6d888efa23859f31fb","source":{"kind":"arxiv","id":"2305.03504","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.03504","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"arxiv_version","alias_value":"2305.03504v2","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.03504","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_12","alias_value":"6L4BDZHOJX6P","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_16","alias_value":"6L4BDZHOJX6PI5BJ","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_8","alias_value":"6L4BDZHO","created_at":"2026-07-05T07:23:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:6L4BDZHOJX6PI5BJMXCKZ2RL3B","target":"record","payload":{"canonical_record":{"source":{"id":"2305.03504","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2023-05-05T13:23:08Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5f3d5630fa120e5c0afc32fdfbc1d629cedfd569be9fc5902575ee669174f22d","abstract_canon_sha256":"9b5ff32ca1fdb5f9c2a2cde03b4de164999c25734991ce8cae4833f65054b8ae"},"schema_version":"1.0"},"canonical_sha256":"f2f811e4ee4dfcf4742965c4acea2bd853f3bd95285eec6d888efa23859f31fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:23:02.697598Z","signature_b64":"So9CrSEgDrasaVa+nl4N3yAw8r79HoUCu2m+kQTt2tUhL+OE5jeXXihyLj3XHF6TQMTlgpMix1VCk5VNL/nFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2f811e4ee4dfcf4742965c4acea2bd853f3bd95285eec6d888efa23859f31fb","last_reissued_at":"2026-07-05T07:23:02.697070Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:23:02.697070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.03504","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":"2026-07-05T07:23:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DjUxjK653kffCJ+Pl3V3wSGdVyIJJyQEqoQ4oTRO3LFOgDttXfFFgfMNvNsytMNJUAQNzX14FuKpaxgso7JxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T02:34:42.238565Z"},"content_sha256":"3c181f1968b7c9d9b5ed1817dbfd2716b7677bdd26f3e9786eddb379d9eba9b0","schema_version":"1.0","event_id":"sha256:3c181f1968b7c9d9b5ed1817dbfd2716b7677bdd26f3e9786eddb379d9eba9b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:6L4BDZHOJX6PI5BJMXCKZ2RL3B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Teleparallel bigravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Daniel Blixt, Luca Marzola, Manuel Hohmann, Tomi Koivisto","submitted_at":"2023-05-05T13:23:08Z","abstract_excerpt":"We write down the teleparallel equivalent to Hassan-Rosen bigravity, which is written using a torsionful but curvature-free connection. The theories only differ by a boundary term. The equivalence was proven, both by using perturbation theory and Hamiltonian analysis. It is further shown how one can construct novel bigravity theories within the teleparallel framework. Some of those are analyzed through perturbation theory, and it is found that all of the considered novel bigravity theories suffer from pathologies. In particular, it is found that a construction with two copies of new general re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.03504","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/2305.03504/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":"2026-07-05T07:23:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2/8TU4aKuyqo3IHPqrvfcYg53Pl+zKfcgFJXYTF5UtCyLS8RHxu8gQBXxJ/WcEWczhfOJvGxQnmQKaaZSa2FBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T02:34:42.239051Z"},"content_sha256":"94a597255962cef6877c447c32e2808808f2410240ab9e19e89e90b05dab78d8","schema_version":"1.0","event_id":"sha256:94a597255962cef6877c447c32e2808808f2410240ab9e19e89e90b05dab78d8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/bundle.json","state_url":"https://pith.science/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/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":"2026-08-08T02:34:42Z","links":{"resolver":"https://pith.science/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B","bundle":"https://pith.science/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/bundle.json","state":"https://pith.science/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6L4BDZHOJX6PI5BJMXCKZ2RL3B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:6L4BDZHOJX6PI5BJMXCKZ2RL3B","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":"9b5ff32ca1fdb5f9c2a2cde03b4de164999c25734991ce8cae4833f65054b8ae","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2023-05-05T13:23:08Z","title_canon_sha256":"5f3d5630fa120e5c0afc32fdfbc1d629cedfd569be9fc5902575ee669174f22d"},"schema_version":"1.0","source":{"id":"2305.03504","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.03504","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"arxiv_version","alias_value":"2305.03504v2","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.03504","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_12","alias_value":"6L4BDZHOJX6P","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_16","alias_value":"6L4BDZHOJX6PI5BJ","created_at":"2026-07-05T07:23:02Z"},{"alias_kind":"pith_short_8","alias_value":"6L4BDZHO","created_at":"2026-07-05T07:23:02Z"}],"graph_snapshots":[{"event_id":"sha256:94a597255962cef6877c447c32e2808808f2410240ab9e19e89e90b05dab78d8","target":"graph","created_at":"2026-07-05T07:23:02Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2305.03504/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We write down the teleparallel equivalent to Hassan-Rosen bigravity, which is written using a torsionful but curvature-free connection. The theories only differ by a boundary term. The equivalence was proven, both by using perturbation theory and Hamiltonian analysis. It is further shown how one can construct novel bigravity theories within the teleparallel framework. Some of those are analyzed through perturbation theory, and it is found that all of the considered novel bigravity theories suffer from pathologies. In particular, it is found that a construction with two copies of new general re","authors_text":"Daniel Blixt, Luca Marzola, Manuel Hohmann, Tomi Koivisto","cross_cats":["hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2023-05-05T13:23:08Z","title":"Teleparallel bigravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.03504","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":"sha256:3c181f1968b7c9d9b5ed1817dbfd2716b7677bdd26f3e9786eddb379d9eba9b0","target":"record","created_at":"2026-07-05T07:23:02Z","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":"9b5ff32ca1fdb5f9c2a2cde03b4de164999c25734991ce8cae4833f65054b8ae","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2023-05-05T13:23:08Z","title_canon_sha256":"5f3d5630fa120e5c0afc32fdfbc1d629cedfd569be9fc5902575ee669174f22d"},"schema_version":"1.0","source":{"id":"2305.03504","kind":"arxiv","version":2}},"canonical_sha256":"f2f811e4ee4dfcf4742965c4acea2bd853f3bd95285eec6d888efa23859f31fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2f811e4ee4dfcf4742965c4acea2bd853f3bd95285eec6d888efa23859f31fb","first_computed_at":"2026-07-05T07:23:02.697070Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:23:02.697070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"So9CrSEgDrasaVa+nl4N3yAw8r79HoUCu2m+kQTt2tUhL+OE5jeXXihyLj3XHF6TQMTlgpMix1VCk5VNL/nFDg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:23:02.697598Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.03504","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c181f1968b7c9d9b5ed1817dbfd2716b7677bdd26f3e9786eddb379d9eba9b0","sha256:94a597255962cef6877c447c32e2808808f2410240ab9e19e89e90b05dab78d8"],"state_sha256":"383dc5843b540eeb2058093c3acc23823b3dff5f25cea95a35b0697ba539b64a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uzFG4NsdEsuoXF0PT++e3mKuq3a6mt0pozMNFIEuii4pbHpS8Nmxh/91Dgo3X3DgX19oARHdeCzxZANDNIrGCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T02:34:42.242660Z","bundle_sha256":"53396d811ed8a6e6b42b54d703106d1b8d233bad0687cfb9ae87de5aac763d1c"}}