{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:43V4FDG3I4SROOZDU3IRPDNRMS","short_pith_number":"pith:43V4FDG3","canonical_record":{"source":{"id":"1002.0308","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-02-01T19:18:14Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"a14ae505411ff11629f724257574b8f276a91e757ec55b49b8ef5ba539052ec8","abstract_canon_sha256":"20f1207c4e310b49048838eaa64a2511d276bb2d018d5b95f821a13469797f24"},"schema_version":"1.0"},"canonical_sha256":"e6ebc28cdb4725173b23a6d1178db1649ebbe023d993745d81ed1349596f8fba","source":{"kind":"arxiv","id":"1002.0308","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.0308","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"arxiv_version","alias_value":"1002.0308v1","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.0308","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"pith_short_12","alias_value":"43V4FDG3I4SR","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"43V4FDG3I4SROOZD","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"43V4FDG3","created_at":"2026-05-18T12:26:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:43V4FDG3I4SROOZDU3IRPDNRMS","target":"record","payload":{"canonical_record":{"source":{"id":"1002.0308","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-02-01T19:18:14Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"a14ae505411ff11629f724257574b8f276a91e757ec55b49b8ef5ba539052ec8","abstract_canon_sha256":"20f1207c4e310b49048838eaa64a2511d276bb2d018d5b95f821a13469797f24"},"schema_version":"1.0"},"canonical_sha256":"e6ebc28cdb4725173b23a6d1178db1649ebbe023d993745d81ed1349596f8fba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:20:51.344349Z","signature_b64":"UjmldnGTdmbM35emqOMLNV1yQhdXw4+151X6OTL7YSbmvUagkjTY6DWMdL6RZn+r+FOcE89wX28lvNtAwO9/Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e6ebc28cdb4725173b23a6d1178db1649ebbe023d993745d81ed1349596f8fba","last_reissued_at":"2026-05-18T04:20:51.343707Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:20:51.343707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1002.0308","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":"2026-05-18T04:20:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrhCvTtOPrM7EwjOrRlpDmnZGDvI5XltL+Ak2U/gck+CKXPvDW3/gChwYC7Rp+QGh3zWeDZgz//ZrT/osVPgCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:13:42.878803Z"},"content_sha256":"20437c19e4d08411a601e315173ff87143eb48f0a963206f750c0302846810f5","schema_version":"1.0","event_id":"sha256:20437c19e4d08411a601e315173ff87143eb48f0a963206f750c0302846810f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:43V4FDG3I4SROOZDU3IRPDNRMS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Projectable Horava-Lifshitz gravity in a nutshell","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Matt Visser, Silke Weinfurtner, Thomas P. Sotiriou","submitted_at":"2010-02-01T19:18:14Z","abstract_excerpt":"Approximately one year ago Horava proposed a power-counting renormalizable theory of gravity which abandons local Lorentz invariance. The proposal has been received with growing interest and resulted in various different versions of Horava-Lifshitz gravity theories, involving a colourful potpourri of new terminology. In this proceedings contribution we first motivate and briefly overview the various different approaches, clarifying their differences and similarities. We then focus on a model referred to as projectable Horava-Lifshitz gravity and summarize the key results regarding its viabilit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.0308","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":"2026-05-18T04:20:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jGhqCwGPcsocTKDsm0SAMWU2M1Ty4NxnIq5uzlv/z82JBrvgYkAvblz+wLYM/U/FpBF+G+TNb6cbpM6OvGJoBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:13:42.879413Z"},"content_sha256":"b67363c6b96cb33128e9b4362264f402315520dd2ca0877f6ade0753d0c131cf","schema_version":"1.0","event_id":"sha256:b67363c6b96cb33128e9b4362264f402315520dd2ca0877f6ade0753d0c131cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/43V4FDG3I4SROOZDU3IRPDNRMS/bundle.json","state_url":"https://pith.science/pith/43V4FDG3I4SROOZDU3IRPDNRMS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/43V4FDG3I4SROOZDU3IRPDNRMS/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":"2026-05-25T19:13:42Z","links":{"resolver":"https://pith.science/pith/43V4FDG3I4SROOZDU3IRPDNRMS","bundle":"https://pith.science/pith/43V4FDG3I4SROOZDU3IRPDNRMS/bundle.json","state":"https://pith.science/pith/43V4FDG3I4SROOZDU3IRPDNRMS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/43V4FDG3I4SROOZDU3IRPDNRMS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:43V4FDG3I4SROOZDU3IRPDNRMS","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":"20f1207c4e310b49048838eaa64a2511d276bb2d018d5b95f821a13469797f24","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-02-01T19:18:14Z","title_canon_sha256":"a14ae505411ff11629f724257574b8f276a91e757ec55b49b8ef5ba539052ec8"},"schema_version":"1.0","source":{"id":"1002.0308","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.0308","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"arxiv_version","alias_value":"1002.0308v1","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.0308","created_at":"2026-05-18T04:20:51Z"},{"alias_kind":"pith_short_12","alias_value":"43V4FDG3I4SR","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"43V4FDG3I4SROOZD","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"43V4FDG3","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:b67363c6b96cb33128e9b4362264f402315520dd2ca0877f6ade0753d0c131cf","target":"graph","created_at":"2026-05-18T04:20:51Z","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":"Approximately one year ago Horava proposed a power-counting renormalizable theory of gravity which abandons local Lorentz invariance. The proposal has been received with growing interest and resulted in various different versions of Horava-Lifshitz gravity theories, involving a colourful potpourri of new terminology. In this proceedings contribution we first motivate and briefly overview the various different approaches, clarifying their differences and similarities. We then focus on a model referred to as projectable Horava-Lifshitz gravity and summarize the key results regarding its viabilit","authors_text":"Matt Visser, Silke Weinfurtner, Thomas P. Sotiriou","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-02-01T19:18:14Z","title":"Projectable Horava-Lifshitz gravity in a nutshell"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.0308","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":"sha256:20437c19e4d08411a601e315173ff87143eb48f0a963206f750c0302846810f5","target":"record","created_at":"2026-05-18T04:20:51Z","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":"20f1207c4e310b49048838eaa64a2511d276bb2d018d5b95f821a13469797f24","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-02-01T19:18:14Z","title_canon_sha256":"a14ae505411ff11629f724257574b8f276a91e757ec55b49b8ef5ba539052ec8"},"schema_version":"1.0","source":{"id":"1002.0308","kind":"arxiv","version":1}},"canonical_sha256":"e6ebc28cdb4725173b23a6d1178db1649ebbe023d993745d81ed1349596f8fba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e6ebc28cdb4725173b23a6d1178db1649ebbe023d993745d81ed1349596f8fba","first_computed_at":"2026-05-18T04:20:51.343707Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:20:51.343707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UjmldnGTdmbM35emqOMLNV1yQhdXw4+151X6OTL7YSbmvUagkjTY6DWMdL6RZn+r+FOcE89wX28lvNtAwO9/Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:20:51.344349Z","signed_message":"canonical_sha256_bytes"},"source_id":"1002.0308","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20437c19e4d08411a601e315173ff87143eb48f0a963206f750c0302846810f5","sha256:b67363c6b96cb33128e9b4362264f402315520dd2ca0877f6ade0753d0c131cf"],"state_sha256":"fc2d89dda56ef32e58d0c2bb99a5c2a2fa7140efda68bac3000a2cff8f43aba9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yThOdq8gujXK9T6TfK8DDwe2TDMoEhT4UJxvxgODaL4P9t/E4oPKKKs8L+RELpnSlql6zyH5XObozsKDLyrzAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:13:42.882830Z","bundle_sha256":"4b30c8e2230a2f2d70ed49d29b9eb006124989e4b2f2da5d3da2af393f5b794f"}}