{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:FYUQ44EI2GWPQJEJNZN2VK2SVM","short_pith_number":"pith:FYUQ44EI","canonical_record":{"source":{"id":"1208.5975","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-29T17:41:43Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"7107efe4735402377a2baf2ca5810d0b460778802d0580bbea730b0f6df221b1","abstract_canon_sha256":"451e6b7aecece8246ad93204c8936fb79e3a028783dcfb2ae11c749353eb9319"},"schema_version":"1.0"},"canonical_sha256":"2e290e7088d1acf824896e5baaab52ab3987c4552d1dab4d4a1599e08fbf0e42","source":{"kind":"arxiv","id":"1208.5975","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.5975","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"arxiv_version","alias_value":"1208.5975v2","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.5975","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"pith_short_12","alias_value":"FYUQ44EI2GWP","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"FYUQ44EI2GWPQJEJ","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"FYUQ44EI","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:FYUQ44EI2GWPQJEJNZN2VK2SVM","target":"record","payload":{"canonical_record":{"source":{"id":"1208.5975","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-29T17:41:43Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"7107efe4735402377a2baf2ca5810d0b460778802d0580bbea730b0f6df221b1","abstract_canon_sha256":"451e6b7aecece8246ad93204c8936fb79e3a028783dcfb2ae11c749353eb9319"},"schema_version":"1.0"},"canonical_sha256":"2e290e7088d1acf824896e5baaab52ab3987c4552d1dab4d4a1599e08fbf0e42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:43.629826Z","signature_b64":"GvfJqhS83ywqoj77i7Urxt5zQcen7kjx2vKvi96VR0E4OjCrqLirz6/URTgH0537ulWXp3TEKnHT2uYbQmHZCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e290e7088d1acf824896e5baaab52ab3987c4552d1dab4d4a1599e08fbf0e42","last_reissued_at":"2026-05-18T03:38:43.629403Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:43.629403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.5975","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":"2026-05-18T03:38:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"06a9XyuideWdvw+YFhpLC3lFhtK8qa3hAFlBy/GGQnrgOVE3+e1U8Q29AXKC7cdNVdgKp5gdj/B0O86Tgb8dDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:10:47.874932Z"},"content_sha256":"502ee85c90da79977f951bc95a502487fc806cb73184557113dac84e09b73766","schema_version":"1.0","event_id":"sha256:502ee85c90da79977f951bc95a502487fc806cb73184557113dac84e09b73766"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:FYUQ44EI2GWPQJEJNZN2VK2SVM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravitational wave signal from massive gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-th","authors_text":"A. Emir Gumrukcuoglu, Chunshan Lin, Norihiro Tanahashi, Sachiko Kuroyanagi, Shinji Mukohyama","submitted_at":"2012-08-29T17:41:43Z","abstract_excerpt":"We discuss the detectability of gravitational waves with a time dependent mass contribution, by means of the stochastic gravitational wave observations. Such a mass term typically arises in the cosmological solutions of massive gravity theories. We conduct the analysis based on a general quadratic action, and thus the results apply universally to any massive gravity theories in which modification of general relativity appears primarily in the tensor modes. The primary manifestation of the modification in the gravitational wave spectrum is a sharp peak. The position and height of the peak carry"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.5975","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":""},"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":"2026-05-18T03:38:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gNpJ5qFnM8X4wCjRx/v0QfyZ4Z8qnEANGEl4UUR4PBMIWCC6FrzFqUDBl/8SBOV74AmG7kofWsesVQAZ6ryiAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:10:47.875308Z"},"content_sha256":"b164f058b76371fee5e0df0d499c15444754675f18f2de888d158ba0bd2a2e42","schema_version":"1.0","event_id":"sha256:b164f058b76371fee5e0df0d499c15444754675f18f2de888d158ba0bd2a2e42"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/bundle.json","state_url":"https://pith.science/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/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":"2026-06-04T16:10:47Z","links":{"resolver":"https://pith.science/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM","bundle":"https://pith.science/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/bundle.json","state":"https://pith.science/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FYUQ44EI2GWPQJEJNZN2VK2SVM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:FYUQ44EI2GWPQJEJNZN2VK2SVM","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":"451e6b7aecece8246ad93204c8936fb79e3a028783dcfb2ae11c749353eb9319","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-29T17:41:43Z","title_canon_sha256":"7107efe4735402377a2baf2ca5810d0b460778802d0580bbea730b0f6df221b1"},"schema_version":"1.0","source":{"id":"1208.5975","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.5975","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"arxiv_version","alias_value":"1208.5975v2","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.5975","created_at":"2026-05-18T03:38:43Z"},{"alias_kind":"pith_short_12","alias_value":"FYUQ44EI2GWP","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"FYUQ44EI2GWPQJEJ","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"FYUQ44EI","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:b164f058b76371fee5e0df0d499c15444754675f18f2de888d158ba0bd2a2e42","target":"graph","created_at":"2026-05-18T03:38:43Z","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":"We discuss the detectability of gravitational waves with a time dependent mass contribution, by means of the stochastic gravitational wave observations. Such a mass term typically arises in the cosmological solutions of massive gravity theories. We conduct the analysis based on a general quadratic action, and thus the results apply universally to any massive gravity theories in which modification of general relativity appears primarily in the tensor modes. The primary manifestation of the modification in the gravitational wave spectrum is a sharp peak. The position and height of the peak carry","authors_text":"A. Emir Gumrukcuoglu, Chunshan Lin, Norihiro Tanahashi, Sachiko Kuroyanagi, Shinji Mukohyama","cross_cats":["astro-ph.CO","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-29T17:41:43Z","title":"Gravitational wave signal from massive gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.5975","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":"sha256:502ee85c90da79977f951bc95a502487fc806cb73184557113dac84e09b73766","target":"record","created_at":"2026-05-18T03:38:43Z","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":"451e6b7aecece8246ad93204c8936fb79e3a028783dcfb2ae11c749353eb9319","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-29T17:41:43Z","title_canon_sha256":"7107efe4735402377a2baf2ca5810d0b460778802d0580bbea730b0f6df221b1"},"schema_version":"1.0","source":{"id":"1208.5975","kind":"arxiv","version":2}},"canonical_sha256":"2e290e7088d1acf824896e5baaab52ab3987c4552d1dab4d4a1599e08fbf0e42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e290e7088d1acf824896e5baaab52ab3987c4552d1dab4d4a1599e08fbf0e42","first_computed_at":"2026-05-18T03:38:43.629403Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:38:43.629403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GvfJqhS83ywqoj77i7Urxt5zQcen7kjx2vKvi96VR0E4OjCrqLirz6/URTgH0537ulWXp3TEKnHT2uYbQmHZCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:38:43.629826Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.5975","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:502ee85c90da79977f951bc95a502487fc806cb73184557113dac84e09b73766","sha256:b164f058b76371fee5e0df0d499c15444754675f18f2de888d158ba0bd2a2e42"],"state_sha256":"71ec60011c1dc7f98f626565401f72453dbddc47a7a97076e95f0b39d14353ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MDF+3Q4OCtdr38GSk0IUk1sFTXrZAdXlbKQC59NBFm+GhR3gnMH2UUmMFI2JOKFCtxksAc6qNiUDYHttvMYpAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T16:10:47.877520Z","bundle_sha256":"896fc0e903869106c2dfb421a9e4e22d96bbf346556a84bd72416d6fc01b7f9e"}}