{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:WYRHLJ2NZOKWL7HKFDXVAU2BJP","short_pith_number":"pith:WYRHLJ2N","canonical_record":{"source":{"id":"2204.05473","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-04-12T01:51:05Z","cross_cats_sorted":[],"title_canon_sha256":"1107ede82b81d0feed982be5b0538421a29c60040447aebc093f9ca521ff0623","abstract_canon_sha256":"f6f2ff3d8e2778d9d901522482c44ebf555cf1cf0a0211616c87dc84a83c94e7"},"schema_version":"1.0"},"canonical_sha256":"b62275a74dcb9565fcea28ef5053414bd031030d8a42e382c3f00425790d5853","source":{"kind":"arxiv","id":"2204.05473","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.05473","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"2204.05473v2","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.05473","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"WYRHLJ2NZOKW","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_16","alias_value":"WYRHLJ2NZOKWL7HK","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_8","alias_value":"WYRHLJ2N","created_at":"2026-07-05T05:00:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:WYRHLJ2NZOKWL7HKFDXVAU2BJP","target":"record","payload":{"canonical_record":{"source":{"id":"2204.05473","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-04-12T01:51:05Z","cross_cats_sorted":[],"title_canon_sha256":"1107ede82b81d0feed982be5b0538421a29c60040447aebc093f9ca521ff0623","abstract_canon_sha256":"f6f2ff3d8e2778d9d901522482c44ebf555cf1cf0a0211616c87dc84a83c94e7"},"schema_version":"1.0"},"canonical_sha256":"b62275a74dcb9565fcea28ef5053414bd031030d8a42e382c3f00425790d5853","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:00:00.423843Z","signature_b64":"2X8oqmV93M6reW8+kh1+JBMDYzC7yIPRotK5SiAk+XdDvLkbu7Hp+3r91z6wWv0iCCtfAyuQjC+bHaS+qRVvBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b62275a74dcb9565fcea28ef5053414bd031030d8a42e382c3f00425790d5853","last_reissued_at":"2026-07-05T05:00:00.423357Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:00:00.423357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.05473","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":"2026-07-05T05:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6+KnAEAqAS2B0NbkZcCBcFiTOqLHIPCR4YoDyizqsUcxof7jLJwZBMPidOJlzqaYKP30mcJttke7x6sU+JvuDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T16:35:26.649836Z"},"content_sha256":"525a466ef7060e258bb94751d82886a3513538c18ea916c881b84f7a3068fbca","schema_version":"1.0","event_id":"sha256:525a466ef7060e258bb94751d82886a3513538c18ea916c881b84f7a3068fbca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:WYRHLJ2NZOKWL7HKFDXVAU2BJP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strange stars in $f(\\mathcal{R})$ gravity Palatini formalism and gravitational wave echoes from them","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Dhruba Jyoti Gogoi, Jyatsnasree Bora, Umananda Dev Goswami","submitted_at":"2022-04-12T01:51:05Z","abstract_excerpt":"The compact stars are promising candidates associated with the generation of gravitational waves (GWs). In this work, we study a special type of compact stars known as strange stars in the $f(\\mathcal{R})$ gravity Palatini formalism. Here we consider three promising $f(\\mathcal{R})$ gravity models viz., Starobinsky, Hu-Sawicki and Gogoi-Goswami models in the domain of MIT Bag model and linear equations of state (EoSs). We compute the stellar structures numerically and constrained the $f(\\mathcal{R})$ model parameters with a set of probable strange star candidates. The study shows that the cons"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.05473","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/2204.05473/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":"2026-07-05T05:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yRn5wNJl4jgQ4/jtUxkyX73DtoNzHpvo3gO0bDr7O5lRrydglTRhaf0Gxa8tFFn1U31V4F6piOHpnSY9JjOKCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T16:35:26.650340Z"},"content_sha256":"8a8b789a1bab6e4c55569ea87e4cb2be0627d093f9dac373c31d5cae7c4388f7","schema_version":"1.0","event_id":"sha256:8a8b789a1bab6e4c55569ea87e4cb2be0627d093f9dac373c31d5cae7c4388f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/bundle.json","state_url":"https://pith.science/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/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":"2026-08-14T16:35:26Z","links":{"resolver":"https://pith.science/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP","bundle":"https://pith.science/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/bundle.json","state":"https://pith.science/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WYRHLJ2NZOKWL7HKFDXVAU2BJP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:WYRHLJ2NZOKWL7HKFDXVAU2BJP","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":"f6f2ff3d8e2778d9d901522482c44ebf555cf1cf0a0211616c87dc84a83c94e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-04-12T01:51:05Z","title_canon_sha256":"1107ede82b81d0feed982be5b0538421a29c60040447aebc093f9ca521ff0623"},"schema_version":"1.0","source":{"id":"2204.05473","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.05473","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"2204.05473v2","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.05473","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"WYRHLJ2NZOKW","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_16","alias_value":"WYRHLJ2NZOKWL7HK","created_at":"2026-07-05T05:00:00Z"},{"alias_kind":"pith_short_8","alias_value":"WYRHLJ2N","created_at":"2026-07-05T05:00:00Z"}],"graph_snapshots":[{"event_id":"sha256:8a8b789a1bab6e4c55569ea87e4cb2be0627d093f9dac373c31d5cae7c4388f7","target":"graph","created_at":"2026-07-05T05:00:00Z","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/2204.05473/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The compact stars are promising candidates associated with the generation of gravitational waves (GWs). In this work, we study a special type of compact stars known as strange stars in the $f(\\mathcal{R})$ gravity Palatini formalism. Here we consider three promising $f(\\mathcal{R})$ gravity models viz., Starobinsky, Hu-Sawicki and Gogoi-Goswami models in the domain of MIT Bag model and linear equations of state (EoSs). We compute the stellar structures numerically and constrained the $f(\\mathcal{R})$ model parameters with a set of probable strange star candidates. The study shows that the cons","authors_text":"Dhruba Jyoti Gogoi, Jyatsnasree Bora, Umananda Dev Goswami","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-04-12T01:51:05Z","title":"Strange stars in $f(\\mathcal{R})$ gravity Palatini formalism and gravitational wave echoes from them"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.05473","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":"sha256:525a466ef7060e258bb94751d82886a3513538c18ea916c881b84f7a3068fbca","target":"record","created_at":"2026-07-05T05:00:00Z","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":"f6f2ff3d8e2778d9d901522482c44ebf555cf1cf0a0211616c87dc84a83c94e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-04-12T01:51:05Z","title_canon_sha256":"1107ede82b81d0feed982be5b0538421a29c60040447aebc093f9ca521ff0623"},"schema_version":"1.0","source":{"id":"2204.05473","kind":"arxiv","version":2}},"canonical_sha256":"b62275a74dcb9565fcea28ef5053414bd031030d8a42e382c3f00425790d5853","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b62275a74dcb9565fcea28ef5053414bd031030d8a42e382c3f00425790d5853","first_computed_at":"2026-07-05T05:00:00.423357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:00:00.423357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2X8oqmV93M6reW8+kh1+JBMDYzC7yIPRotK5SiAk+XdDvLkbu7Hp+3r91z6wWv0iCCtfAyuQjC+bHaS+qRVvBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:00:00.423843Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.05473","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:525a466ef7060e258bb94751d82886a3513538c18ea916c881b84f7a3068fbca","sha256:8a8b789a1bab6e4c55569ea87e4cb2be0627d093f9dac373c31d5cae7c4388f7"],"state_sha256":"cac34af6797f78be6cf0b22b36e991939c5dc0e6e65f633c7560919e296e3c8d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"20wmvBHG0EyR2ENtNH7OAbaFIyY2JlotfjYyo5pocP9HHZ1fT4yUZKNLMrsy+rSCG4Jpz2I2uUcuHCKdiPpkDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T16:35:26.655200Z","bundle_sha256":"e2c94e6fbcb3d00631ac984246d7289168c90f1a1bd548ba763fe7c7f5b899e6"}}