{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Q4TRRXB3IFBU66TX77XRLPTYNI","short_pith_number":"pith:Q4TRRXB3","canonical_record":{"source":{"id":"2504.20144","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-04-28T18:00:04Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"b6c98f32210e78096fda3f78d63f21442d22bd9410a2a8c99418d9ac81344e72","abstract_canon_sha256":"58e64c82e1674ec7180ac6cc19b45ccbfd5c8948c2080b1618ba972e841e7011"},"schema_version":"1.0"},"canonical_sha256":"872718dc3b41434f7a77ffef15be786a31b0f49cd8949838141ab45028ed432a","source":{"kind":"arxiv","id":"2504.20144","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.20144","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"arxiv_version","alias_value":"2504.20144v2","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.20144","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_12","alias_value":"Q4TRRXB3IFBU","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_16","alias_value":"Q4TRRXB3IFBU66TX","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_8","alias_value":"Q4TRRXB3","created_at":"2026-07-05T11:17:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Q4TRRXB3IFBU66TX77XRLPTYNI","target":"record","payload":{"canonical_record":{"source":{"id":"2504.20144","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-04-28T18:00:04Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"b6c98f32210e78096fda3f78d63f21442d22bd9410a2a8c99418d9ac81344e72","abstract_canon_sha256":"58e64c82e1674ec7180ac6cc19b45ccbfd5c8948c2080b1618ba972e841e7011"},"schema_version":"1.0"},"canonical_sha256":"872718dc3b41434f7a77ffef15be786a31b0f49cd8949838141ab45028ed432a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:17:45.015964Z","signature_b64":"TDFID6lXUiF+z+q4R7Bp8OEllzYs+x7Eb97SckgrgMPqHBssAl8GSAquhREMQl3bY7RKcZTUGIdm3df4WElSCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"872718dc3b41434f7a77ffef15be786a31b0f49cd8949838141ab45028ed432a","last_reissued_at":"2026-07-05T11:17:45.015433Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:17:45.015433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.20144","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":"2026-07-05T11:17:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5tT22XE6FB/SGtiy/ApcqEY9ZuHiRs4DSQjBLWxrLL3QHVTjmDiQKdfnfgAfCQvTXSerroy74tIsoGh05h9rAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T13:18:15.999089Z"},"content_sha256":"dfff5c9c467e78ce1cd488cb77ff4fd6189ad592d153b18e8b1dc4f58950f5a0","schema_version":"1.0","event_id":"sha256:dfff5c9c467e78ce1cd488cb77ff4fd6189ad592d153b18e8b1dc4f58950f5a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Q4TRRXB3IFBU66TX77XRLPTYNI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How black hole mimickers and Shapiro-free lenses signal effective dark matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Amel Durakovic, Lirui Yang, Tobias Mistele, Will Barker","submitted_at":"2025-04-28T18:00:04Z","abstract_excerpt":"We report the existence of two exotic compact objects in the leading relativistic model of modified Newtonian dynamics, namely aether-scalar-tensor theory. This model is consistent with precision cosmology and gravitational wave constraints on tensor speed. Black hole mimickers could subtly change observations: gravitational waves from their mergers might show unusual echoes or altered ringdown patterns, and images of their horizon-scale shadows might be slightly different from those of a true black hole. Shapiro-free lenses are massless objects that deflect light without any gravitational tim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.20144","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/2504.20144/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":"2026-07-05T11:17:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o+FZL+hld1HHAJVO1MO8WKm96MaQstOdiJXtE8sZFpn9VuPvfm/cww0qRozQgYmPjLOPSo1rNMS4Ybhlz+x+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T13:18:15.999784Z"},"content_sha256":"4c76c0c4df591fb16a6b3687a2fd00d60b89263945caf65711eb58983bc1aaee","schema_version":"1.0","event_id":"sha256:4c76c0c4df591fb16a6b3687a2fd00d60b89263945caf65711eb58983bc1aaee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/bundle.json","state_url":"https://pith.science/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/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":"2026-08-16T13:18:16Z","links":{"resolver":"https://pith.science/pith/Q4TRRXB3IFBU66TX77XRLPTYNI","bundle":"https://pith.science/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/bundle.json","state":"https://pith.science/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q4TRRXB3IFBU66TX77XRLPTYNI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Q4TRRXB3IFBU66TX77XRLPTYNI","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":"58e64c82e1674ec7180ac6cc19b45ccbfd5c8948c2080b1618ba972e841e7011","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-04-28T18:00:04Z","title_canon_sha256":"b6c98f32210e78096fda3f78d63f21442d22bd9410a2a8c99418d9ac81344e72"},"schema_version":"1.0","source":{"id":"2504.20144","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.20144","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"arxiv_version","alias_value":"2504.20144v2","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.20144","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_12","alias_value":"Q4TRRXB3IFBU","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_16","alias_value":"Q4TRRXB3IFBU66TX","created_at":"2026-07-05T11:17:45Z"},{"alias_kind":"pith_short_8","alias_value":"Q4TRRXB3","created_at":"2026-07-05T11:17:45Z"}],"graph_snapshots":[{"event_id":"sha256:4c76c0c4df591fb16a6b3687a2fd00d60b89263945caf65711eb58983bc1aaee","target":"graph","created_at":"2026-07-05T11:17:45Z","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/2504.20144/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report the existence of two exotic compact objects in the leading relativistic model of modified Newtonian dynamics, namely aether-scalar-tensor theory. This model is consistent with precision cosmology and gravitational wave constraints on tensor speed. Black hole mimickers could subtly change observations: gravitational waves from their mergers might show unusual echoes or altered ringdown patterns, and images of their horizon-scale shadows might be slightly different from those of a true black hole. Shapiro-free lenses are massless objects that deflect light without any gravitational tim","authors_text":"Amel Durakovic, Lirui Yang, Tobias Mistele, Will Barker","cross_cats":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-04-28T18:00:04Z","title":"How black hole mimickers and Shapiro-free lenses signal effective dark matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.20144","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:dfff5c9c467e78ce1cd488cb77ff4fd6189ad592d153b18e8b1dc4f58950f5a0","target":"record","created_at":"2026-07-05T11:17:45Z","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":"58e64c82e1674ec7180ac6cc19b45ccbfd5c8948c2080b1618ba972e841e7011","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-04-28T18:00:04Z","title_canon_sha256":"b6c98f32210e78096fda3f78d63f21442d22bd9410a2a8c99418d9ac81344e72"},"schema_version":"1.0","source":{"id":"2504.20144","kind":"arxiv","version":2}},"canonical_sha256":"872718dc3b41434f7a77ffef15be786a31b0f49cd8949838141ab45028ed432a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"872718dc3b41434f7a77ffef15be786a31b0f49cd8949838141ab45028ed432a","first_computed_at":"2026-07-05T11:17:45.015433Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:17:45.015433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TDFID6lXUiF+z+q4R7Bp8OEllzYs+x7Eb97SckgrgMPqHBssAl8GSAquhREMQl3bY7RKcZTUGIdm3df4WElSCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:17:45.015964Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.20144","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dfff5c9c467e78ce1cd488cb77ff4fd6189ad592d153b18e8b1dc4f58950f5a0","sha256:4c76c0c4df591fb16a6b3687a2fd00d60b89263945caf65711eb58983bc1aaee"],"state_sha256":"c6b1b9d03a860e41ad454eb2f408e3a16575ea3e1f46fc146260217e74e304e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C5EuYbs7quJ65wop0wKAAP9rCzsFj3NhYmP0j3jMZydJd782YIdnXQd9d1+YgdTOE7gw35QRwb3ttcZMeqKfAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T13:18:16.008459Z","bundle_sha256":"b2632ceb9b4ffe86aa7c3317c46a92bd86be739dd1214bb5a6e6361677367ed1"}}