{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:AFOZIVJICNRXZ3NU5KRAC62JTY","short_pith_number":"pith:AFOZIVJI","canonical_record":{"source":{"id":"1409.4650","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-09-16T14:14:47Z","cross_cats_sorted":[],"title_canon_sha256":"d9874e4ad126b53ae03f63b4db262e9575e2f86bb50a406554784ca068dbe8e9","abstract_canon_sha256":"b781c594d019310d18f45af33a77ded6f69e76501e722b2220959378cb1f77a7"},"schema_version":"1.0"},"canonical_sha256":"015d94552813637cedb4eaa2017b499e1c8f8522ab7339acc4d791ef5aae259e","source":{"kind":"arxiv","id":"1409.4650","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4650","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4650v2","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4650","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"AFOZIVJICNRX","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AFOZIVJICNRXZ3NU","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AFOZIVJI","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:AFOZIVJICNRXZ3NU5KRAC62JTY","target":"record","payload":{"canonical_record":{"source":{"id":"1409.4650","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-09-16T14:14:47Z","cross_cats_sorted":[],"title_canon_sha256":"d9874e4ad126b53ae03f63b4db262e9575e2f86bb50a406554784ca068dbe8e9","abstract_canon_sha256":"b781c594d019310d18f45af33a77ded6f69e76501e722b2220959378cb1f77a7"},"schema_version":"1.0"},"canonical_sha256":"015d94552813637cedb4eaa2017b499e1c8f8522ab7339acc4d791ef5aae259e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:49.356920Z","signature_b64":"topQCyHh/oKMzuNUv1GWGGgT2YH1FlifGFP4MaPZjzKOmfpGtx2jv/ZfRREs7M/lxVqeK24EvpuOJ75ZbBSFCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"015d94552813637cedb4eaa2017b499e1c8f8522ab7339acc4d791ef5aae259e","last_reissued_at":"2026-05-18T01:37:49.356303Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:49.356303Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.4650","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":"2026-05-18T01:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nmaTmD4osZ8Fm18KmigiO9rnKVPlFkoEpds24AvdFB4ttcIjNYEkidN5rxS4MdldLM7D/L2Ibi28SiwBSn3OCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T23:12:05.355402Z"},"content_sha256":"a2e803a739ffddc1836c367e0a15feab1be411558add26ff9c10e02daf4e81ef","schema_version":"1.0","event_id":"sha256:a2e803a739ffddc1836c367e0a15feab1be411558add26ff9c10e02daf4e81ef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:AFOZIVJICNRXZ3NU5KRAC62JTY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraining dark sector perturbations I: cosmic shear and CMB lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Adam Moss, Jonathan A. Pearson, Richard A. Battye","submitted_at":"2014-09-16T14:14:47Z","abstract_excerpt":"We present current and future constraints on equations of state for dark sector perturbations. The equations of state considered are those corresponding to a generalized scalar field model and time-diffeomorphism invariant $L(g)$ theories that are equivalent to models of a relativistic elastic medium and also Lorentz violating massive gravity. We develop a theoretical understanding of the observable impact of these models. In order to constrain these models we use CMB temperature data from Planck, BAO measurements, CMB lensing data from Planck and the South Pole Telescope, and weak galaxy lens"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4650","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":"2026-05-18T01:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jtLaiSLapaq9G0wY19jz4qOahhAhb5wv0wdXLoc4zYPVvlD9VOlM0REhCe88GWqXE376fYGzuoseZqBoGlAUCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T23:12:05.355742Z"},"content_sha256":"73680a25656703c11be63ea29d74aea1b1d114ac4809bef1857067dd48e4195f","schema_version":"1.0","event_id":"sha256:73680a25656703c11be63ea29d74aea1b1d114ac4809bef1857067dd48e4195f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/bundle.json","state_url":"https://pith.science/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/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":"2026-06-08T23:12:05Z","links":{"resolver":"https://pith.science/pith/AFOZIVJICNRXZ3NU5KRAC62JTY","bundle":"https://pith.science/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/bundle.json","state":"https://pith.science/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AFOZIVJICNRXZ3NU5KRAC62JTY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AFOZIVJICNRXZ3NU5KRAC62JTY","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":"b781c594d019310d18f45af33a77ded6f69e76501e722b2220959378cb1f77a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-09-16T14:14:47Z","title_canon_sha256":"d9874e4ad126b53ae03f63b4db262e9575e2f86bb50a406554784ca068dbe8e9"},"schema_version":"1.0","source":{"id":"1409.4650","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4650","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4650v2","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4650","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"AFOZIVJICNRX","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AFOZIVJICNRXZ3NU","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AFOZIVJI","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:73680a25656703c11be63ea29d74aea1b1d114ac4809bef1857067dd48e4195f","target":"graph","created_at":"2026-05-18T01:37:49Z","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 present current and future constraints on equations of state for dark sector perturbations. The equations of state considered are those corresponding to a generalized scalar field model and time-diffeomorphism invariant $L(g)$ theories that are equivalent to models of a relativistic elastic medium and also Lorentz violating massive gravity. We develop a theoretical understanding of the observable impact of these models. In order to constrain these models we use CMB temperature data from Planck, BAO measurements, CMB lensing data from Planck and the South Pole Telescope, and weak galaxy lens","authors_text":"Adam Moss, Jonathan A. Pearson, Richard A. Battye","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-09-16T14:14:47Z","title":"Constraining dark sector perturbations I: cosmic shear and CMB lensing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4650","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:a2e803a739ffddc1836c367e0a15feab1be411558add26ff9c10e02daf4e81ef","target":"record","created_at":"2026-05-18T01:37:49Z","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":"b781c594d019310d18f45af33a77ded6f69e76501e722b2220959378cb1f77a7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-09-16T14:14:47Z","title_canon_sha256":"d9874e4ad126b53ae03f63b4db262e9575e2f86bb50a406554784ca068dbe8e9"},"schema_version":"1.0","source":{"id":"1409.4650","kind":"arxiv","version":2}},"canonical_sha256":"015d94552813637cedb4eaa2017b499e1c8f8522ab7339acc4d791ef5aae259e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"015d94552813637cedb4eaa2017b499e1c8f8522ab7339acc4d791ef5aae259e","first_computed_at":"2026-05-18T01:37:49.356303Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:49.356303Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"topQCyHh/oKMzuNUv1GWGGgT2YH1FlifGFP4MaPZjzKOmfpGtx2jv/ZfRREs7M/lxVqeK24EvpuOJ75ZbBSFCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:49.356920Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.4650","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2e803a739ffddc1836c367e0a15feab1be411558add26ff9c10e02daf4e81ef","sha256:73680a25656703c11be63ea29d74aea1b1d114ac4809bef1857067dd48e4195f"],"state_sha256":"d067c654d84c68bdf4bd7c03d3784c548af6931c5db097888c10b4fc0d7554c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8LNWt88Rsva0VRazL3JqemNPSttZejolptJHibn1wr5+53+aeu7ZfUhRL+XQtnRqVB4eIzajh7SISu7d9ScDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T23:12:05.357566Z","bundle_sha256":"334059355dd5525646f4781ef106c653be17f86df65cbda5c746842af2423c5d"}}