{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:EZHYTP2AUC7VHGJSF25OFAFB2P","short_pith_number":"pith:EZHYTP2A","canonical_record":{"source":{"id":"0906.0677","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-06-03T10:00:45Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"d3bb90988d744fc38c203cbabf3738098281a0c12a6059c2f923c72f27783ac3","abstract_canon_sha256":"9e5ef4fc7e303a40c3dfca23baec926170ff3bb63ccc4ef49b6aba4a71ea8b83"},"schema_version":"1.0"},"canonical_sha256":"264f89bf40a0bf5399322ebae280a1d3e0ee235424d78d83f2cac7a16fa7bd83","source":{"kind":"arxiv","id":"0906.0677","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.0677","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"0906.0677v2","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.0677","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"EZHYTP2AUC7V","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_16","alias_value":"EZHYTP2AUC7VHGJS","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_8","alias_value":"EZHYTP2A","created_at":"2026-07-04T16:21:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:EZHYTP2AUC7VHGJSF25OFAFB2P","target":"record","payload":{"canonical_record":{"source":{"id":"0906.0677","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-06-03T10:00:45Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"d3bb90988d744fc38c203cbabf3738098281a0c12a6059c2f923c72f27783ac3","abstract_canon_sha256":"9e5ef4fc7e303a40c3dfca23baec926170ff3bb63ccc4ef49b6aba4a71ea8b83"},"schema_version":"1.0"},"canonical_sha256":"264f89bf40a0bf5399322ebae280a1d3e0ee235424d78d83f2cac7a16fa7bd83","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:21:50.125289Z","signature_b64":"yUhRKiOf3Mhkx4z2RxREVNQEtq7+0Oq6KaKP2o1XMR2rzaYy1nAuDcavYUvdmZxtgiK7IP+FrtDz/TJF9aDfCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"264f89bf40a0bf5399322ebae280a1d3e0ee235424d78d83f2cac7a16fa7bd83","last_reissued_at":"2026-07-04T16:21:50.124919Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:21:50.124919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0906.0677","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":"2026-07-04T16:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8+P/x7m5yBNycHU0larGucwffbCywP3yFFWJvvon6PecrZsdrB9+RJH58WecmMfBL+IBvhSw0F9Q0AYgBvQ0Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T03:21:04.603167Z"},"content_sha256":"b1f5090cfe86e63693aacadc0eb1974065c53def0c060073b9e8af9dbca4fc76","schema_version":"1.0","event_id":"sha256:b1f5090cfe86e63693aacadc0eb1974065c53def0c060073b9e8af9dbca4fc76"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:EZHYTP2AUC7VHGJSF25OFAFB2P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The imprint of the interaction between dark sectors in large scale cosmic microwave background anisotropies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Bin Wang, Jian-Hua He, Pengjie Zhang","submitted_at":"2009-06-03T10:00:45Z","abstract_excerpt":"Dark energy interacting with dark matter is a promising model to solve the cosmic coincidence problem. We study the signature of such interaction on large scale cosmic microwave background (CMB) temperature anisotropies. Based on the detail analysis in perturbation equations of dark energy and dark matter when they are in interaction, we find that the large scale CMB, especially the late Integrated Sachs Wolfe effect, is a useful tool to measure the coupling between dark sectors. We also discuss the possibility to detect the coupling by cross-correlating CMB maps with tracers of the large scal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.0677","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/0906.0677/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":"2026-07-04T16:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NKMudBGneT7GoI5vJqgI5mgaQECJTZ95mA80iQGlhzf64nOD37boOiMmAg1l/rqlc2lrbGDFq4fzCWuOSGLuDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T03:21:04.603689Z"},"content_sha256":"4201aa14e4543779ef7e30d2bf4457e5dca190e5f6d910d3050c24206aeda062","schema_version":"1.0","event_id":"sha256:4201aa14e4543779ef7e30d2bf4457e5dca190e5f6d910d3050c24206aeda062"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/bundle.json","state_url":"https://pith.science/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/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":"2026-08-15T03:21:04Z","links":{"resolver":"https://pith.science/pith/EZHYTP2AUC7VHGJSF25OFAFB2P","bundle":"https://pith.science/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/bundle.json","state":"https://pith.science/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EZHYTP2AUC7VHGJSF25OFAFB2P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:EZHYTP2AUC7VHGJSF25OFAFB2P","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":"9e5ef4fc7e303a40c3dfca23baec926170ff3bb63ccc4ef49b6aba4a71ea8b83","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-06-03T10:00:45Z","title_canon_sha256":"d3bb90988d744fc38c203cbabf3738098281a0c12a6059c2f923c72f27783ac3"},"schema_version":"1.0","source":{"id":"0906.0677","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.0677","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"0906.0677v2","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.0677","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"EZHYTP2AUC7V","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_16","alias_value":"EZHYTP2AUC7VHGJS","created_at":"2026-07-04T16:21:50Z"},{"alias_kind":"pith_short_8","alias_value":"EZHYTP2A","created_at":"2026-07-04T16:21:50Z"}],"graph_snapshots":[{"event_id":"sha256:4201aa14e4543779ef7e30d2bf4457e5dca190e5f6d910d3050c24206aeda062","target":"graph","created_at":"2026-07-04T16:21:50Z","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/0906.0677/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Dark energy interacting with dark matter is a promising model to solve the cosmic coincidence problem. We study the signature of such interaction on large scale cosmic microwave background (CMB) temperature anisotropies. Based on the detail analysis in perturbation equations of dark energy and dark matter when they are in interaction, we find that the large scale CMB, especially the late Integrated Sachs Wolfe effect, is a useful tool to measure the coupling between dark sectors. We also discuss the possibility to detect the coupling by cross-correlating CMB maps with tracers of the large scal","authors_text":"Bin Wang, Jian-Hua He, Pengjie Zhang","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-06-03T10:00:45Z","title":"The imprint of the interaction between dark sectors in large scale cosmic microwave background anisotropies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.0677","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:b1f5090cfe86e63693aacadc0eb1974065c53def0c060073b9e8af9dbca4fc76","target":"record","created_at":"2026-07-04T16:21:50Z","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":"9e5ef4fc7e303a40c3dfca23baec926170ff3bb63ccc4ef49b6aba4a71ea8b83","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-06-03T10:00:45Z","title_canon_sha256":"d3bb90988d744fc38c203cbabf3738098281a0c12a6059c2f923c72f27783ac3"},"schema_version":"1.0","source":{"id":"0906.0677","kind":"arxiv","version":2}},"canonical_sha256":"264f89bf40a0bf5399322ebae280a1d3e0ee235424d78d83f2cac7a16fa7bd83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"264f89bf40a0bf5399322ebae280a1d3e0ee235424d78d83f2cac7a16fa7bd83","first_computed_at":"2026-07-04T16:21:50.124919Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:21:50.124919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yUhRKiOf3Mhkx4z2RxREVNQEtq7+0Oq6KaKP2o1XMR2rzaYy1nAuDcavYUvdmZxtgiK7IP+FrtDz/TJF9aDfCw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:21:50.125289Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.0677","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b1f5090cfe86e63693aacadc0eb1974065c53def0c060073b9e8af9dbca4fc76","sha256:4201aa14e4543779ef7e30d2bf4457e5dca190e5f6d910d3050c24206aeda062"],"state_sha256":"6c48ef8c3cc49276ee31e025d2c0022c2e843035fb5f8b1e2d5ac53648a3c59b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"trIu9Y9XNUl0y77yZIxAnAjKEUEAAcylSMwgP/l9CdGUilEtA7Rm3pxFM8VPlL7Qveb99AHZa2A3tCXyLtxOCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T03:21:04.609014Z","bundle_sha256":"469164b3c5626b95069222507da15c41eed38c5a1b85f99e951e791e995041d2"}}