{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:PMSQ4MYWGKY5GIZF2TSLZPGGOY","short_pith_number":"pith:PMSQ4MYW","canonical_record":{"source":{"id":"1109.6778","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-30T10:05:45Z","cross_cats_sorted":[],"title_canon_sha256":"bf2467114f7f56198f139237fb5e3da2c67a555f8cde8c66fec1c894d48c0464","abstract_canon_sha256":"a34635bfaba9457bd6242ac4471b1fdac20b0f6050c3461224ce6d2581eead94"},"schema_version":"1.0"},"canonical_sha256":"7b250e331632b1d32325d4e4bcbcc6760677e5d1a71176954f03341967297ea8","source":{"kind":"arxiv","id":"1109.6778","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.6778","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"arxiv_version","alias_value":"1109.6778v2","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6778","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"pith_short_12","alias_value":"PMSQ4MYWGKY5","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PMSQ4MYWGKY5GIZF","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PMSQ4MYW","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:PMSQ4MYWGKY5GIZF2TSLZPGGOY","target":"record","payload":{"canonical_record":{"source":{"id":"1109.6778","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-30T10:05:45Z","cross_cats_sorted":[],"title_canon_sha256":"bf2467114f7f56198f139237fb5e3da2c67a555f8cde8c66fec1c894d48c0464","abstract_canon_sha256":"a34635bfaba9457bd6242ac4471b1fdac20b0f6050c3461224ce6d2581eead94"},"schema_version":"1.0"},"canonical_sha256":"7b250e331632b1d32325d4e4bcbcc6760677e5d1a71176954f03341967297ea8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:21.076436Z","signature_b64":"GisCUyIKcjyf2zE1UlKuaTiuqVo4fCKCDxeP+FRzgj8WIQWLtT8ieCHUDi+TT3iL5hT/MrD8EB5bkTNHXftaAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7b250e331632b1d32325d4e4bcbcc6760677e5d1a71176954f03341967297ea8","last_reissued_at":"2026-05-18T02:00:21.075688Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:21.075688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.6778","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":"2026-05-18T02:00:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PIOcwxbwovbNQkE/hsRs89VY8/S7EPqvrpAA6GU7sPcnFI/JMVT9u079GeqhEqiUCI3brGUfyexv1X/O7sK9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T17:51:06.141159Z"},"content_sha256":"fe8f3ff7edc72f3de106aa8f2c9f5c15672264f55a46ae8b102af0dde03b9158","schema_version":"1.0","event_id":"sha256:fe8f3ff7edc72f3de106aa8f2c9f5c15672264f55a46ae8b102af0dde03b9158"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:PMSQ4MYWGKY5GIZF2TSLZPGGOY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A new signature of primordial non-Gaussianities from the abundance of galaxy clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. M. M. Trindade, P. P. Avelino, P. T. P. Viana","submitted_at":"2011-09-30T10:05:45Z","abstract_excerpt":"The evolution with time of the abundance of galaxy clusters is very sensitive to the statistical properties of the primordial density perturbations. It can thus be used to probe small deviations from Gaussianity in the initial conditions. The characterization of such deviations would help distinguish between different inflationary scenarios, and provide us with information on physical processes which took place in the early Universe. We have found that when the information contained in the galaxy cluster counts is used to reconstruct the dark energy equation of state as a function of redshift,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6778","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":"2026-05-18T02:00:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ASTiHHJnL1VDdIvcYmIFr/94+DShAx2mS/Iwqh2aq2YkHK4uvJbqsyLKzcd9vBuQQ14CZmWmuRtg5hDcIv5NCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T17:51:06.141831Z"},"content_sha256":"28d1e25949b5cda263edf5ecf67322d8df7d9ce9e40b3c00be3c88947eb716e3","schema_version":"1.0","event_id":"sha256:28d1e25949b5cda263edf5ecf67322d8df7d9ce9e40b3c00be3c88947eb716e3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/bundle.json","state_url":"https://pith.science/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/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":"2026-06-05T17:51:06Z","links":{"resolver":"https://pith.science/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY","bundle":"https://pith.science/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/bundle.json","state":"https://pith.science/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PMSQ4MYWGKY5GIZF2TSLZPGGOY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:PMSQ4MYWGKY5GIZF2TSLZPGGOY","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":"a34635bfaba9457bd6242ac4471b1fdac20b0f6050c3461224ce6d2581eead94","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-30T10:05:45Z","title_canon_sha256":"bf2467114f7f56198f139237fb5e3da2c67a555f8cde8c66fec1c894d48c0464"},"schema_version":"1.0","source":{"id":"1109.6778","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.6778","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"arxiv_version","alias_value":"1109.6778v2","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6778","created_at":"2026-05-18T02:00:21Z"},{"alias_kind":"pith_short_12","alias_value":"PMSQ4MYWGKY5","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PMSQ4MYWGKY5GIZF","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PMSQ4MYW","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:28d1e25949b5cda263edf5ecf67322d8df7d9ce9e40b3c00be3c88947eb716e3","target":"graph","created_at":"2026-05-18T02:00:21Z","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":"The evolution with time of the abundance of galaxy clusters is very sensitive to the statistical properties of the primordial density perturbations. It can thus be used to probe small deviations from Gaussianity in the initial conditions. The characterization of such deviations would help distinguish between different inflationary scenarios, and provide us with information on physical processes which took place in the early Universe. We have found that when the information contained in the galaxy cluster counts is used to reconstruct the dark energy equation of state as a function of redshift,","authors_text":"A. M. M. Trindade, P. P. Avelino, P. T. P. Viana","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-30T10:05:45Z","title":"A new signature of primordial non-Gaussianities from the abundance of galaxy clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6778","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:fe8f3ff7edc72f3de106aa8f2c9f5c15672264f55a46ae8b102af0dde03b9158","target":"record","created_at":"2026-05-18T02:00:21Z","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":"a34635bfaba9457bd6242ac4471b1fdac20b0f6050c3461224ce6d2581eead94","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-30T10:05:45Z","title_canon_sha256":"bf2467114f7f56198f139237fb5e3da2c67a555f8cde8c66fec1c894d48c0464"},"schema_version":"1.0","source":{"id":"1109.6778","kind":"arxiv","version":2}},"canonical_sha256":"7b250e331632b1d32325d4e4bcbcc6760677e5d1a71176954f03341967297ea8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7b250e331632b1d32325d4e4bcbcc6760677e5d1a71176954f03341967297ea8","first_computed_at":"2026-05-18T02:00:21.075688Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:21.075688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GisCUyIKcjyf2zE1UlKuaTiuqVo4fCKCDxeP+FRzgj8WIQWLtT8ieCHUDi+TT3iL5hT/MrD8EB5bkTNHXftaAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:21.076436Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.6778","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe8f3ff7edc72f3de106aa8f2c9f5c15672264f55a46ae8b102af0dde03b9158","sha256:28d1e25949b5cda263edf5ecf67322d8df7d9ce9e40b3c00be3c88947eb716e3"],"state_sha256":"86319dfc0e776590194c547e5ba0bbb3b85e4de18e9b05be0b3f10a3d1a21ea0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2fLpapsmi+Rl3Sab/CSbYX8sL9jUQ9aWyr3dSGKZOTuaqxFvMVhP7hwhPGG0IqHFMbadr30HWWwK+4FErUp/DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T17:51:06.146028Z","bundle_sha256":"5cd70c6f7e9411cee080b423daa599b635f6db475fea8e77972e0ac39930da0f"}}