{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:VB75PAYT5RXF2VLJB2FW5EV7OM","short_pith_number":"pith:VB75PAYT","canonical_record":{"source":{"id":"1210.2725","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-09T20:00:02Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"54089770c77937baf74312d43f24ad4c6bebe30880a1f8d0028ff8c8af47410d","abstract_canon_sha256":"496ab2eceb9ff95509a33f905348f9d1fee5f1c7fe8e16a00b429d6344f2c0fc"},"schema_version":"1.0"},"canonical_sha256":"a87fd78313ec6e5d55690e8b6e92bf732f8a456f2996f2248565f9e7fcaced89","source":{"kind":"arxiv","id":"1210.2725","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.2725","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"arxiv_version","alias_value":"1210.2725v3","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.2725","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"pith_short_12","alias_value":"VB75PAYT5RXF","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VB75PAYT5RXF2VLJ","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VB75PAYT","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:VB75PAYT5RXF2VLJB2FW5EV7OM","target":"record","payload":{"canonical_record":{"source":{"id":"1210.2725","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-09T20:00:02Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"54089770c77937baf74312d43f24ad4c6bebe30880a1f8d0028ff8c8af47410d","abstract_canon_sha256":"496ab2eceb9ff95509a33f905348f9d1fee5f1c7fe8e16a00b429d6344f2c0fc"},"schema_version":"1.0"},"canonical_sha256":"a87fd78313ec6e5d55690e8b6e92bf732f8a456f2996f2248565f9e7fcaced89","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:13:10.731551Z","signature_b64":"AgAp8jeqSwj6Ee4e9qi35RQKuemvdpeBK9mJTOyzKxSnHcYNVpZUr5yv9UetDuuRVKadYSDqgsxdjMx9FE9pAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a87fd78313ec6e5d55690e8b6e92bf732f8a456f2996f2248565f9e7fcaced89","last_reissued_at":"2026-05-18T03:13:10.730851Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:13:10.730851Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.2725","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:13:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sa/n+6dxeqc6U8mJPczhqYVCXKmzbNeps1vVNGofV0wgxSBEfaNwL25/yAUIB3/WWFDAUwg+Jv+gRhm/X9PgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:20:07.449117Z"},"content_sha256":"fcb8d995540b025e4de9f67a707bf1729935382cc1fc60ad0f2488aaf6bdb90f","schema_version":"1.0","event_id":"sha256:fcb8d995540b025e4de9f67a707bf1729935382cc1fc60ad0f2488aaf6bdb90f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:VB75PAYT5RXF2VLJB2FW5EV7OM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hierarchical Bayesian Detection Algorithm for Early-Universe Relics in the Cosmic Microwave Background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Daniel J. Mortlock, Hiranya V. Peiris, Jason D. McEwen, Matthew C. Johnson, Stephen M. Feeney","submitted_at":"2012-10-09T20:00:02Z","abstract_excerpt":"A number of theoretically well-motivated additions to the standard cosmological model predict weak signatures in the form of spatially localized sources embedded in the cosmic microwave background (CMB) fluctuations. We present a hierarchical Bayesian statistical formalism and a complete data analysis pipeline for testing such scenarios. We derive an accurate approximation to the full posterior probability distribution over the parameters defining any theory that predicts sources embedded in the CMB, and perform an extensive set of tests in order to establish its validity. The approximation is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.2725","kind":"arxiv","version":3},"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":"2026-05-18T03:13:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0t2w30Co5Krg6JuRkcebJKXoyaz3/pqWlnyjNfzwXsBc7356mltI0+6qceqz+i469JySXIaNwl+5WUFFWLDtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:20:07.449805Z"},"content_sha256":"befddf193597cd7820ab383311c57f3cd523d97996dec8fe92cb3fa2edaf65df","schema_version":"1.0","event_id":"sha256:befddf193597cd7820ab383311c57f3cd523d97996dec8fe92cb3fa2edaf65df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/bundle.json","state_url":"https://pith.science/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/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":"2026-06-04T22:20:07Z","links":{"resolver":"https://pith.science/pith/VB75PAYT5RXF2VLJB2FW5EV7OM","bundle":"https://pith.science/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/bundle.json","state":"https://pith.science/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VB75PAYT5RXF2VLJB2FW5EV7OM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:VB75PAYT5RXF2VLJB2FW5EV7OM","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":"496ab2eceb9ff95509a33f905348f9d1fee5f1c7fe8e16a00b429d6344f2c0fc","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-09T20:00:02Z","title_canon_sha256":"54089770c77937baf74312d43f24ad4c6bebe30880a1f8d0028ff8c8af47410d"},"schema_version":"1.0","source":{"id":"1210.2725","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.2725","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"arxiv_version","alias_value":"1210.2725v3","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.2725","created_at":"2026-05-18T03:13:10Z"},{"alias_kind":"pith_short_12","alias_value":"VB75PAYT5RXF","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VB75PAYT5RXF2VLJ","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VB75PAYT","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:befddf193597cd7820ab383311c57f3cd523d97996dec8fe92cb3fa2edaf65df","target":"graph","created_at":"2026-05-18T03:13:10Z","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":"A number of theoretically well-motivated additions to the standard cosmological model predict weak signatures in the form of spatially localized sources embedded in the cosmic microwave background (CMB) fluctuations. We present a hierarchical Bayesian statistical formalism and a complete data analysis pipeline for testing such scenarios. We derive an accurate approximation to the full posterior probability distribution over the parameters defining any theory that predicts sources embedded in the CMB, and perform an extensive set of tests in order to establish its validity. The approximation is","authors_text":"Daniel J. Mortlock, Hiranya V. Peiris, Jason D. McEwen, Matthew C. Johnson, Stephen M. Feeney","cross_cats":["gr-qc","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-09T20:00:02Z","title":"Hierarchical Bayesian Detection Algorithm for Early-Universe Relics in the Cosmic Microwave Background"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.2725","kind":"arxiv","version":3},"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:fcb8d995540b025e4de9f67a707bf1729935382cc1fc60ad0f2488aaf6bdb90f","target":"record","created_at":"2026-05-18T03:13:10Z","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":"496ab2eceb9ff95509a33f905348f9d1fee5f1c7fe8e16a00b429d6344f2c0fc","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-09T20:00:02Z","title_canon_sha256":"54089770c77937baf74312d43f24ad4c6bebe30880a1f8d0028ff8c8af47410d"},"schema_version":"1.0","source":{"id":"1210.2725","kind":"arxiv","version":3}},"canonical_sha256":"a87fd78313ec6e5d55690e8b6e92bf732f8a456f2996f2248565f9e7fcaced89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a87fd78313ec6e5d55690e8b6e92bf732f8a456f2996f2248565f9e7fcaced89","first_computed_at":"2026-05-18T03:13:10.730851Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:10.730851Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AgAp8jeqSwj6Ee4e9qi35RQKuemvdpeBK9mJTOyzKxSnHcYNVpZUr5yv9UetDuuRVKadYSDqgsxdjMx9FE9pAA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:10.731551Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.2725","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fcb8d995540b025e4de9f67a707bf1729935382cc1fc60ad0f2488aaf6bdb90f","sha256:befddf193597cd7820ab383311c57f3cd523d97996dec8fe92cb3fa2edaf65df"],"state_sha256":"dd75eb8d1cac1a838b0b149bd14ab543ad97ce1b172c111acf123b74d159faa2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fOu6PXtqb1kg5RbzYFyhd3ydaVXXoc8BoIjfrHDqOc0jYze9D7UEajSVmm+Iq2wf//AaAxa56A/u+msjn5AGCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:20:07.453296Z","bundle_sha256":"66892bcecd62b3bc487af546bdf1e01899a41eac52f9ca5680230b39bcd84c4b"}}