{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:4MKKRHGAA7BHN6JH2AHJWYNTUO","short_pith_number":"pith:4MKKRHGA","canonical_record":{"source":{"id":"2605.20817","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-20T07:13:49Z","cross_cats_sorted":[],"title_canon_sha256":"b2c3c3dbe541716efffdac092702c221fe4b7d47ddc89d2b7585cd069b069093","abstract_canon_sha256":"311fd2f0ab5467a6275ddd9bf8ff15b3c08b82a165a3d4016c5c2cffade93b44"},"schema_version":"1.0"},"canonical_sha256":"e314a89cc007c276f927d00e9b61b3a3841d8a40613dcaa63c905c0b939fa4c0","source":{"kind":"arxiv","id":"2605.20817","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.20817","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"arxiv_version","alias_value":"2605.20817v1","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20817","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_12","alias_value":"4MKKRHGAA7BH","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_16","alias_value":"4MKKRHGAA7BHN6JH","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_8","alias_value":"4MKKRHGA","created_at":"2026-05-21T01:04:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:4MKKRHGAA7BHN6JH2AHJWYNTUO","target":"record","payload":{"canonical_record":{"source":{"id":"2605.20817","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-20T07:13:49Z","cross_cats_sorted":[],"title_canon_sha256":"b2c3c3dbe541716efffdac092702c221fe4b7d47ddc89d2b7585cd069b069093","abstract_canon_sha256":"311fd2f0ab5467a6275ddd9bf8ff15b3c08b82a165a3d4016c5c2cffade93b44"},"schema_version":"1.0"},"canonical_sha256":"e314a89cc007c276f927d00e9b61b3a3841d8a40613dcaa63c905c0b939fa4c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T01:04:56.069673Z","signature_b64":"Yqg5wqnwKJRkRMrrb4nNgeN+lBGhR7ba9jIUXJ+VMVKL4PkzmvG62bLkJhmNWmos2h/PD0R/RRrba7RW7VXbBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e314a89cc007c276f927d00e9b61b3a3841d8a40613dcaa63c905c0b939fa4c0","last_reissued_at":"2026-05-21T01:04:56.068952Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T01:04:56.068952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.20817","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-21T01:04:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IgiNba4Njwxujioh9P3iuRcGk5kwZQYlz4tHbLTm+iVDDV996qZ5nFrkTs2I3hOgcPw3ba4EU88zRp4Md+bKDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T21:27:07.980854Z"},"content_sha256":"3e0641822ea93d850ab39dca73c0776b69e1ef1b21d0b8f98773db30ffd568b2","schema_version":"1.0","event_id":"sha256:3e0641822ea93d850ab39dca73c0776b69e1ef1b21d0b8f98773db30ffd568b2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:4MKKRHGAA7BHN6JH2AHJWYNTUO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topics in Nonparametric Bayesian Statistics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.ME","authors_text":"Nils Lid Hjort","submitted_at":"2026-05-20T07:13:49Z","abstract_excerpt":"The intersection set of Bayesian and nonparametric statistics was almost empty until about 1973, but now is growing at a healthy rate. This chapter, for the {\\it Highly Structured Stochastic Systems} book (Oxford University Press, 2003) gives an overview of various theoretical and applied research themes inside this field, partly complementing and extending recent reviews of Dey, M{\\\"u}ller and Sinha (1998) and Walker, Damien, Laud and Smith (1999). The intention is not to be complete or exhaustive, but rather to touch on research areas of interest, partly by example."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20817","kind":"arxiv","version":1},"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/2605.20817/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":"2026-05-21T01:04:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eclgPCR0iLgsSUi6pOWHxtIn4bnxd4YNpmRrrI5u7hyXkhCyoXE9ywIiUsyU9S36Vrf92gUzXS3rkG3/FV9xAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T21:27:07.981279Z"},"content_sha256":"508b2bd4a82b315a3c394326aadaae6989e30bc348d9942b43b97e4412e8f65b","schema_version":"1.0","event_id":"sha256:508b2bd4a82b315a3c394326aadaae6989e30bc348d9942b43b97e4412e8f65b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/bundle.json","state_url":"https://pith.science/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/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":"2026-05-24T21:27:07Z","links":{"resolver":"https://pith.science/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO","bundle":"https://pith.science/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/bundle.json","state":"https://pith.science/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4MKKRHGAA7BHN6JH2AHJWYNTUO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:4MKKRHGAA7BHN6JH2AHJWYNTUO","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":"311fd2f0ab5467a6275ddd9bf8ff15b3c08b82a165a3d4016c5c2cffade93b44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-20T07:13:49Z","title_canon_sha256":"b2c3c3dbe541716efffdac092702c221fe4b7d47ddc89d2b7585cd069b069093"},"schema_version":"1.0","source":{"id":"2605.20817","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.20817","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"arxiv_version","alias_value":"2605.20817v1","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20817","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_12","alias_value":"4MKKRHGAA7BH","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_16","alias_value":"4MKKRHGAA7BHN6JH","created_at":"2026-05-21T01:04:56Z"},{"alias_kind":"pith_short_8","alias_value":"4MKKRHGA","created_at":"2026-05-21T01:04:56Z"}],"graph_snapshots":[{"event_id":"sha256:508b2bd4a82b315a3c394326aadaae6989e30bc348d9942b43b97e4412e8f65b","target":"graph","created_at":"2026-05-21T01:04:56Z","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/2605.20817/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The intersection set of Bayesian and nonparametric statistics was almost empty until about 1973, but now is growing at a healthy rate. This chapter, for the {\\it Highly Structured Stochastic Systems} book (Oxford University Press, 2003) gives an overview of various theoretical and applied research themes inside this field, partly complementing and extending recent reviews of Dey, M{\\\"u}ller and Sinha (1998) and Walker, Damien, Laud and Smith (1999). The intention is not to be complete or exhaustive, but rather to touch on research areas of interest, partly by example.","authors_text":"Nils Lid Hjort","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-20T07:13:49Z","title":"Topics in Nonparametric Bayesian Statistics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20817","kind":"arxiv","version":1},"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":"sha256:3e0641822ea93d850ab39dca73c0776b69e1ef1b21d0b8f98773db30ffd568b2","target":"record","created_at":"2026-05-21T01:04:56Z","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":"311fd2f0ab5467a6275ddd9bf8ff15b3c08b82a165a3d4016c5c2cffade93b44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-20T07:13:49Z","title_canon_sha256":"b2c3c3dbe541716efffdac092702c221fe4b7d47ddc89d2b7585cd069b069093"},"schema_version":"1.0","source":{"id":"2605.20817","kind":"arxiv","version":1}},"canonical_sha256":"e314a89cc007c276f927d00e9b61b3a3841d8a40613dcaa63c905c0b939fa4c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e314a89cc007c276f927d00e9b61b3a3841d8a40613dcaa63c905c0b939fa4c0","first_computed_at":"2026-05-21T01:04:56.068952Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T01:04:56.068952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yqg5wqnwKJRkRMrrb4nNgeN+lBGhR7ba9jIUXJ+VMVKL4PkzmvG62bLkJhmNWmos2h/PD0R/RRrba7RW7VXbBg==","signature_status":"signed_v1","signed_at":"2026-05-21T01:04:56.069673Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.20817","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e0641822ea93d850ab39dca73c0776b69e1ef1b21d0b8f98773db30ffd568b2","sha256:508b2bd4a82b315a3c394326aadaae6989e30bc348d9942b43b97e4412e8f65b"],"state_sha256":"4980f4f81855325b42c1067d1265c7553cf1c6cb4f90d40dbcf471cdcd3f9b2d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"guh3eZ8HsoQb+yPjlkIGeKucHM4kF4JS1/H1np8IlWqzcu/RBvtavWBgdfFLUAOR1eWfo1TAPAzoCX0k1KjlDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T21:27:07.983644Z","bundle_sha256":"b8a5b329b69d7b33f762de27c633ace48f807b44f35c143544c10d7493e49903"}}