{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:IQF526OVJTHSYEIJSLQEML3VZT","short_pith_number":"pith:IQF526OV","canonical_record":{"source":{"id":"1605.02256","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2016-05-08T01:13:21Z","cross_cats_sorted":["math.PR"],"title_canon_sha256":"c5f534f7d4c637980a84026e388ab796a5f390a83063db11d0ce61e9cdd5c29a","abstract_canon_sha256":"541b4a84bd2440bade47d7809b90e73433cf0a680bc9e9b629c8bfd65c2d02d5"},"schema_version":"1.0"},"canonical_sha256":"440bdd79d54ccf2c110992e0462f75ccd52be128bbea056c117f62188878a7bc","source":{"kind":"arxiv","id":"1605.02256","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02256","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02256v2","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02256","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"IQF526OVJTHS","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IQF526OVJTHSYEIJ","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IQF526OV","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:IQF526OVJTHSYEIJSLQEML3VZT","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02256","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2016-05-08T01:13:21Z","cross_cats_sorted":["math.PR"],"title_canon_sha256":"c5f534f7d4c637980a84026e388ab796a5f390a83063db11d0ce61e9cdd5c29a","abstract_canon_sha256":"541b4a84bd2440bade47d7809b90e73433cf0a680bc9e9b629c8bfd65c2d02d5"},"schema_version":"1.0"},"canonical_sha256":"440bdd79d54ccf2c110992e0462f75ccd52be128bbea056c117f62188878a7bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:04.517937Z","signature_b64":"IcOiD/tnH/qn+HYf3KAP6kc1kZcNDuwNxQuA8grF35OkdnmYJs3etWo/8oqr62Uc3+SYnorMOCz2YBS95zeQDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"440bdd79d54ccf2c110992e0462f75ccd52be128bbea056c117f62188878a7bc","last_reissued_at":"2026-05-18T00:57:04.517260Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:04.517260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02256","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SDCpcr3SR8/V7lX+mIGiZgE2nk+KcP3+jMIWT8VF+0xRfkTAnhsHXsMsJP1krqSHbR7K85hCLCJ6Ncn0HiyhDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:16:06.924700Z"},"content_sha256":"3611ba72f8f61e25cf54e6379c21867f1c9a5cb41c39784fd4ac68a67567d7e7","schema_version":"1.0","event_id":"sha256:3611ba72f8f61e25cf54e6379c21867f1c9a5cb41c39784fd4ac68a67567d7e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:IQF526OVJTHSYEIJSLQEML3VZT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comment on \"A variational Bayesian approach for inverse problems with skew-t error distributions\" (Guha et al., Journal of Computational Physics 301 (2015) 377-393)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.PR"],"primary_cat":"stat.ME","authors_text":"Freddy Omar L\\'opez Quintero, Javier E. Contreras-Reyes","submitted_at":"2016-05-08T01:13:21Z","abstract_excerpt":"A brief comment on A variational Bayesian approach for inverse problems with skew-t error distributions (Guha et al., Journal of Computational Physics 301 (2015) 377-393) is given in this letter."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02256","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uGvy2YK9QMt9VATfZzL1UNKVRc94NnmmrnVGSYU8eGz56Oti87Th7AbvFcliM2pHv4pxpZ8frE+Ep3zYYzO2BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:16:06.925053Z"},"content_sha256":"4dc81b0f1aa1815dedcf244ab7d461b36174bbc48b130edde8be36f81789ce10","schema_version":"1.0","event_id":"sha256:4dc81b0f1aa1815dedcf244ab7d461b36174bbc48b130edde8be36f81789ce10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IQF526OVJTHSYEIJSLQEML3VZT/bundle.json","state_url":"https://pith.science/pith/IQF526OVJTHSYEIJSLQEML3VZT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IQF526OVJTHSYEIJSLQEML3VZT/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":"2026-06-10T21:16:06Z","links":{"resolver":"https://pith.science/pith/IQF526OVJTHSYEIJSLQEML3VZT","bundle":"https://pith.science/pith/IQF526OVJTHSYEIJSLQEML3VZT/bundle.json","state":"https://pith.science/pith/IQF526OVJTHSYEIJSLQEML3VZT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IQF526OVJTHSYEIJSLQEML3VZT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:IQF526OVJTHSYEIJSLQEML3VZT","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":"541b4a84bd2440bade47d7809b90e73433cf0a680bc9e9b629c8bfd65c2d02d5","cross_cats_sorted":["math.PR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2016-05-08T01:13:21Z","title_canon_sha256":"c5f534f7d4c637980a84026e388ab796a5f390a83063db11d0ce61e9cdd5c29a"},"schema_version":"1.0","source":{"id":"1605.02256","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02256","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02256v2","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02256","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"IQF526OVJTHS","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IQF526OVJTHSYEIJ","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IQF526OV","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:4dc81b0f1aa1815dedcf244ab7d461b36174bbc48b130edde8be36f81789ce10","target":"graph","created_at":"2026-05-18T00:57:04Z","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 brief comment on A variational Bayesian approach for inverse problems with skew-t error distributions (Guha et al., Journal of Computational Physics 301 (2015) 377-393) is given in this letter.","authors_text":"Freddy Omar L\\'opez Quintero, Javier E. Contreras-Reyes","cross_cats":["math.PR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2016-05-08T01:13:21Z","title":"Comment on \"A variational Bayesian approach for inverse problems with skew-t error distributions\" (Guha et al., Journal of Computational Physics 301 (2015) 377-393)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02256","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":"sha256:3611ba72f8f61e25cf54e6379c21867f1c9a5cb41c39784fd4ac68a67567d7e7","target":"record","created_at":"2026-05-18T00:57:04Z","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":"541b4a84bd2440bade47d7809b90e73433cf0a680bc9e9b629c8bfd65c2d02d5","cross_cats_sorted":["math.PR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2016-05-08T01:13:21Z","title_canon_sha256":"c5f534f7d4c637980a84026e388ab796a5f390a83063db11d0ce61e9cdd5c29a"},"schema_version":"1.0","source":{"id":"1605.02256","kind":"arxiv","version":2}},"canonical_sha256":"440bdd79d54ccf2c110992e0462f75ccd52be128bbea056c117f62188878a7bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"440bdd79d54ccf2c110992e0462f75ccd52be128bbea056c117f62188878a7bc","first_computed_at":"2026-05-18T00:57:04.517260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:04.517260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IcOiD/tnH/qn+HYf3KAP6kc1kZcNDuwNxQuA8grF35OkdnmYJs3etWo/8oqr62Uc3+SYnorMOCz2YBS95zeQDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:04.517937Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02256","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3611ba72f8f61e25cf54e6379c21867f1c9a5cb41c39784fd4ac68a67567d7e7","sha256:4dc81b0f1aa1815dedcf244ab7d461b36174bbc48b130edde8be36f81789ce10"],"state_sha256":"88830a3afe438e2c3d73584187c2157fa9dd873bca594f561673dc53e02209b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M42TJTI+6hT0iSSxo8jLxYqPPHaMkH40CGq9vG+SHFXECw/POycgtuwGsw7nczCnSh0QDDgD38aVaDF0XOmtBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T21:16:06.926992Z","bundle_sha256":"71c9c99cd72de3db240ab5fba2794873f6078e9e514add8e6347195f24484545"}}