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We establish finite-sample bounds for prediction and estimation errors and prove sign consistency under conditions that explicitly reflect tree heterogeneity.","weakest_assumption":"The tree structure is prespecified and known, and either the measurement-error covariance is known or a consistent estimator for it is available; the finite-sample bounds and sign consistency hold only under conditions that explicitly reflect tree heterogeneity."}},"verdict_id":"eb8a33e9-7d92-431c-9141-d2d443103b75"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:1093bda83e7a10b2494fa275fa8ef6d449137eaef5a782f82e7e481064417264","target":"record","created_at":"2026-05-20T00:01:00Z","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":"a5cdd99cefbf89c931120fee28d877129964c9c498c0e77de258a7568bdf386f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2026-05-14T23:16:34Z","title_canon_sha256":"33189d8cbac7870de5f18848519ced4eac522bb5867c91119353861a3235eda4"},"schema_version":"1.0","source":{"id":"2605.15469","kind":"arxiv","version":1}},"canonical_sha256":"b085e8652e92dc7ee4cbb8762fa89c8da2f7406fd42607c682c9bf11479406a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b085e8652e92dc7ee4cbb8762fa89c8da2f7406fd42607c682c9bf11479406a1","first_computed_at":"2026-05-20T00:01:00.157759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:01:00.157759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oeSdjnqRo7DViRtQdBAtBGWCJ2PBC8Nok1QnXii+iA9gw5No2Rj+7ZKjj8ErwvYDu4JNV85Z3hRA/rV0zzTiAA==","signature_status":"signed_v1","signed_at":"2026-05-20T00:01:00.158580Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.15469","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1093bda83e7a10b2494fa275fa8ef6d449137eaef5a782f82e7e481064417264","sha256:a58f4f9ba4e2d471cb58257f11e6e9312a653218148b0c2bd4726b6b4a4c871d"],"state_sha256":"d31e645bd26b5b80a45f4dcf55a4496e04385e60027f7b5e04de02c692f0183f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zYncy8nxBTwj89JX8xtjio8JaQlhRSurM56Cd/iPfQh4dyOQJX6BTpc58KqStJSJUnX1YtysGw8Jcuxh3vSDDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T00:42:34.422793Z","bundle_sha256":"799fcb916783c518ad2b9ad4cddc68e016b5ad27f07cf2ec81bbd22d6764bd0b"}}