Pith Number

pith:UZ5UYZ67

pith:2025:UZ5UYZ67SK7ZJVT6543352U2GN

not attested not anchored not stored refs pending

Minimax Optimal Two-Stage Algorithm For Moment Estimation Under Covariate Shift

Jiaye Teng, Shaoli Wang, Xin Liu, Zhen Zhang

arxiv:2506.23453 v1 · 2025-06-30 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZ5UYZ67SK7ZJVT6543352U2GN}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:29:21.897970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a67b4c67df92bf94d67eef37beea9a3345e3c75f14c135e2e72bd9b9e228e676

Aliases

arxiv: 2506.23453 · arxiv_version: 2506.23453v1 · doi: 10.48550/arxiv.2506.23453 · pith_short_12: UZ5UYZ67SK7Z · pith_short_16: UZ5UYZ67SK7ZJVT6 · pith_short_8: UZ5UYZ67

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UZ5UYZ67SK7ZJVT6543352U2GN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a67b4c67df92bf94d67eef37beea9a3345e3c75f14c135e2e72bd9b9e228e676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a9d814960dce51e84ff54f8ccf9040d51cf928afac2e087ece4574a5a156219",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-06-30T01:32:36Z",
    "title_canon_sha256": "1440c78ae56aef45d4e9ad8b7611daf7c0f67f74f5f6a086f61c56b7ccf7475a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.23453",
    "kind": "arxiv",
    "version": 1
  }
}