Pith Number

pith:BXQPCD4Z

pith:2007:BXQPCD4ZJG6XBV3TRBSHYKHTYJ

not attested not anchored not stored refs pending

Some notes on improving upon the James-Stein estimator

Yuzo Maruyama

arxiv:math/0701206 v1 · 2007-01-07 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BXQPCD4ZJG6XBV3TRBSHYKHTYJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-05-18T04:41:04.150073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0de0f10f9949bd70d77388647c28f3c265c7208b86e494929932b611a0533437

Aliases

arxiv: math/0701206 · arxiv_version: math/0701206v1 · doi: 10.48550/arxiv.math/0701206 · pith_short_12: BXQPCD4ZJG6X · pith_short_16: BXQPCD4ZJG6XBV3T · pith_short_8: BXQPCD4Z

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/BXQPCD4ZJG6XBV3TRBSHYKHTYJ \
  | 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: 0de0f10f9949bd70d77388647c28f3c265c7208b86e494929932b611a0533437

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a1f19a1fc11dc50d4d5c22e5c60ec2a24feee44553157b6d0994cff5fc93271",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "",
    "primary_cat": "math.ST",
    "submitted_at": "2007-01-07T13:55:44Z",
    "title_canon_sha256": "7f97f02c5c876621d50ae9d06e41debd71233a7e444dee6705b492943802d5cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701206",
    "kind": "arxiv",
    "version": 1
  }
}