Pith Number

pith:QCJUJLPF

pith:2012:QCJUJLPF3KDXAACSNAID5E3DJ5

not attested not anchored not stored refs pending

Asymptotic properties of covariate-adaptive randomization

Feifang Hu, Yanqing Hu

arxiv:1210.4666 v1 · 2012-10-17 · 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{QCJUJLPF3KDXAACSNAID5E3DJ5}

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	2026-05-18T03:42:56.499899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

809344ade5da8770005268103e93634f5c17487aa55181c4ab34f1c5bd75fb9e

Aliases

arxiv: 1210.4666 · arxiv_version: 1210.4666v1 · doi: 10.48550/arxiv.1210.4666 · pith_short_12: QCJUJLPF3KDX · pith_short_16: QCJUJLPF3KDXAACS · pith_short_8: QCJUJLPF

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/QCJUJLPF3KDXAACSNAID5E3DJ5 \
  | 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: 809344ade5da8770005268103e93634f5c17487aa55181c4ab34f1c5bd75fb9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4bcdbeab4bb2caa194c880ff15d2034d327a158be54a6a22d5c9f909e50df0b",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-10-17T08:34:01Z",
    "title_canon_sha256": "8495b4f0ec4270e2c864c012721157a7c2a547f6edb8445d2a0558c9d8f24338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4666",
    "kind": "arxiv",
    "version": 1
  }
}