Pith Number

pith:XQEKAGDI

pith:2011:XQEKAGDIDPER5HJKQ3433MCKWO

not attested not anchored not stored refs pending

Sure screening for estimating equations in ultra-high dimensions

Sihai D. Zhao, Yi Li

arxiv:1110.6817 v3 · 2011-10-31 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQEKAGDIDPER5HJKQ3433MCKWO}

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	2026-05-18T03:54:39.251746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc08a018681bc91e9d2a86f9bdb04ab3b2bb9875e54d73f8559892f2afca411c

Aliases

arxiv: 1110.6817 · arxiv_version: 1110.6817v3 · doi: 10.48550/arxiv.1110.6817 · pith_short_12: XQEKAGDIDPER · pith_short_16: XQEKAGDIDPER5HJK · pith_short_8: XQEKAGDI

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/XQEKAGDIDPER5HJKQ3433MCKWO \
  | 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: bc08a018681bc91e9d2a86f9bdb04ab3b2bb9875e54d73f8559892f2afca411c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb02eb345204acb5861d1b053ceab0d01ec9fc0fc69dcc0996dfcf2d80d3e375",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-10-31T15:03:11Z",
    "title_canon_sha256": "565d75f35f567f2d7f805e25ea41dc5d889a1abf7ad63ac155ab03049ea8b1d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6817",
    "kind": "arxiv",
    "version": 3
  }
}