Pith Number

pith:4NMKZF6Y

pith:2017:4NMKZF6YTMHXH725Z7MMIISI7U

not attested not anchored not stored refs pending

On sensitivity value of pair-matched observational studies

Qingyuan Zhao

arxiv:1702.03442 v2 · 2017-02-11 · 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{4NMKZF6YTMHXH725Z7MMIISI7U}

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	2026-05-18T00:43:54.672963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e358ac97d89b0f73ff5dcfd8c42248fd0a4b38052efb5413ff7d263302b6a424

Aliases

arxiv: 1702.03442 · arxiv_version: 1702.03442v2 · doi: 10.48550/arxiv.1702.03442 · pith_short_12: 4NMKZF6YTMHX · pith_short_16: 4NMKZF6YTMHXH725 · pith_short_8: 4NMKZF6Y

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/4NMKZF6YTMHXH725Z7MMIISI7U \
  | 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: e358ac97d89b0f73ff5dcfd8c42248fd0a4b38052efb5413ff7d263302b6a424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3187a21f40aabdaa7393d5b14729c5d70aee574c759a07882f94d3e9c2015bcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-02-11T17:17:32Z",
    "title_canon_sha256": "27abff77ee3506c09e3dd99c38a428a6b2ffaee60de34595ec753d3eccd8186e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03442",
    "kind": "arxiv",
    "version": 2
  }
}