Pith Number

pith:3PJSNGJK

pith:2018:3PJSNGJK5G2UOV5IN5WPLZAEUK

not attested not anchored not stored refs pending

A Profile Likelihood Approach to Semiparametric Estimation with Nonignorable Nonresponse

Hejian Sang, Kosuke Morikawa

arxiv:1809.03645 v1 · 2018-09-11 · 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{3PJSNGJK5G2UOV5IN5WPLZAEUK}

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	2026-05-18T00:06:00.236930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbd326992ae9b54757a86f6cf5e404a2ba87b460376d7b0431bf7660adfe3639

Aliases

arxiv: 1809.03645 · arxiv_version: 1809.03645v1 · doi: 10.48550/arxiv.1809.03645 · pith_short_12: 3PJSNGJK5G2U · pith_short_16: 3PJSNGJK5G2UOV5I · pith_short_8: 3PJSNGJK

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/3PJSNGJK5G2UOV5IN5WPLZAEUK \
  | 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: dbd326992ae9b54757a86f6cf5e404a2ba87b460376d7b0431bf7660adfe3639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1846db8486a95e75c23fdc3b005dfc2b5abb78abe10722e3df897e3eeeb0bcdd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-09-11T00:59:53Z",
    "title_canon_sha256": "f308187e4cbc2d3dfc6e6979c3e76f702ff6a0863e5bfcc70fa06099f46b719d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03645",
    "kind": "arxiv",
    "version": 1
  }
}