Pith Number

pith:TWWCJ4FJ

pith:2018:TWWCJ4FJ2HWHAGTVLO6QRT2HBX

not attested not anchored not stored refs pending

Preferential sampling for presence/absence data and for fusion of presence/absence data with presence-only data

Alan. E. Gelfand, Shinichiro Shirota

arxiv:1809.01322 v2 · 2018-09-05 · 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{TWWCJ4FJ2HWHAGTVLO6QRT2HBX}

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	2026-05-17T23:49:33.396887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dac24f0a9d1ec701a755bbd08cf470df2b2bd389415206a501b1b8f27a49f72

Aliases

arxiv: 1809.01322 · arxiv_version: 1809.01322v2 · doi: 10.48550/arxiv.1809.01322 · pith_short_12: TWWCJ4FJ2HWH · pith_short_16: TWWCJ4FJ2HWHAGTV · pith_short_8: TWWCJ4FJ

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/TWWCJ4FJ2HWHAGTVLO6QRT2HBX \
  | 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: 9dac24f0a9d1ec701a755bbd08cf470df2b2bd389415206a501b1b8f27a49f72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13b6dd8e21970aabfa3654f454773fc49f72da6b690c43f16b1c7b577781d75d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-09-05T04:55:24Z",
    "title_canon_sha256": "e5373ceae7880f0d99ffe98e268e56add43b7c1c01794eb50e74bd9a5c6c2f3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01322",
    "kind": "arxiv",
    "version": 2
  }
}