Pith Number

pith:NVJFVFKB

pith:2018:NVJFVFKBNGQZGXS3BBP2NTNSIO

not attested not anchored not stored refs pending

Game time: statistical contests in the classroom

Franz Baumdicker, Martin Schumacher, Sam Doerken

arxiv:1809.04338 v1 · 2018-09-12 · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVJFVFKBNGQZGXS3BBP2NTNSIO}

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	2026-05-18T00:05:52.684657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d525a954169a1935e5b085fa6cdb243aeeac7ac178712863f38dfd97f2c6eb8

Aliases

arxiv: 1809.04338 · arxiv_version: 1809.04338v1 · doi: 10.48550/arxiv.1809.04338 · pith_short_12: NVJFVFKBNGQZ · pith_short_16: NVJFVFKBNGQZGXS3 · pith_short_8: NVJFVFKB

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/NVJFVFKBNGQZGXS3BBP2NTNSIO \
  | 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: 6d525a954169a1935e5b085fa6cdb243aeeac7ac178712863f38dfd97f2c6eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "229ce3cbed521b542a0270854816abc802b736dcb43ddfe1ec17fe72bcd53c3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.OT",
    "submitted_at": "2018-09-12T10:04:57Z",
    "title_canon_sha256": "76932343b86e1d3ab9032ac1b9ba2fd9bcbc238aaa428ce16f345b4524882fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04338",
    "kind": "arxiv",
    "version": 1
  }
}