Pith Number

pith:4KU3LCBW

pith:2017:4KU3LCBW3C2Q46JVWXOLXTQ5FP

not attested not anchored not stored refs pending

Polytopes close to being simple

David Yost, Guillermo Pineda-Villavicencio, Julien Ugon

arxiv:1704.00854 v3 · 2017-04-04 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KU3LCBW3C2Q46JVWXOLXTQ5FP}

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	2026-05-17T23:59:53.879108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2a9b58836d8b50e7935b5dcbbce1d2bec5642235de2a3d07498969c0a07712e

Aliases

arxiv: 1704.00854 · arxiv_version: 1704.00854v3 · doi: 10.48550/arxiv.1704.00854 · pith_short_12: 4KU3LCBW3C2Q · pith_short_16: 4KU3LCBW3C2Q46JV · pith_short_8: 4KU3LCBW

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/4KU3LCBW3C2Q46JVWXOLXTQ5FP \
  | 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: e2a9b58836d8b50e7935b5dcbbce1d2bec5642235de2a3d07498969c0a07712e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "940d62747850ce1a9332ab870fb4cf0bf59c9e65ee598986d27d95ffbf6f5efe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-04-04T02:34:00Z",
    "title_canon_sha256": "8a06f920c9a33922103719b3e73ea273a8fbac628915edda0ac95d97b87fbfd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00854",
    "kind": "arxiv",
    "version": 3
  }
}