Pith Number

pith:YDWOBNWP

pith:2026:YDWOBNWPBPJMNF5ZCAANPCFHPO

not attested not anchored not stored refs pending

Polytopes and posets associated to preorders

Christos A. Athanasiadis, Fr\'ed\'eric Chapoton (IRMA)

arxiv:2605.26916 v1 · 2026-05-26 · 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{YDWOBNWPBPJMNF5ZCAANPCFHPO}

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	2026-05-27T01:06:19.594685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0ece0b6cf0bd2c697b91000d788a77b8601083f66907650f80178cdcc877bcd

Aliases

arxiv: 2605.26916 · arxiv_version: 2605.26916v1 · doi: 10.48550/arxiv.2605.26916 · pith_short_12: YDWOBNWPBPJM · pith_short_16: YDWOBNWPBPJMNF5Z · pith_short_8: YDWOBNWP

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/YDWOBNWPBPJMNF5ZCAANPCFHPO \
  | 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: c0ece0b6cf0bd2c697b91000d788a77b8601083f66907650f80178cdcc877bcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccef8ed9adafa4ac80b14aa3ff4ea6cce5910b4a01c72cb5e078d4fbe92f0c8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-26T12:16:13Z",
    "title_canon_sha256": "4d56e53f07782f5555c054dd986d0c4be9c36ac5820a6a53eb841fc59cafc2ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26916",
    "kind": "arxiv",
    "version": 1
  }
}