Pith Number

pith:EW2OX6TR

pith:2026:EW2OX6TRIIGH26HKQIYZ46GAQE

not attested not anchored not stored refs pending

Persistent Subdivisions of Coxeter Permutahedra

Jes\'us A. De Loera, Melissa Sherman-Bennett, Timothy Blanton

arxiv:2606.28680 v1 · 2026-06-27 · 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{EW2OX6TRIIGH26HKQIYZ46GAQE}

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	2026-06-30T01:16:47.318345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b4ebfa71420c7d78ea82319e78c0813e356700d8d238109be9cf19d645d706

Aliases

arxiv: 2606.28680 · arxiv_version: 2606.28680v1 · doi: 10.48550/arxiv.2606.28680 · pith_short_12: EW2OX6TRIIGH · pith_short_16: EW2OX6TRIIGH26HK · pith_short_8: EW2OX6TR

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/EW2OX6TRIIGH26HKQIYZ46GAQE \
  | 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: 25b4ebfa71420c7d78ea82319e78c0813e356700d8d238109be9cf19d645d706

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f20929023a6bc8388f0be071523b657346afb50e1e640f61ea7aab5053c9a108",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-06-27T01:41:35Z",
    "title_canon_sha256": "58447707bd7d6ae96e2ec69c413dcf37017d9a5a0b5a06e097ece3ec7d5af85a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28680",
    "kind": "arxiv",
    "version": 1
  }
}