Pith Number

pith:TE3NPRYP

pith:2010:TE3NPRYPTKODVYSX64ARVLGCFI

not attested not anchored not stored refs pending

Poset pinball, highest forms, and (n-2,2) Springer varieties

Barry Dewitt, Megumi Harada

arxiv:1012.5265 v2 · 2010-12-23 · math.AG · math.AT · 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{TE3NPRYPTKODVYSX64ARVLGCFI}

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	2026-05-18T04:31:59.796188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9936d7c70f9a9c3ae257f7011aacc22a01635123d085a7560ffdb4caf0e928d8

Aliases

arxiv: 1012.5265 · arxiv_version: 1012.5265v2 · doi: 10.48550/arxiv.1012.5265 · pith_short_12: TE3NPRYPTKOD · pith_short_16: TE3NPRYPTKODVYSX · pith_short_8: TE3NPRYP

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/TE3NPRYPTKODVYSX64ARVLGCFI \
  | 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: 9936d7c70f9a9c3ae257f7011aacc22a01635123d085a7560ffdb4caf0e928d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e2474cee76c187c30a940c0cd2c83e09380a7e71e83597d3b1e9325ae252d6",
    "cross_cats_sorted": [
      "math.AT",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-12-23T17:55:25Z",
    "title_canon_sha256": "6b9a91a0b72b9955b5e9293ad46e3bca28479581c83fab970819a858e8bfa0e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5265",
    "kind": "arxiv",
    "version": 2
  }
}