Pith Number

pith:VNRWLXCG

pith:2009:VNRWLXCGGFTNKLOF5GIF4VD25N

not attested not anchored not stored refs pending

Converting between quadrilateral and standard solution sets in normal surface theory

Benjamin A. Burton

arxiv:0901.2629 v2 · 2009-01-17 · math.GT · 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{VNRWLXCGGFTNKLOF5GIF4VD25N}

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	2026-05-18T02:41:51.379527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab6365dc463166d52dc5e9905e547aeb6736c22d4d141123a7e54d98439a455e

Aliases

arxiv: 0901.2629 · arxiv_version: 0901.2629v2 · doi: 10.48550/arxiv.0901.2629 · pith_short_12: VNRWLXCGGFTN · pith_short_16: VNRWLXCGGFTNKLOF · pith_short_8: VNRWLXCG

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/VNRWLXCGGFTNKLOF5GIF4VD25N \
  | 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: ab6365dc463166d52dc5e9905e547aeb6736c22d4d141123a7e54d98439a455e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8f26a3f9ba4517dc0d82e08d0958d410ab810a044fbf7152e290ddaf5117d65",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2009-01-17T12:56:33Z",
    "title_canon_sha256": "3c3de30f7bafbd267e5d8db3098db70730b9b1360d86c8b8fabaaae454f79d22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.2629",
    "kind": "arxiv",
    "version": 2
  }
}