Pith Number

pith:NDG3ACBY

pith:2013:NDG3ACBYZXBUVMDRU2B6Y63GTW

not attested not anchored not stored refs pending

Plane curves containing a star configuration

A. Van Tuyl, E. Carlini, E. Guardo

arxiv:1309.0536 v2 · 2013-09-02 · math.AG · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDG3ACBYZXBUVMDRU2B6Y63GTW}

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	2026-05-18T02:38:59.546177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68cdb00838cdc34ab071a683ec7b669db64ba127b08d9ef0240a234f761611cd

Aliases

arxiv: 1309.0536 · arxiv_version: 1309.0536v2 · doi: 10.48550/arxiv.1309.0536 · pith_short_12: NDG3ACBYZXBU · pith_short_16: NDG3ACBYZXBUVMDR · pith_short_8: NDG3ACBY

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/NDG3ACBYZXBUVMDRU2B6Y63GTW \
  | 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: 68cdb00838cdc34ab071a683ec7b669db64ba127b08d9ef0240a234f761611cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ea9d39f4e0e36da4fbadf03b000f91a3ac1d57007c06ec14862485099121c2f",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-09-02T20:47:03Z",
    "title_canon_sha256": "d29a77093baaf1b431ce5770fce60802e16c93cb1dbcf3182c4d0b91acc71de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0536",
    "kind": "arxiv",
    "version": 2
  }
}