Pith Number

pith:HD5HETL2

pith:2013:HD5HETL2QNHSVJ2OTXTZCVYPEQ

not attested not anchored not stored refs pending

A characterization of toric varieties in characteristic p

Piotr Achinger

arxiv:1303.5905 v1 · 2013-03-24 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HD5HETL2QNHSVJ2OTXTZCVYPEQ}

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	2026-05-18T03:30:00.929563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38fa724d7a834f2aa74e9de791570f2408d1b768cab42ca53baa1cdfadc179bf

Aliases

arxiv: 1303.5905 · arxiv_version: 1303.5905v1 · doi: 10.48550/arxiv.1303.5905 · pith_short_12: HD5HETL2QNHS · pith_short_16: HD5HETL2QNHSVJ2O · pith_short_8: HD5HETL2

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/HD5HETL2QNHSVJ2OTXTZCVYPEQ \
  | 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: 38fa724d7a834f2aa74e9de791570f2408d1b768cab42ca53baa1cdfadc179bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c218498a87dde80de34162a177724b6b0f75ea11fe494bceffd979c75d07e89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-03-24T02:17:55Z",
    "title_canon_sha256": "2a9ddc3e772091305c127c60e97c69cd5a86fbbc52755eceaf8e65a93b7eaca0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5905",
    "kind": "arxiv",
    "version": 1
  }
}