Pith Number

pith:2L2P2CTY

pith:2006:2L2P2CTYBELMIRXL6QM3R23L3O

not attested not anchored not stored refs pending

On a special class of simplicial toric varieties

Margherita Barile

arxiv:math/0601668 v1 · 2006-01-27 · 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{2L2P2CTYBELMIRXL6QM3R23L3O}

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	2026-05-18T01:05:22.805421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2f4fd0a780916c446ebf419b8eb6bdbaa13190a4777c9424bf378b808b28e02

Aliases

arxiv: math/0601668 · arxiv_version: math/0601668v1 · doi: 10.48550/arxiv.math/0601668 · pith_short_12: 2L2P2CTYBELM · pith_short_16: 2L2P2CTYBELMIRXL · pith_short_8: 2L2P2CTY

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/2L2P2CTYBELMIRXL6QM3R23L3O \
  | 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: d2f4fd0a780916c446ebf419b8eb6bdbaa13190a4777c9424bf378b808b28e02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b88ee887f2598d7ee944a6018318170051dcb946e6b503b862a218bbb24b0d45",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2006-01-27T11:49:38Z",
    "title_canon_sha256": "274e8b42e8353a15f1cfef5150bc34ad76a813d9d44401bdaec9a7e2201f87ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0601668",
    "kind": "arxiv",
    "version": 1
  }
}