Pith Number

pith:5CMJY3SY

pith:2009:5CMJY3SYAOQHPJLT5WKQISQEOB

not attested not anchored not stored refs pending

Desingularization of binomial varieties in arbitrary characteristic. Part I. A new resolution function and their properties

Rocio Blanco

arxiv:0902.2887 v2 · 2009-02-17 · 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{5CMJY3SYAOQHPJLT5WKQISQEOB}

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	2026-05-18T04:41:26.274723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8989c6e5803a077a573ed95044a0470664e633493fea63af2be11b8d7290a69

Aliases

arxiv: 0902.2887 · arxiv_version: 0902.2887v2 · doi: 10.48550/arxiv.0902.2887 · pith_short_12: 5CMJY3SYAOQH · pith_short_16: 5CMJY3SYAOQHPJLT · pith_short_8: 5CMJY3SY

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/5CMJY3SYAOQHPJLT5WKQISQEOB \
  | 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: e8989c6e5803a077a573ed95044a0470664e633493fea63af2be11b8d7290a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a1964e1a26c6530c21174afecff01feb5c65d12565c079307610aa8b7e45be0",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-02-17T10:32:18Z",
    "title_canon_sha256": "4ebdfabeee188e78c5315b5dc641b464aa1648a86de91c6a6386b200b25fe2f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2887",
    "kind": "arxiv",
    "version": 2
  }
}