Pith Number

pith:E74L3DJK

pith:2009:E74L3DJKLGLL77PONJO63ZSXGQ

not attested not anchored not stored refs pending

On the variety parametrizing completely decomposable polynomials

A. Bernardi, E. Arrondo

arxiv:0903.2757 v2 · 2009-03-16 · 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{E74L3DJKLGLL77PONJO63ZSXGQ}

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	2026-05-18T04:07:41.952451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27f8bd8d2a5996bffdee6a5dede657341536917ff5e28b43008b03acb74ac1f6

Aliases

arxiv: 0903.2757 · arxiv_version: 0903.2757v2 · doi: 10.48550/arxiv.0903.2757 · pith_short_12: E74L3DJKLGLL · pith_short_16: E74L3DJKLGLL77PO · pith_short_8: E74L3DJK

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/E74L3DJKLGLL77PONJO63ZSXGQ \
  | 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: 27f8bd8d2a5996bffdee6a5dede657341536917ff5e28b43008b03acb74ac1f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62a867691d1cb9f823f1d5c7bbd2061c5ab60b4436f3662b272d21c8dafe2ba2",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-03-16T14:26:33Z",
    "title_canon_sha256": "02e13b7f476195c9de90dfa81209dab324b64c7485ad96ddd74ada9f40dd73a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2757",
    "kind": "arxiv",
    "version": 2
  }
}