Pith Number

pith:FFGWTRSM

pith:2012:FFGWTRSMBBDVRXHTWT6ZDBOPX6

not attested not anchored not stored refs pending

Koszul property of projections of the Veronese cubic surface

Aldo Conca, Giulio Caviglia

arxiv:1203.1949 v2 · 2012-03-08 · math.AC · 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{FFGWTRSMBBDVRXHTWT6ZDBOPX6}

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	2026-05-18T03:40:36.512774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

294d69c64c084758dcf3b4fd9185cfbf985dd49d2194de8525e62172518669f3

Aliases

arxiv: 1203.1949 · arxiv_version: 1203.1949v2 · doi: 10.48550/arxiv.1203.1949 · pith_short_12: FFGWTRSMBBDV · pith_short_16: FFGWTRSMBBDVRXHT · pith_short_8: FFGWTRSM

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/FFGWTRSMBBDVRXHTWT6ZDBOPX6 \
  | 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: 294d69c64c084758dcf3b4fd9185cfbf985dd49d2194de8525e62172518669f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96470b0072f55d7e864356d1c4bebbb74a4b404452e9c91b70243cc7efd85615",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-03-08T22:22:40Z",
    "title_canon_sha256": "cb7c4976acfd6a28d4d40f047e5db24dcdc852ea043199cebe8fb49f8706c21a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1949",
    "kind": "arxiv",
    "version": 2
  }
}