Pith Number

pith:K2XOK2VG

pith:2019:K2XOK2VGZ2MGTPJD2D5N6NXP7E

not attested not anchored not stored refs pending

The module of Valabrega-Valla of the Jacobian ideal of points in projective plane

Abbas Nasrollah Nejad, Zahra Shahidi

arxiv:1906.00626 v1 · 2019-06-03 · 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{K2XOK2VGZ2MGTPJD2D5N6NXP7E}

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	2026-05-17T23:44:24.300529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56aee56aa6ce9869bd23d0fadf36eff90b0c8c531d343e73894eee389ba87a50

Aliases

arxiv: 1906.00626 · arxiv_version: 1906.00626v1 · doi: 10.48550/arxiv.1906.00626 · pith_short_12: K2XOK2VGZ2MG · pith_short_16: K2XOK2VGZ2MGTPJD · pith_short_8: K2XOK2VG

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/K2XOK2VGZ2MGTPJD2D5N6NXP7E \
  | 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: 56aee56aa6ce9869bd23d0fadf36eff90b0c8c531d343e73894eee389ba87a50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21e5c1f2e6267c5f1190070c3fb715feb65434704b7d82a37cd42ac7c249a514",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2019-06-03T08:22:39Z",
    "title_canon_sha256": "434a737dc3dd790b7979e3a741874e7bb5852405c625c8343d39f876e44ef3ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00626",
    "kind": "arxiv",
    "version": 1
  }
}