Pith Number

pith:55FUORK2

pith:2018:55FUORK2XVIRP2QTQHBH7URO3N

not attested not anchored not stored refs pending

Vanishing ideals of projective spaces over finite fields and a projective footprint bound

Mrinmoy Datta, Peter Beelen, Sudhir R. Ghorpade

arxiv:1801.09139 v2 · 2018-01-27 · 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{55FUORK2XVIRP2QTQHBH7URO3N}

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	2026-05-18T00:10:38.554386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef4b47455abd5117ea1381c27fd22edb636bb7915810f8678762c13cc9581398

Aliases

arxiv: 1801.09139 · arxiv_version: 1801.09139v2 · doi: 10.48550/arxiv.1801.09139 · pith_short_12: 55FUORK2XVIR · pith_short_16: 55FUORK2XVIRP2QT · pith_short_8: 55FUORK2

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/55FUORK2XVIRP2QTQHBH7URO3N \
  | 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: ef4b47455abd5117ea1381c27fd22edb636bb7915810f8678762c13cc9581398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b2889aeee181c41d9f543239544d458b180802d22385af6e93e78ba0676607d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-01-27T20:42:23Z",
    "title_canon_sha256": "3f858cb8748ba4ceb1ab46eded95f12d80064f340099bab582feed00e4026bb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09139",
    "kind": "arxiv",
    "version": 2
  }
}