Pith Number

pith:QISPPWFL

pith:2013:QISPPWFLEORFIEH6XSJVA2QVRW

not attested not anchored not stored refs pending

Universal Groebner bases for maximal minors

Aldo Conca, Elisa Gorla, Emanuela De Negri

arxiv:1302.4461 v2 · 2013-02-18 · 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{QISPPWFLEORFIEH6XSJVA2QVRW}

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	2026-05-18T03:32:44.269090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8224f7d8ab23a25410febc93506a158d86ee2f984d996d5cd00f5b7e3cba7fe8

Aliases

arxiv: 1302.4461 · arxiv_version: 1302.4461v2 · doi: 10.48550/arxiv.1302.4461 · pith_short_12: QISPPWFLEORF · pith_short_16: QISPPWFLEORFIEH6 · pith_short_8: QISPPWFL

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/QISPPWFLEORFIEH6XSJVA2QVRW \
  | 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: 8224f7d8ab23a25410febc93506a158d86ee2f984d996d5cd00f5b7e3cba7fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "075339bcb71b4836c920460b95bc75d16d38893ea532833a2874e0c092928bd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2013-02-18T21:19:52Z",
    "title_canon_sha256": "5982890959346d70b09af6168c36c2522c468862d3ca3fef28f4ea0d7acda540"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4461",
    "kind": "arxiv",
    "version": 2
  }
}