Pith Number

pith:BA42QFWK

pith:2012:BA42QFWKCG7LWXX6AXJ3XC6FLM

not attested not anchored not stored refs pending

Limit T-subspaces and the central polynomials in n variables of the Grassmann algebra

Alexei Krasilnikov, Dimas Jos\'e Gon\c{c}alves, Irina Sviridova

arxiv:1207.6367 v1 · 2012-07-26 · math.RA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BA42QFWKCG7LWXX6AXJ3XC6FLM}

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	2026-05-18T03:08:38.453599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0839a816ca11bebb5efe05d3bb8bc55b010f8f4f4043aa76f1bcd04f6d3bdc82

Aliases

arxiv: 1207.6367 · arxiv_version: 1207.6367v1 · doi: 10.48550/arxiv.1207.6367 · pith_short_12: BA42QFWKCG7L · pith_short_16: BA42QFWKCG7LWXX6 · pith_short_8: BA42QFWK

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/BA42QFWKCG7LWXX6AXJ3XC6FLM \
  | 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: 0839a816ca11bebb5efe05d3bb8bc55b010f8f4f4043aa76f1bcd04f6d3bdc82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6bdd0fb3bd546a29a5a48ae38911ebdb95aa7592bc3ac072f76e632902a1d38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-07-26T18:51:51Z",
    "title_canon_sha256": "5bd8ae9badffad312c4de3d853ccc69baa4f5a4f2c51cfd1a7169ffd9e1cba3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6367",
    "kind": "arxiv",
    "version": 1
  }
}