Pith Number

pith:ACBRCGNT

pith:2010:ACBRCGNTWXP6MXZXWRVBENMTPX

not attested not anchored not stored refs pending

Axioms for infinite matroids

Henning Bruhn, Matthias Kriesell, Paul Wollan, Reinhard Diestel, Rudi Pendavingh

arxiv:1003.3919 v3 · 2010-03-20 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACBRCGNTWXP6MXZXWRVBENMTPX}

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	2026-05-18T03:32:45.814273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00831119b3b5dfe65f37b46a1235937de94d69b9f097f9e057136690df7c191c

Aliases

arxiv: 1003.3919 · arxiv_version: 1003.3919v3 · doi: 10.48550/arxiv.1003.3919 · pith_short_12: ACBRCGNTWXP6 · pith_short_16: ACBRCGNTWXP6MXZX · pith_short_8: ACBRCGNT

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/ACBRCGNTWXP6MXZXWRVBENMTPX \
  | 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: 00831119b3b5dfe65f37b46a1235937de94d69b9f097f9e057136690df7c191c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b07c3e0c5340268ad16f10d8ee8cbb046c15473b5be0afd5f2b4f2b313a5861",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-03-20T10:21:43Z",
    "title_canon_sha256": "efbb756bd5dddc9531a5f5b51f1b4841ddd6d766a43fc2ca2553d2f4dd0fc7d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3919",
    "kind": "arxiv",
    "version": 3
  }
}