Pith Number

pith:B4QGNACM

pith:2020:B4QGNACMPCUZSV7CQYHA7W5EQL

not attested not anchored not stored refs pending

Classification of P-oligomorphic groups, conjectures of Cameron and Macpherson

Justine Falque, Nicolas M. Thi\'ery

arxiv:2005.05296 v2 · 2020-05-11 · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4QGNACMPCUZSV7CQYHA7W5EQL}

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.

Cited by

1 paper in Pith

Structures with not too fast unlabelled growth

Receipt and verification

First computed	2026-07-05T01:06:34.208890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f2066804c78a99957e2860e0fdba482f4a03e94cdde35f73f9dd6912b713f21

Aliases

arxiv: 2005.05296 · arxiv_version: 2005.05296v2 · doi: 10.48550/arxiv.2005.05296 · pith_short_12: B4QGNACMPCUZ · pith_short_16: B4QGNACMPCUZSV7C · pith_short_8: B4QGNACM

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/B4QGNACMPCUZSV7CQYHA7W5EQL \
  | 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: 0f2066804c78a99957e2860e0fdba482f4a03e94cdde35f73f9dd6912b713f21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26498c7b0bffe0686a142bec97bc74e65ecc67771410fa233707cc35597c1e06",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-05-11T17:56:27Z",
    "title_canon_sha256": "f7377f79f4d4ab62ec97f7fbd5ceef5d8c086d7c7aaa60f5cabf47c435866d7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.05296",
    "kind": "arxiv",
    "version": 2
  }
}