Pith Number

pith:3BCQH6AA

pith:2014:3BCQH6AAT4DEBLLKOWH4ZDJNB6

not attested not anchored not stored refs pending

Subgeometries in the Andr\'e/Bruck-Bose representation

Geertrui Van de Voorde, John Sheekey, Sara Rottey

arxiv:1409.6123 v1 · 2014-09-22 · 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{3BCQH6AAT4DEBLLKOWH4ZDJNB6}

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	2026-05-18T02:42:13.751766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d84503f8009f0640ad6a758fcc8d2d0f925916893655223d0b9b7ced5394d02f

Aliases

arxiv: 1409.6123 · arxiv_version: 1409.6123v1 · doi: 10.48550/arxiv.1409.6123 · pith_short_12: 3BCQH6AAT4DE · pith_short_16: 3BCQH6AAT4DEBLLK · pith_short_8: 3BCQH6AA

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/3BCQH6AAT4DEBLLKOWH4ZDJNB6 \
  | 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: d84503f8009f0640ad6a758fcc8d2d0f925916893655223d0b9b7ced5394d02f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99de5c5e7e0e8649443e211c68f806f20471d7f4bfc6add5d828f6922f444094",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-09-22T09:19:24Z",
    "title_canon_sha256": "80908e1304e3cf304ccc05841b9bb379072433385d846c56ae43574a6b28c2f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6123",
    "kind": "arxiv",
    "version": 1
  }
}