Pith Number

pith:EOS6F26T

pith:2016:EOS6F26TUFLI2LRPJ75OOIRNCA

not attested not anchored not stored refs pending

Feet in Orthogonal-Buekenhout-Metz Unitals

Nicolas Abarzua, Oscar Vega, Rolando Pomareda

arxiv:1604.06137 v1 · 2016-04-20 · 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{EOS6F26TUFLI2LRPJ75OOIRNCA}

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	2026-05-18T01:16:32.523880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23a5e2ebd3a1568d2e2f4ffae7222d102ebc8e4efedc9dabc7f0b88caa3dbb9e

Aliases

arxiv: 1604.06137 · arxiv_version: 1604.06137v1 · doi: 10.48550/arxiv.1604.06137 · pith_short_12: EOS6F26TUFLI · pith_short_16: EOS6F26TUFLI2LRP · pith_short_8: EOS6F26T

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/EOS6F26TUFLI2LRPJ75OOIRNCA \
  | 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: 23a5e2ebd3a1568d2e2f4ffae7222d102ebc8e4efedc9dabc7f0b88caa3dbb9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bcae534d0ad6f50448ea76092405ba017ca81b52c6c114ccf20453b55106624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-04-20T22:50:41Z",
    "title_canon_sha256": "110a81c604586abde3e1b07743c6b884d50541fafa43a2b35ce0354a4db78506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06137",
    "kind": "arxiv",
    "version": 1
  }
}