Pith Number

pith:SDJJCYUE

pith:2013:SDJJCYUEXZV7GIWPZCNSVZPZAM

not attested not anchored not stored refs pending

A Characterization of the Natural Embedding of the Split Cayley Hexagon in PG(6,q) by Intersection Numbers in Finite Projective Spaces of Arbitrary Dimension

Ferdinand Ihringer

arxiv:1307.8262 v2 · 2013-07-31 · 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{SDJJCYUEXZV7GIWPZCNSVZPZAM}

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	2026-05-18T02:52:42.006806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d2916284be6bf322cfc89b2ae5f90303d38b251217a3670b254f75925ec20c

Aliases

arxiv: 1307.8262 · arxiv_version: 1307.8262v2 · doi: 10.48550/arxiv.1307.8262 · pith_short_12: SDJJCYUEXZV7 · pith_short_16: SDJJCYUEXZV7GIWP · pith_short_8: SDJJCYUE

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/SDJJCYUEXZV7GIWPZCNSVZPZAM \
  | 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: 90d2916284be6bf322cfc89b2ae5f90303d38b251217a3670b254f75925ec20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8b37339a07b41d4cc5130fb11d9494954d77bd1dcff8e9f0c1fb5e9e88f6fc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-07-31T10:00:45Z",
    "title_canon_sha256": "1d00947f3b1d75511139d832d63b1eec817e42f067fb94d8018d71cb72024f55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8262",
    "kind": "arxiv",
    "version": 2
  }
}