Pith Number

pith:VNGDCDAS

pith:2012:VNGDCDASIBB62YZYVMZBZTYVNL

not attested not anchored not stored refs pending

Illumination of Pascal's Hexagrammum and Octagrammum Mysticum

Djordje Baralic, Igor Spasojevic

arxiv:1209.4795 v2 · 2012-09-21 · math.AG · 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{VNGDCDASIBB62YZYVMZBZTYVNL}

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	2026-05-18T03:41:04.159830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab4c310c124043ed6338ab321ccf156acfcc10ceaa838bd8416e2517abfa0c6c

Aliases

arxiv: 1209.4795 · arxiv_version: 1209.4795v2 · doi: 10.48550/arxiv.1209.4795 · pith_short_12: VNGDCDASIBB6 · pith_short_16: VNGDCDASIBB62YZY · pith_short_8: VNGDCDAS

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/VNGDCDASIBB62YZYVMZBZTYVNL \
  | 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: ab4c310c124043ed6338ab321ccf156acfcc10ceaa838bd8416e2517abfa0c6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2982a05d968a13179c4f71efaee6cd9e4e29ce7448b4a3793bc5c68cd1baef3",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-09-21T12:02:07Z",
    "title_canon_sha256": "732f45860caf52eeed8445e2cd75e40b7d7aafacae94d6ee7f8bf6382bd59ef3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4795",
    "kind": "arxiv",
    "version": 2
  }
}