Pith Number

pith:VXWLQECV

pith:2013:VXWLQECVUJ5I2KM72QYSWXNJ7O

not attested not anchored not stored refs pending

Outer median triangles

\'Arp\'ad B\'enyi, Branko \'Curgus

arxiv:1305.3513 v1 · 2013-05-10 · math.HO · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXWLQECVUJ5I2KM72QYSWXNJ7O}

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	2026-05-18T03:25:35.630751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adecb81055a27a8d299fd4312b5da9fbbc53c0d17db7640db8ca7713bb610453

Aliases

arxiv: 1305.3513 · arxiv_version: 1305.3513v1 · doi: 10.48550/arxiv.1305.3513 · pith_short_12: VXWLQECVUJ5I · pith_short_16: VXWLQECVUJ5I2KM7 · pith_short_8: VXWLQECV

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/VXWLQECVUJ5I2KM72QYSWXNJ7O \
  | 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: adecb81055a27a8d299fd4312b5da9fbbc53c0d17db7640db8ca7713bb610453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dc3a162f92d1a40cb148d79f569d5a826a4c4a4cf9fcc5da9d54daa60289c48",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2013-05-10T01:01:42Z",
    "title_canon_sha256": "c254c4a2b703d1452df4a9868b82c6116524e1f6b26b257d1f03e261c18b8e42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3513",
    "kind": "arxiv",
    "version": 1
  }
}