Pith Number

pith:KBYN4KKB

pith:2006:KBYN4KKB4D22X7UBH7VWSVA3CP

not attested not anchored not stored refs pending

Pseudo-Triangulations - a Survey

Francisco Santos, Guenter Rote, Ileana Streinu

arxiv:math/0612672 v2 · 2006-12-21 · math.CO · 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{KBYN4KKB4D22X7UBH7VWSVA3CP}

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	2026-05-18T02:26:53.283719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5070de2941e0f5abfe813feb69541b13f0e18b1910d728e0c96c7c2cc249a34e

Aliases

arxiv: math/0612672 · arxiv_version: math/0612672v2 · doi: 10.48550/arxiv.math/0612672 · pith_short_12: KBYN4KKB4D22 · pith_short_16: KBYN4KKB4D22X7UB · pith_short_8: KBYN4KKB

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/KBYN4KKB4D22X7UBH7VWSVA3CP \
  | 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: 5070de2941e0f5abfe813feb69541b13f0e18b1910d728e0c96c7c2cc249a34e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb398c933ecf5e21238f4b53541e21115353f4b04bb71d8f1a91b385f7db897",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2006-12-21T23:35:26Z",
    "title_canon_sha256": "d51b655cd05aef87b5236ef3a0db76da70a546c0b2f1a4d61980f95268d27bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0612672",
    "kind": "arxiv",
    "version": 2
  }
}