Pith Number

pith:22PBND5H

pith:2017:22PBND5HRGEDHUKDUOSMF4ELPS

not attested not anchored not stored refs pending

Angle-monotone Paths in Non-obtuse Triangulations

Anna Lubiw, Joseph O'Rourke

arxiv:1707.00219 v1 · 2017-07-01 · cs.CG · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{22PBND5HRGEDHUKDUOSMF4ELPS}

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	2026-05-18T00:41:04.080225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d69e168fa7898833d143a3a4c2f08b7c81da563c306ab6bc60ed3831ad42dd37

Aliases

arxiv: 1707.00219 · arxiv_version: 1707.00219v1 · doi: 10.48550/arxiv.1707.00219 · pith_short_12: 22PBND5HRGED · pith_short_16: 22PBND5HRGEDHUKD · pith_short_8: 22PBND5H

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/22PBND5HRGEDHUKDUOSMF4ELPS \
  | 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: d69e168fa7898833d143a3a4c2f08b7c81da563c306ab6bc60ed3831ad42dd37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04971697586fee8d4d299720d2d6f98ab8fb5c6a656fbb101784511d44016c79",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-07-01T23:16:37Z",
    "title_canon_sha256": "23c87fe74e0adb7c394093a7b85443f5b015de21b8cfc07a230bf50256ff511c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00219",
    "kind": "arxiv",
    "version": 1
  }
}