Pith Number

pith:2CHEV5PR

pith:2016:2CHEV5PR3PHK5LJ5PZRI2E34PW

not attested not anchored not stored refs pending

A correction of a characterization of planar partial cubes

Kolja Knauer, R\'emi Desgranges

arxiv:1610.05466 v2 · 2016-10-18 · math.CO · 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{2CHEV5PR3PHK5LJ5PZRI2E34PW}

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	2026-05-18T00:53:15.435664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d08e4af5f1dbceaead3d7e628d137c7d85ea300f9bc9c3ff38c5302959eb34ff

Aliases

arxiv: 1610.05466 · arxiv_version: 1610.05466v2 · doi: 10.48550/arxiv.1610.05466 · pith_short_12: 2CHEV5PR3PHK · pith_short_16: 2CHEV5PR3PHK5LJ5 · pith_short_8: 2CHEV5PR

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/2CHEV5PR3PHK5LJ5PZRI2E34PW \
  | 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: d08e4af5f1dbceaead3d7e628d137c7d85ea300f9bc9c3ff38c5302959eb34ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f743652004dc40bc3cbb0e6f9b808de6bfe5625a6e731649a298d62499d1eaf",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-18T08:00:55Z",
    "title_canon_sha256": "0a99d516d3b6b9d57508f417527f04618f60d1d2f256f5ae53b391503ec63320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05466",
    "kind": "arxiv",
    "version": 2
  }
}