Pith Number

pith:TQEKJTSP

pith:2019:TQEKJTSPCU7N527AXRCXOBH6XC

not attested not anchored not stored refs pending

Well-quasi-order of plane minors and an application to link diagrams

Bojan Mohar, Carolina Medina, Gelasio Salazar

arxiv:1905.01830 v1 · 2019-05-06 · math.GT · 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{TQEKJTSPCU7N527AXRCXOBH6XC}

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.

Cited by

1 paper in Pith

Well-Quasi-Ordering Eulerian Digraphs: Bounded Carving Width

Receipt and verification

First computed	2026-05-17T23:46:57.288893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c08a4ce4f153edeebe0bc457704feb894529f114d97a06e358486b2de48a750

Aliases

arxiv: 1905.01830 · arxiv_version: 1905.01830v1 · doi: 10.48550/arxiv.1905.01830 · pith_short_12: TQEKJTSPCU7N · pith_short_16: TQEKJTSPCU7N527A · pith_short_8: TQEKJTSP

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/TQEKJTSPCU7N527AXRCXOBH6XC \
  | 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: 9c08a4ce4f153edeebe0bc457704feb894529f114d97a06e358486b2de48a750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c15f1408169ad53c7870e44387f369a283ca6657d327f12746e55bda99c9d5b2",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-05-06T06:01:58Z",
    "title_canon_sha256": "59f6b125478bc594ef748b5a5f4cb9a71dc900c2ade2f2e7cfc2aaf2cf38f381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01830",
    "kind": "arxiv",
    "version": 1
  }
}