Pith Number

pith:MH4PW5LK

pith:2024:MH4PW5LKH62U4LEXBJOPKYDP7A

not attested not anchored not stored refs pending

A coarse Erd\H{o}s-P\'{o}sa theorem

J. Pascal Gollin, Jungho Ahn, O-joung Kwon, Tony Huynh

arxiv:2407.05883 v2 · 2024-07-08 · 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{MH4PW5LKH62U4LEXBJOPKYDP7A}

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

Excluding a Ladder as an Induced Minor in Graphs Without Induced Stars

Receipt and verification

First computed	2026-07-05T09:59:17.266428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f8fb756a3fb54e2c970a5cf5606ff817e340be4ae43c24d35024df9b793f16

Aliases

arxiv: 2407.05883 · arxiv_version: 2407.05883v2 · doi: 10.48550/arxiv.2407.05883 · pith_short_12: MH4PW5LKH62U · pith_short_16: MH4PW5LKH62U4LEX · pith_short_8: MH4PW5LK

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/MH4PW5LKH62U4LEXBJOPKYDP7A \
  | 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: 61f8fb756a3fb54e2c970a5cf5606ff817e340be4ae43c24d35024df9b793f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47b9b79e3a1ab98ae9d7241e237d222957f2fbc4e105d8d4f90cf3a9070c4e22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-07-08T12:44:18Z",
    "title_canon_sha256": "214f5700245049354d04bdbfe292d0c92b82d3ceb811e1c0fa802ac13ebd0caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.05883",
    "kind": "arxiv",
    "version": 2
  }
}