Pith Number

pith:DPDEZU2P

pith:2018:DPDEZU2PLO5AARKZQTZ4D7FZKR

not attested not anchored not stored refs pending

Ramsey goodness of cycles

Alexey Pokrovskiy, Benny Sudakov

arxiv:1807.02313 v1 · 2018-07-06 · 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{DPDEZU2PLO5AARKZQTZ4D7FZKR}

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

The size Ramsey number of graphs with bounded treewidth

Receipt and verification

First computed	2026-05-18T00:11:22.426310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bc64cd34f5bba00455984f3c1fcb9545a0f86de504075e29f6135f74df6662a

Aliases

arxiv: 1807.02313 · arxiv_version: 1807.02313v1 · doi: 10.48550/arxiv.1807.02313 · pith_short_12: DPDEZU2PLO5A · pith_short_16: DPDEZU2PLO5AARKZ · pith_short_8: DPDEZU2P

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/DPDEZU2PLO5AARKZQTZ4D7FZKR \
  | 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: 1bc64cd34f5bba00455984f3c1fcb9545a0f86de504075e29f6135f74df6662a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e7e3c451662e64bdb7740f3b4138e0c616e554d056f665775e21f6f4c3c65f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-06T08:41:24Z",
    "title_canon_sha256": "9f51276f9034e7644225a09075e293c5630f8dabd3ccc02e9c4a887b93ee0611"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02313",
    "kind": "arxiv",
    "version": 1
  }
}