Pith Number

pith:BF2YYDLK

pith:2023:BF2YYDLK2NIKNXF6VAQQN5QSDD

not attested not anchored not stored refs pending

Ramsey theorem for trees with successor operation

Andy Zucker, David Chodounsk\'y, Jan Hubi\v{c}ka, Jaroslav Ne\v{s}et\v{r}il, Martin Balko, Mat\v{e}j Kone\v{c}n\'y, Natasha Dobrinen

arxiv:2311.06872 v1 · 2023-11-12 · math.CO · cs.DM · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BF2YYDLK2NIKNXF6VAQQN5QSDD}

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

Oscillating subalgebras of the atomless countable Boolean algebra

Receipt and verification

First computed	2026-07-05T07:12:04.961406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09758c0d6ad350a6dcbea82106f61218c5252c8f4a7ddbd46c6ee3956f766527

Aliases

arxiv: 2311.06872 · arxiv_version: 2311.06872v1 · doi: 10.48550/arxiv.2311.06872 · pith_short_12: BF2YYDLK2NIK · pith_short_16: BF2YYDLK2NIKNXF6 · pith_short_8: BF2YYDLK

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/BF2YYDLK2NIKNXF6VAQQN5QSDD \
  | 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: 09758c0d6ad350a6dcbea82106f61218c5252c8f4a7ddbd46c6ee3956f766527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41cf690dc7353b4b74304dc83bd6d24fb1adf48ae8224db619db13f5bfb88c8e",
    "cross_cats_sorted": [
      "cs.DM",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-11-12T15:13:34Z",
    "title_canon_sha256": "e0892df73081dcbf81190dbe0bef2fac631284ed8fe9c13e6090c3dce2fb42f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.06872",
    "kind": "arxiv",
    "version": 1
  }
}