Pith Number

pith:XF7HOF66

pith:2018:XF7HOF66QXSRPBTX5AODRXO6PG

not attested not anchored not stored refs pending

Erd\H{o}s-Szekeres theorem for cyclic permutations

\'Eva Czabarka, Zhiyu Wang

arxiv:1804.02578 v2 · 2018-04-07 · 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{XF7HOF66QXSRPBTX5AODRXO6PG}

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	2026-05-18T00:03:06.315972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97e7717de85e5178677e81c38ddde798b937632c875feb671bc9578d8e84064

Aliases

arxiv: 1804.02578 · arxiv_version: 1804.02578v2 · doi: 10.48550/arxiv.1804.02578 · pith_short_12: XF7HOF66QXSR · pith_short_16: XF7HOF66QXSRPBTX · pith_short_8: XF7HOF66

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/XF7HOF66QXSRPBTX5AODRXO6PG \
  | 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: b97e7717de85e5178677e81c38ddde798b937632c875feb671bc9578d8e84064

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "081e3222e105ba0a0e4f3bd2a88785c1c2fe8a6c31dec48d98d34233696c326b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-04-07T17:14:45Z",
    "title_canon_sha256": "1d800ab7fc26dbe71fead57941f079e951fc6c37d258d3b156bf57edc1d5ed09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02578",
    "kind": "arxiv",
    "version": 2
  }
}