Pith Number

pith:5NK4DBUM

pith:2014:5NK4DBUMKU6RWQQRUV255AC3EJ

not attested not anchored not stored refs pending

On path-quasar Ramsey numbers

Binlong Li, Bo Ning

arxiv:1401.3545 v1 · 2014-01-15 · 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{5NK4DBUMKU6RWQQRUV255AC3EJ}

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	2026-05-18T02:18:33.181805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb55c1868c553d1b4211a575de805b226acf76df5f1a6621b2e71f370ba1c5c3

Aliases

arxiv: 1401.3545 · arxiv_version: 1401.3545v1 · doi: 10.48550/arxiv.1401.3545 · pith_short_12: 5NK4DBUMKU6R · pith_short_16: 5NK4DBUMKU6RWQQR · pith_short_8: 5NK4DBUM

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/5NK4DBUMKU6RWQQRUV255AC3EJ \
  | 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: eb55c1868c553d1b4211a575de805b226acf76df5f1a6621b2e71f370ba1c5c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c1a2e034fc96ad6d142aa2a08841c148730e1e37a962d15d67db04affdd2b53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-01-15T11:10:35Z",
    "title_canon_sha256": "7226d28921ed6afd50219b728f3866189b17e190509632c942840b61448df18c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3545",
    "kind": "arxiv",
    "version": 1
  }
}