Pith Number

pith:RUKZ67HP

pith:2016:RUKZ67HPGZIYSEMRA7QYR5YFXH

not attested not anchored not stored refs pending

Anti-van der Waerden numbers of 3-term arithmetic progressions

Alex Schulte, Michael Young, Zhanar Berikkyzy

arxiv:1604.08819 v1 · 2016-04-29 · 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{RUKZ67HPGZIYSEMRA7QYR5YFXH}

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

Hitting sets and colorings of hypergraphs

Receipt and verification

First computed	2026-05-18T01:16:01.631819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d159f7cef365189119107e188f705b9e142cf956c550d190aa31c68bf3fb6e7

Aliases

arxiv: 1604.08819 · arxiv_version: 1604.08819v1 · doi: 10.48550/arxiv.1604.08819 · pith_short_12: RUKZ67HPGZIY · pith_short_16: RUKZ67HPGZIYSEMR · pith_short_8: RUKZ67HP

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/RUKZ67HPGZIYSEMRA7QYR5YFXH \
  | 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: 8d159f7cef365189119107e188f705b9e142cf956c550d190aa31c68bf3fb6e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c500cf0528429a5fd72850a3c7f7ee917ebacea61c06969fd7ed8421485ae8d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-04-29T13:12:32Z",
    "title_canon_sha256": "34b73309369f8b6d974441992c4da8d2d8807283772891087c38e0ca36f993f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08819",
    "kind": "arxiv",
    "version": 1
  }
}