Pith Number

pith:M43G7PRC

pith:2017:M43G7PRCDISKZFRE7XBYXW3Q76

not attested not anchored not stored refs pending

The Minimal Coloring Number Of Any Non-splittable $\mathbb{Z}$-colorable Link Is Four

Meiqiao Zhang, Qingying Deng, Xian'an Jin

arxiv:1706.08837 v1 · 2017-06-11 · math.GT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M43G7PRCDISKZFRE7XBYXW3Q76}

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	2026-05-18T00:41:30.879471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67366fbe221a24ac9624fdc38bdb70ffb9578f4dce1b1648848ab7630c2f097d

Aliases

arxiv: 1706.08837 · arxiv_version: 1706.08837v1 · doi: 10.48550/arxiv.1706.08837 · pith_short_12: M43G7PRCDISK · pith_short_16: M43G7PRCDISKZFRE · pith_short_8: M43G7PRC

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/M43G7PRCDISKZFRE7XBYXW3Q76 \
  | 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: 67366fbe221a24ac9624fdc38bdb70ffb9578f4dce1b1648848ab7630c2f097d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57edf05c1c4882d3ee51c40ade5f21277b8d513d667112ca89f15e76b7d7b2b0",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-06-11T05:18:12Z",
    "title_canon_sha256": "52a2e9d97736c74988b60008af52b5c5508bd9c0a358df5aec911da369fd873f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08837",
    "kind": "arxiv",
    "version": 1
  }
}