Pith Number

pith:MY2K44LT

pith:2017:MY2K44LTKFQFPTAP4DEMYYK5KB

not attested not anchored not stored refs pending

A counterexample to a conjecture on facial unique-maximal colorings

Bernard Lidick\'y, Kacy Messerschmidt, Riste \v{S}krekovski

arxiv:1709.04958 v1 · 2017-09-14 · 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{MY2K44LTKFQFPTAP4DEMYYK5KB}

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	2026-05-18T00:14:28.758413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6634ae7173516057cc0fe0c8cc615d50650f53c074f26aa66a6a2ee3b38a162c

Aliases

arxiv: 1709.04958 · arxiv_version: 1709.04958v1 · doi: 10.48550/arxiv.1709.04958 · pith_short_12: MY2K44LTKFQF · pith_short_16: MY2K44LTKFQFPTAP · pith_short_8: MY2K44LT

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/MY2K44LTKFQFPTAP4DEMYYK5KB \
  | 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: 6634ae7173516057cc0fe0c8cc615d50650f53c074f26aa66a6a2ee3b38a162c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece04b108f7a9a0dfb018b57575bafcf7bebe76df52eb78fc426cb9168fd90ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-09-14T19:52:09Z",
    "title_canon_sha256": "cd3d37d9767e7a07b80db3401e0880c33ea0695202fa34b3dea37735dd2268c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04958",
    "kind": "arxiv",
    "version": 1
  }
}