Pith Number

pith:Q5EZN6WS

pith:2018:Q5EZN6WSATKV4ICC5QIJOKSSKJ

not attested not anchored not stored refs pending

Configurations representing a skew perspective

Kamil Maszkowski, Krzysztof Pra\.zmowski, Ma{\l}gorzata Pra\.zmowska

arxiv:1806.04237 v1 · 2018-06-11 · 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{Q5EZN6WSATKV4ICC5QIJOKSSKJ}

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	2026-05-18T00:13:36.160967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

874996fad204d55e2042ec10972a52526f645592d301fa91f65e6e91976ce2f9

Aliases

arxiv: 1806.04237 · arxiv_version: 1806.04237v1 · doi: 10.48550/arxiv.1806.04237 · pith_short_12: Q5EZN6WSATKV · pith_short_16: Q5EZN6WSATKV4ICC · pith_short_8: Q5EZN6WS

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/Q5EZN6WSATKV4ICC5QIJOKSSKJ \
  | 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: 874996fad204d55e2042ec10972a52526f645592d301fa91f65e6e91976ce2f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d58e41fb24baf39aaff98b5b762f01a545d9f091f7d2ae78202d5eed4add6aa0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-06-11T20:44:02Z",
    "title_canon_sha256": "16e476bfe314b5f1ed07d640e5fc4603f80c7548d85845e371ec9f8a6d2e5496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04237",
    "kind": "arxiv",
    "version": 1
  }
}