Pith Number

pith:AOELZUOW

pith:2014:AOELZUOWFDM3MND43MAERAUNLJ

not attested not anchored not stored refs pending

Free, not recursively free and non rigid arrangements

Michael Cuntz

arxiv:1406.6154 v2 · 2014-06-24 · math.CO · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOELZUOWFDM3MND43MAERAUNLJ}

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	2026-05-18T02:48:54.413950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0388bcd1d628d9b6347cdb0048828d5a640ffb72ac7d777b794f2634a568a3a3

Aliases

arxiv: 1406.6154 · arxiv_version: 1406.6154v2 · doi: 10.48550/arxiv.1406.6154 · pith_short_12: AOELZUOWFDM3 · pith_short_16: AOELZUOWFDM3MND4 · pith_short_8: AOELZUOW

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/AOELZUOWFDM3MND43MAERAUNLJ \
  | 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: 0388bcd1d628d9b6347cdb0048828d5a640ffb72ac7d777b794f2634a568a3a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72cd2b6f94fa12b786161741ab1b7563eba2c4088ca6b47e121e9ac4d8c64ea",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-06-24T07:31:54Z",
    "title_canon_sha256": "c47387b0a9b36ad0312e55eae62414344a61b13810b8610e224bd9a1e7fcf36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6154",
    "kind": "arxiv",
    "version": 2
  }
}