Pith Number

pith:N4NZ3VNC

pith:2014:N4NZ3VNCJTF22CC37XTNSL6RNZ

not attested not anchored not stored refs pending

Towards a Characterization of Leaf Powers by Clique Arrangements

Christian Rosenke, Ragnar Nevries

arxiv:1402.1425 v1 · 2014-02-06 · cs.DM · 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{N4NZ3VNCJTF22CC37XTNSL6RNZ}

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	2026-05-18T02:59:49.199082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1b9dd5a24ccbad085bfde6d92fd16e6711573a30b0015b9933c7e61898c32e

Aliases

arxiv: 1402.1425 · arxiv_version: 1402.1425v1 · doi: 10.48550/arxiv.1402.1425 · pith_short_12: N4NZ3VNCJTF2 · pith_short_16: N4NZ3VNCJTF22CC3 · pith_short_8: N4NZ3VNC

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/N4NZ3VNCJTF22CC37XTNSL6RNZ \
  | 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: 6f1b9dd5a24ccbad085bfde6d92fd16e6711573a30b0015b9933c7e61898c32e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32b6c04aafb0ba72d266a861dbc9ae44a74a0edc7688a3edddf9bac4a47af05c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-02-06T17:35:18Z",
    "title_canon_sha256": "ae15f1c3c04290c9ae8f6cdf0f7e836c7414ad3877542bf6fef0f36c79da9162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1425",
    "kind": "arxiv",
    "version": 1
  }
}