Pith Number

pith:QIOGI6ZI

pith:2016:QIOGI6ZIMUL62CPOYCVEWNRFEA

not attested not anchored not stored refs pending

An Exact Enumeration of Distance-Hereditary Graphs

C\'edric Chauve, \'Eric Fusy, J\'er\'emie Lumbroso

arxiv:1608.01464 v1 · 2016-08-04 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIOGI6ZIMUL62CPOYCVEWNRFEA}

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	2026-05-18T01:09:52.376454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

821c647b286517ed09eec0aa4b36252004f89726fc9f5cbcbd9a22bc1b19f2d4

Aliases

arxiv: 1608.01464 · arxiv_version: 1608.01464v1 · doi: 10.48550/arxiv.1608.01464 · pith_short_12: QIOGI6ZIMUL6 · pith_short_16: QIOGI6ZIMUL62CPO · pith_short_8: QIOGI6ZI

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/QIOGI6ZIMUL62CPOYCVEWNRFEA \
  | 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: 821c647b286517ed09eec0aa4b36252004f89726fc9f5cbcbd9a22bc1b19f2d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4f8ca0727ade9c9e9fee7042e29672dc58dd86955a86ddbdffb221d50bd9bb0",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-08-04T08:44:30Z",
    "title_canon_sha256": "de188c874b92f898232c57d72810eb5fc3857cfecd25e89170a408573648eeba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01464",
    "kind": "arxiv",
    "version": 1
  }
}