Pith Number

pith:V4YC7P5B

pith:2016:V4YC7P5BREKMIEY2DNKOETCT3A

not attested not anchored not stored refs pending

Combinatorial algorithm for counting small induced graphs and orbits

Janez Dem\v{s}ar, Toma\v{z} Ho\v{c}evar

arxiv:1601.06834 v1 · 2016-01-25 · cs.DS · 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{V4YC7P5BREKMIEY2DNKOETCT3A}

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	2026-05-18T00:46:42.873040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af302fbfa18914c4131a1b54e24c53d8078ed418533019864d6bc3f3afe19467

Aliases

arxiv: 1601.06834 · arxiv_version: 1601.06834v1 · doi: 10.48550/arxiv.1601.06834 · pith_short_12: V4YC7P5BREKM · pith_short_16: V4YC7P5BREKMIEY2 · pith_short_8: V4YC7P5B

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/V4YC7P5BREKMIEY2DNKOETCT3A \
  | 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: af302fbfa18914c4131a1b54e24c53d8078ed418533019864d6bc3f3afe19467

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39c6530faa4e01681cf7fa26a8f39cb9d3358b9f0bcfd403d23fd34448d56b89",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-01-25T22:17:05Z",
    "title_canon_sha256": "bf9295f93b121eca98a24e9cce05eeee704e1e856fd9e073adda67374a0bc078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06834",
    "kind": "arxiv",
    "version": 1
  }
}