Pith Number

pith:J7JHR7O3

pith:2018:J7JHR7O3XKP3XJ7JBHCB3KJW2J

not attested not anchored not stored refs pending

Efficient closed domination in digraph products

Ismael G. Yero, Iztok Peterin

arxiv:1808.00070 v1 · 2018-07-31 · 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{J7JHR7O3XKP3XJ7JBHCB3KJW2J}

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	2026-05-18T00:09:08.835603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fd278fddbba9fbba7e909c41da936d243097a33cc2796dcc1f8b0ed1fdb10ea

Aliases

arxiv: 1808.00070 · arxiv_version: 1808.00070v1 · doi: 10.48550/arxiv.1808.00070 · pith_short_12: J7JHR7O3XKP3 · pith_short_16: J7JHR7O3XKP3XJ7J · pith_short_8: J7JHR7O3

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/J7JHR7O3XKP3XJ7JBHCB3KJW2J \
  | 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: 4fd278fddbba9fbba7e909c41da936d243097a33cc2796dcc1f8b0ed1fdb10ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5a10fe29b4977f40410b206a01e0c4b52df285bac38650243fb52ed4a7f8d61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-31T20:45:15Z",
    "title_canon_sha256": "5d518a688610feae4e437349d9ce62f22636ab33311ea6c84bd0bfb727055064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00070",
    "kind": "arxiv",
    "version": 1
  }
}