Pith Number

pith:GBBCP5L3

pith:2018:GBBCP5L32YIWDXK4IKSOCYJDSZ

not attested not anchored not stored refs pending

Eternal dominating sets on digraphs and orientations of graphs

Alice Joffard, Guillaume Bagan, Hamamache Kheddouci

arxiv:1805.09623 v1 · 2018-05-24 · 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{GBBCP5L32YIWDXK4IKSOCYJDSZ}

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	2026-05-18T00:15:03.370557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304227f57bd61161dd5c42a4e161239642af983bef7c58e8fb57320621773535

Aliases

arxiv: 1805.09623 · arxiv_version: 1805.09623v1 · doi: 10.48550/arxiv.1805.09623 · pith_short_12: GBBCP5L32YIW · pith_short_16: GBBCP5L32YIWDXK4 · pith_short_8: GBBCP5L3

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/GBBCP5L32YIWDXK4IKSOCYJDSZ \
  | 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: 304227f57bd61161dd5c42a4e161239642af983bef7c58e8fb57320621773535

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1794c4148b04bb01c7e39bf60b04ec7f4fc73664b829f5550b6895e9fa8ca4d3",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-05-24T12:05:23Z",
    "title_canon_sha256": "dc6c904d4a488f46c7a1e1c380db05f3201b59db1f070a9c1eeed53d3fbb47db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09623",
    "kind": "arxiv",
    "version": 1
  }
}