Pith Number

pith:N63RKSJ6

pith:2016:N63RKSJ6MFPRXX3USVCRYYKXMI

not attested not anchored not stored refs pending

Quasi-efficient domination in grids

Jos\'e C\'aceres, Mar\'ia Luz Puertas, Sahar A. Aleid

arxiv:1604.08521 v2 · 2016-04-28 · 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{N63RKSJ6MFPRXX3USVCRYYKXMI}

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	2026-05-18T01:15:57.131068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fb715493e615f1bdf7495451c6157620487da7b6b94ca425b433dfae2270932

Aliases

arxiv: 1604.08521 · arxiv_version: 1604.08521v2 · doi: 10.48550/arxiv.1604.08521 · pith_short_12: N63RKSJ6MFPR · pith_short_16: N63RKSJ6MFPRXX3U · pith_short_8: N63RKSJ6

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/N63RKSJ6MFPRXX3USVCRYYKXMI \
  | 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: 6fb715493e615f1bdf7495451c6157620487da7b6b94ca425b433dfae2270932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac121e1d697cc02697bb2ed0196550cba02b35e98775bae5064fd414700eaacd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-04-28T17:16:06Z",
    "title_canon_sha256": "eb8dc537810d237b12822c979f29c16ad9c0799116fc1d0f22e6417af7452d0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08521",
    "kind": "arxiv",
    "version": 2
  }
}