Pith Number

pith:ZLM7BB6N

pith:2012:ZLM7BB6N6PMCCCVPO4ALWG2VNU

not attested not anchored not stored refs pending

Resolving sets and semi-resolving sets in finite projective planes

Marcella Tak\'ats, Tam\'as H\'eger

arxiv:1207.5469 v3 · 2012-07-23 · 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{ZLM7BB6N6PMCCCVPO4ALWG2VNU}

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	2026-05-18T00:51:58.605580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cad9f087cdf3d8210aaf7700bb1b556d3d1d077ae4f3b966adde66bd6ba10348

Aliases

arxiv: 1207.5469 · arxiv_version: 1207.5469v3 · doi: 10.48550/arxiv.1207.5469 · pith_short_12: ZLM7BB6N6PMC · pith_short_16: ZLM7BB6N6PMCCCVP · pith_short_8: ZLM7BB6N

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/ZLM7BB6N6PMCCCVPO4ALWG2VNU \
  | 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: cad9f087cdf3d8210aaf7700bb1b556d3d1d077ae4f3b966adde66bd6ba10348

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a34f77604a467cfe578eabddb0efa0d573c3400b9354b0dfc579d2e273e00258",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-07-23T18:11:10Z",
    "title_canon_sha256": "84f1b6aef4bffeeb0247c5cd6e2ed9cb8c4973b52476f949900c80cec7fd76b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5469",
    "kind": "arxiv",
    "version": 3
  }
}