Pith Number

pith:SQQM2ZCD

pith:2018:SQQM2ZCD2ARDTIREZY5PREBCXU

not attested not anchored not stored refs pending

Strong geodetic problem on complete multipartite graphs

Matja\v{z} Konvalinka, Vesna Ir\v{s}i\v{c}

arxiv:1806.00302 v1 · 2018-06-01 · 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{SQQM2ZCD2ARDTIREZY5PREBCXU}

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	2026-05-18T00:14:24.104591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9420cd6443d02239a224ce3af89022bd3c998bcb936dfca1de12585a91be0840

Aliases

arxiv: 1806.00302 · arxiv_version: 1806.00302v1 · doi: 10.48550/arxiv.1806.00302 · pith_short_12: SQQM2ZCD2ARD · pith_short_16: SQQM2ZCD2ARDTIRE · pith_short_8: SQQM2ZCD

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/SQQM2ZCD2ARDTIREZY5PREBCXU \
  | 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: 9420cd6443d02239a224ce3af89022bd3c998bcb936dfca1de12585a91be0840

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "781e13301b5cdd119d23d2ede3dfd5c09fbf4f80e5ba3ed02feec65e1b274b17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-06-01T12:07:05Z",
    "title_canon_sha256": "39c241d76118f6de15345a6018ad0396b7f51b09c5c376d01fd362c0a7654f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00302",
    "kind": "arxiv",
    "version": 1
  }
}