Pith Number

pith:R4VVB7NN

pith:2017:R4VVB7NN67D5EL2WCIFMRLK2SZ

not attested not anchored not stored refs pending

Exploring the complexity of layout parameters in tournaments and semi-complete digraphs

Christophe Paul, Florian Barbero, Micha{\l} Pilipczuk

arxiv:1706.00617 v1 · 2017-06-02 · cs.DS · cs.CC · cs.DM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4VVB7NN67D5EL2WCIFMRLK2SZ}

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	2026-05-18T00:43:12.525024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2b50fdadf7c7d22f56120ac8ad5a966c635e7c73096e0fb2136883a08a3e12

Aliases

arxiv: 1706.00617 · arxiv_version: 1706.00617v1 · doi: 10.48550/arxiv.1706.00617 · pith_short_12: R4VVB7NN67D5 · pith_short_16: R4VVB7NN67D5EL2W · pith_short_8: R4VVB7NN

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/R4VVB7NN67D5EL2WCIFMRLK2SZ \
  | 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: 8f2b50fdadf7c7d22f56120ac8ad5a966c635e7c73096e0fb2136883a08a3e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d86e7b4d7ce164b2ce9e585ecc98e915850ca35eaccc4d1fbf1fed2223697f3b",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-06-02T10:23:12Z",
    "title_canon_sha256": "20f2084a12c06454680a8fba5f5246436267eb41cfee91f18b5aca29ddeec86b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00617",
    "kind": "arxiv",
    "version": 1
  }
}