Pith Number

pith:QH4NAKLD

pith:2018:QH4NAKLD4RNGFWGGPLGZ7QSINU

not attested not anchored not stored refs pending

Conflict-free connection number of random graphs

Ran Gu, Xueliang Li

arxiv:1809.03582 v1 · 2018-09-10 · 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{QH4NAKLD4RNGFWGGPLGZ7QSINU}

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	2026-05-18T00:06:00.405597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81f8d02963e45a62d8c67acd9fc2486d14b0780d1821d87cab6dfae472dd099d

Aliases

arxiv: 1809.03582 · arxiv_version: 1809.03582v1 · doi: 10.48550/arxiv.1809.03582 · pith_short_12: QH4NAKLD4RNG · pith_short_16: QH4NAKLD4RNGFWGG · pith_short_8: QH4NAKLD

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/QH4NAKLD4RNGFWGGPLGZ7QSINU \
  | 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: 81f8d02963e45a62d8c67acd9fc2486d14b0780d1821d87cab6dfae472dd099d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c4ed4e5ee2baf97674178fbff0742d051acc7a34090a2d73ce329c8d82b7ed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-09-10T20:29:04Z",
    "title_canon_sha256": "9bd7f6ac9574ec274e2ea0a7863763f4c43f3470c0cd972190a14464b060817d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03582",
    "kind": "arxiv",
    "version": 1
  }
}