Pith Number

pith:RZAQQNHG

pith:2016:RZAQQNHGZQFEIRUSWTYBGE5YRN

not attested not anchored not stored refs pending

On various (strong) rainbow connection numbers of graphs

Henry Liu, Jinfeng Liu, Lin Chen, Xueliang Li

arxiv:1601.01063 v3 · 2016-01-06 · 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{RZAQQNHGZQFEIRUSWTYBGE5YRN}

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	2026-05-18T00:46:04.545692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e410834e6cc0a444692b4f01313b88b7d0dc951e4d2650bb77ee1f2996c8552

Aliases

arxiv: 1601.01063 · arxiv_version: 1601.01063v3 · doi: 10.48550/arxiv.1601.01063 · pith_short_12: RZAQQNHGZQFE · pith_short_16: RZAQQNHGZQFEIRUS · pith_short_8: RZAQQNHG

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/RZAQQNHGZQFEIRUSWTYBGE5YRN \
  | 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: 8e410834e6cc0a444692b4f01313b88b7d0dc951e4d2650bb77ee1f2996c8552

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dec14ed42ac32dce8ce135007d30febd12371d8e7f41213529a10b839314541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-01-06T02:56:13Z",
    "title_canon_sha256": "ca0b068cead4f6685fc24f5ba35fea2282dd0d6f43acbb94f169a54e19ff0d04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01063",
    "kind": "arxiv",
    "version": 3
  }
}