Pith Number

pith:TUCKGKP3

pith:2019:TUCKGKP3SCIXVCVMJVGIBZIVMG

not attested not anchored not stored refs pending

Strong conflict-free connection of graphs

Meng Ji, Xueliang Li

arxiv:1901.08240 v1 · 2019-01-24 · 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{TUCKGKP3SCIXVCVMJVGIBZIVMG}

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	2026-05-17T23:55:37.579712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d04a329fb90917a8aac4d4c80e51561b3ae98984b77cbe7aa3d289cb644fa72

Aliases

arxiv: 1901.08240 · arxiv_version: 1901.08240v1 · doi: 10.48550/arxiv.1901.08240 · pith_short_12: TUCKGKP3SCIX · pith_short_16: TUCKGKP3SCIXVCVM · pith_short_8: TUCKGKP3

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/TUCKGKP3SCIXVCVMJVGIBZIVMG \
  | 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: 9d04a329fb90917a8aac4d4c80e51561b3ae98984b77cbe7aa3d289cb644fa72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02502d0030ebcb225b30dbc6563812f1ab6c39a4f2e793bc3d9a0199043eb47c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-01-24T05:50:02Z",
    "title_canon_sha256": "4213afb32358cf91641edae573f041d041827c1e000422e0af708fccb88025ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08240",
    "kind": "arxiv",
    "version": 1
  }
}