Pith Number

pith:JKLZATWV

pith:2018:JKLZATWVCUXHMY7726QJ7LT7CR

not attested not anchored not stored refs pending

Degree powers in graphs with a forbidden forest

Henry Liu, Yongtang Shi, Yongxin Lan, Zhongmei Qin

arxiv:1801.02023 v1 · 2018-01-06 · 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{JKLZATWVCUXHMY7726QJ7LT7CR}

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	2026-05-18T00:26:35.149994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a97904ed5152e7663ffd7a09fae7f14568dc75f76adfd2ee5eb948babd5ec7a

Aliases

arxiv: 1801.02023 · arxiv_version: 1801.02023v1 · doi: 10.48550/arxiv.1801.02023 · pith_short_12: JKLZATWVCUXH · pith_short_16: JKLZATWVCUXHMY77 · pith_short_8: JKLZATWV

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/JKLZATWVCUXHMY7726QJ7LT7CR \
  | 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: 4a97904ed5152e7663ffd7a09fae7f14568dc75f76adfd2ee5eb948babd5ec7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f7f449bff9695f2e013371287b8b303da8959a244f4d131741f9fb0f680ba91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-01-06T14:43:01Z",
    "title_canon_sha256": "e0f43752f90f0c01bb3f5e35534c31f5cadfbc8c65c27bee203b4e2d0e5756f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02023",
    "kind": "arxiv",
    "version": 1
  }
}