Pith Number

pith:NHGUDLH3

pith:2017:NHGUDLH3UPJNB5ZG3ZA6IXJESF

not attested not anchored not stored refs pending

Distant sum distinguishing index of graphs with bounded minimum degree

Jakub Przyby{\l}o

arxiv:1703.04815 v1 · 2017-03-14 · 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{NHGUDLH3UPJNB5ZG3ZA6IXJESF}

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	2026-05-18T00:48:39.204969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69cd41acfba3d2d0f726de41e45d249149bb28fc02bff577a00b2f801040d3db

Aliases

arxiv: 1703.04815 · arxiv_version: 1703.04815v1 · doi: 10.48550/arxiv.1703.04815 · pith_short_12: NHGUDLH3UPJN · pith_short_16: NHGUDLH3UPJNB5ZG · pith_short_8: NHGUDLH3

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/NHGUDLH3UPJNB5ZG3ZA6IXJESF \
  | 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: 69cd41acfba3d2d0f726de41e45d249149bb28fc02bff577a00b2f801040d3db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c83964a39995e75db0e07cc19c2390d09a17283549d8ea568ea720a526c40c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-14T23:06:57Z",
    "title_canon_sha256": "7638ad465640c2b14e73c9806bae800fed4409c1bdc458920ab9fa8dfc85894a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04815",
    "kind": "arxiv",
    "version": 1
  }
}