Pith Number

pith:ETLGLCCZ

pith:2017:ETLGLCCZE6G5LBXOXBFYUCHTOY

not attested not anchored not stored refs pending

Rainbow Neighbourhoods of Graphs

Johan Kok, Muhammad Kamran Jamil, Naduvath Sudev

arxiv:1703.01089 v1 · 2017-03-03 · math.GM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETLGLCCZE6G5LBXOXBFYUCHTOY}

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	2026-05-18T00:49:36.039671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24d6658859278dd586eeb84b8a08f376122e9111d3e73574129f334db913b904

Aliases

arxiv: 1703.01089 · arxiv_version: 1703.01089v1 · doi: 10.48550/arxiv.1703.01089 · pith_short_12: ETLGLCCZE6G5 · pith_short_16: ETLGLCCZE6G5LBXO · pith_short_8: ETLGLCCZ

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/ETLGLCCZE6G5LBXOXBFYUCHTOY \
  | 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: 24d6658859278dd586eeb84b8a08f376122e9111d3e73574129f334db913b904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2784f6624b43b63c394bf9de737e082e5cd570d4fc184c45265fa4ded23b713f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2017-03-03T09:35:27Z",
    "title_canon_sha256": "c1cef63fcb6b46ad8c25c4459e087da81d3123f4090912ce954af83be3769aeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01089",
    "kind": "arxiv",
    "version": 1
  }
}