Pith Number

pith:Q5AXQ2U6

pith:2017:Q5AXQ2U6DNNMFB2ALMCNTWNRYC

not attested not anchored not stored refs pending

On Star Coloring of Splitting Graphs

Hanna Furma\'nczyk, Kowsalya V, Vernold Vivin J

arxiv:1705.09357 v1 · 2017-05-25 · 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{Q5AXQ2U6DNNMFB2ALMCNTWNRYC}

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	2026-05-18T00:43:38.928385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8741786a9e1b5ac287405b04d9d9b1c086e61102fe71e1b2e9f239f4aaf8cb8b

Aliases

arxiv: 1705.09357 · arxiv_version: 1705.09357v1 · doi: 10.48550/arxiv.1705.09357 · pith_short_12: Q5AXQ2U6DNNM · pith_short_16: Q5AXQ2U6DNNMFB2A · pith_short_8: Q5AXQ2U6

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/Q5AXQ2U6DNNMFB2ALMCNTWNRYC \
  | 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: 8741786a9e1b5ac287405b04d9d9b1c086e61102fe71e1b2e9f239f4aaf8cb8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed9c85659014d501479ec6b25d82bddbb0f758661bf3f0ccdcb4a00b3049735c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-05-25T20:49:31Z",
    "title_canon_sha256": "4e28ffca95b7876516fd6c807ad8a2f7f68944ab784b0a7cefcc0a67dc810207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09357",
    "kind": "arxiv",
    "version": 1
  }
}