Pith Number

pith:BNJU3K2S

pith:2017:BNJU3K2S647HOLBTX7XOAHEMOK

not attested not anchored not stored refs pending

Coloring graphs of various maximum degree from random lists

Carl Johan Casselgren

arxiv:1701.00614 v1 · 2017-01-03 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNJU3K2S647HOLBTX7XOAHEMOK}

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	2026-05-18T00:53:28.832788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b534dab52f73e772c33bfeee01c8c72b779ed3e1594a97d8a41a9b5705d94ef

Aliases

arxiv: 1701.00614 · arxiv_version: 1701.00614v1 · doi: 10.48550/arxiv.1701.00614 · pith_short_12: BNJU3K2S647H · pith_short_16: BNJU3K2S647HOLBT · pith_short_8: BNJU3K2S

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/BNJU3K2S647HOLBTX7XOAHEMOK \
  | 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: 0b534dab52f73e772c33bfeee01c8c72b779ed3e1594a97d8a41a9b5705d94ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6e01cefba680eda4099d9f6496c7f89cb3d039b676f3264aa540e0c301801f0",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-03T09:40:13Z",
    "title_canon_sha256": "d3ebf8bfa399f974fb79a47332d2dff297e429858990882ddcc9de43c2623dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00614",
    "kind": "arxiv",
    "version": 1
  }
}