Pith Number

pith:6R2FXKLY

pith:2017:6R2FXKLYK5R3QBBSQKLJKKUWFH

not attested not anchored not stored refs pending

On certain weighted 7-colored partitions

Dazhao Tang, Shane Chern

arxiv:1706.08223 v3 · 2017-06-26 · math.CO · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6R2FXKLYK5R3QBBSQKLJKKUWFH}

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	2026-05-18T00:29:30.216565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4745ba9785763b804328296952a9629ea810d61b68a77be8be41bc0e93e305d

Aliases

arxiv: 1706.08223 · arxiv_version: 1706.08223v3 · doi: 10.48550/arxiv.1706.08223 · pith_short_12: 6R2FXKLYK5R3 · pith_short_16: 6R2FXKLYK5R3QBBS · pith_short_8: 6R2FXKLY

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/6R2FXKLYK5R3QBBSQKLJKKUWFH \
  | 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: f4745ba9785763b804328296952a9629ea810d61b68a77be8be41bc0e93e305d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54a3777b0a90d207888ae9423835ab55ba570181a21a2fe7e94d594b1048706e",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-06-26T04:20:37Z",
    "title_canon_sha256": "840eb9514405623c20ccbbfbff78a9bdabeb005f58cad087dcf150e5779a59c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08223",
    "kind": "arxiv",
    "version": 3
  }
}