Pith Number

pith:T5ZCFCEF

pith:2015:T5ZCFCEFNK5BFMMVPP4UNAOLN6

not attested not anchored not stored refs pending

The coloring of the regular graph of ideals

Farzad Shaveisi

arxiv:1501.00370 v1 · 2015-01-02 · 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{T5ZCFCEFNK5BFMMVPP4UNAOLN6}

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	2026-05-18T02:30:09.365891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f722288856aba12b1957bf94681cb6fa53fe13831fe3e7ddf6273daa2517de1

Aliases

arxiv: 1501.00370 · arxiv_version: 1501.00370v1 · doi: 10.48550/arxiv.1501.00370 · pith_short_12: T5ZCFCEFNK5B · pith_short_16: T5ZCFCEFNK5BFMMV · pith_short_8: T5ZCFCEF

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/T5ZCFCEFNK5BFMMVPP4UNAOLN6 \
  | 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: 9f722288856aba12b1957bf94681cb6fa53fe13831fe3e7ddf6273daa2517de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df2264713030cb8a090ac3adcae28258b17ed30fa32df481a6d870813fdcd4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-02T09:22:39Z",
    "title_canon_sha256": "7e86d1fd79f53176bbcddbc143a18070d06bd7222ecfe950bf27fbbfb691c1f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00370",
    "kind": "arxiv",
    "version": 1
  }
}