Pith Number

pith:FIATGKOR

pith:2012:FIATGKORRPQUXCZUHQ7ZEQUR6R

not attested not anchored not stored refs pending

Interval colorings of complete balanced multipartite graphs

Petros A. Petrosyan

arxiv:1211.5311 v1 · 2012-11-22 · 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{FIATGKORRPQUXCZUHQ7ZEQUR6R}

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	2026-05-18T03:40:04.742028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a013329d18be14b8b343c3f924291f467efa1fff0d3a8cbe81a12570fb901ab

Aliases

arxiv: 1211.5311 · arxiv_version: 1211.5311v1 · doi: 10.48550/arxiv.1211.5311 · pith_short_12: FIATGKORRPQU · pith_short_16: FIATGKORRPQUXCZU · pith_short_8: FIATGKOR

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/FIATGKORRPQUXCZUHQ7ZEQUR6R \
  | 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: 2a013329d18be14b8b343c3f924291f467efa1fff0d3a8cbe81a12570fb901ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1715294135e173c8411034249b6cda5cbeff2b43a858a914521a2cc77a7f8f2b",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-11-22T15:33:36Z",
    "title_canon_sha256": "326997d7a9c461aab70a552332118499d011f5eba6a65dc6e7c46f48df457e73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5311",
    "kind": "arxiv",
    "version": 1
  }
}