Pith Number

pith:KDCHNZQJ

pith:2013:KDCHNZQJ55JEFVHOA2NEDAXINH

not attested not anchored not stored refs pending

Maximal Chains of Isomorphic Subgraphs of Countable Ultrahomogeneous Graphs

Borisa Kuzeljevic, Milos S. Kurilic

arxiv:1305.7080 v1 · 2013-05-30 · math.LO · 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{KDCHNZQJ55JEFVHOA2NEDAXINH}

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	2026-05-18T00:34:32.091047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c476e609ef5242d4ee069a4182e869c1aac39355535a7388beecc7d734bbcf

Aliases

arxiv: 1305.7080 · arxiv_version: 1305.7080v1 · doi: 10.48550/arxiv.1305.7080 · pith_short_12: KDCHNZQJ55JE · pith_short_16: KDCHNZQJ55JEFVHO · pith_short_8: KDCHNZQJ

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/KDCHNZQJ55JEFVHOA2NEDAXINH \
  | 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: 50c476e609ef5242d4ee069a4182e869c1aac39355535a7388beecc7d734bbcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a290918298e22c1f8a94ccba7e7172e2477766b70a6e954e4a7a0edfdab5dbce",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-05-30T12:42:32Z",
    "title_canon_sha256": "abbf3610fcd343af28cf0b90b019e6753a7e93607d4cc4b67940cf08717fe2bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7080",
    "kind": "arxiv",
    "version": 1
  }
}