Pith Number

pith:4R5YVRM2

pith:2014:4R5YVRM2KIJG3KNOHGKRZHBSDS

not attested not anchored not stored refs pending

On the Galois Lattice of Bipartite Distance Hereditary Graphs

Massimiliano Caramia, Nicola Apollonio, Paolo Giulio Franciosa

arxiv:1406.0154 v1 · 2014-06-01 · cs.DM · 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{4R5YVRM2KIJG3KNOHGKRZHBSDS}

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	2026-05-18T02:50:41.641103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e47b8ac59a52126da9ae39951c9c321c959de035f024759c37911bf6a9341ecb

Aliases

arxiv: 1406.0154 · arxiv_version: 1406.0154v1 · doi: 10.48550/arxiv.1406.0154 · pith_short_12: 4R5YVRM2KIJG · pith_short_16: 4R5YVRM2KIJG3KNO · pith_short_8: 4R5YVRM2

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/4R5YVRM2KIJG3KNOHGKRZHBSDS \
  | 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: e47b8ac59a52126da9ae39951c9c321c959de035f024759c37911bf6a9341ecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df509e997f9e408c66bb120b002f707ff448f20df3e69e5ca78a89529a485594",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-06-01T11:02:12Z",
    "title_canon_sha256": "440dd3712a346d5c1bdaf48ab8fc18eb5434bdc166642a9b06594cdfa69d8bd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0154",
    "kind": "arxiv",
    "version": 1
  }
}