Pith Number

pith:5RQPGSCV

pith:2015:5RQPGSCVRFBFO5HQFAMLCDDCCV

not attested not anchored not stored refs pending

On Equistable, Split, CIS, and Related Classes of Graphs

Endre Boros, Martin Milani\v{c}, Vladimir Gurvich

arxiv:1505.05683 v1 · 2015-05-21 · 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{5RQPGSCVRFBFO5HQFAMLCDDCCV}

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	2026-05-18T02:03:53.778265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec60f3485589425774f02818b10c62154a376982f1c240ca1016566965f16c44

Aliases

arxiv: 1505.05683 · arxiv_version: 1505.05683v1 · doi: 10.48550/arxiv.1505.05683 · pith_short_12: 5RQPGSCVRFBF · pith_short_16: 5RQPGSCVRFBFO5HQ · pith_short_8: 5RQPGSCV

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/5RQPGSCVRFBFO5HQFAMLCDDCCV \
  | 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: ec60f3485589425774f02818b10c62154a376982f1c240ca1016566965f16c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b054f3dc5d763710c8b6e70b4c2360b6a2b8a9d1f7f66875395ca1d37ebce8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-21T11:54:57Z",
    "title_canon_sha256": "a5f06e1963d3a23cd09893dd761e0f572a40f1b715b1caad68bebf50df6cf922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05683",
    "kind": "arxiv",
    "version": 1
  }
}