Pith Number

pith:S6253W3Q

pith:2016:S6253W3QP6F4E2FSKMTCM7OAXS

not attested not anchored not stored refs pending

Independent sets near the lower bound in bounded degree graphs

Bernard Lidicky, Zdenek Dvorak

arxiv:1609.09134 v2 · 2016-09-28 · 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{S6253W3QP6F4E2FSKMTCM7OAXS}

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	2026-07-05T00:16:29.040143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97b5dddb707f8bc268b25326267dc0bcb604685e742659fc3700da7517de59da

Aliases

arxiv: 1609.09134 · arxiv_version: 1609.09134v2 · doi: 10.48550/arxiv.1609.09134 · pith_short_12: S6253W3QP6F4 · pith_short_16: S6253W3QP6F4E2FS · pith_short_8: S6253W3Q

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/S6253W3QP6F4E2FSKMTCM7OAXS \
  | 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: 97b5dddb707f8bc268b25326267dc0bcb604685e742659fc3700da7517de59da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66398e0e272a22f209bb49b13109744ecd83101f8a889273dffca506a965f2f8",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2016-09-28T22:04:14Z",
    "title_canon_sha256": "f356e6c70c5ea0a806a3bb2290d097a71474a04fb18923612a61ffc789f28b19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09134",
    "kind": "arxiv",
    "version": 2
  }
}