Pith Number

pith:WFM4LIWY

pith:2016:WFM4LIWYVXSLAEOX26KSABHUWU

not attested not anchored not stored refs pending

Maximum Weight Stable Set in ($P_7$, bull)-free graphs and ($S_{1,2,3}$, bull)-free graphs

Fr\'ed\'eric Maffray, Lucas Pastor

arxiv:1611.09663 v3 · 2016-11-29 · 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{WFM4LIWYVXSLAEOX26KSABHUWU}

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	2026-05-18T00:44:09.193818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b159c5a2d8ade4b011d7d7952004f4b53d96e0f1c43d097d35ddc7f16cd94734

Aliases

arxiv: 1611.09663 · arxiv_version: 1611.09663v3 · doi: 10.48550/arxiv.1611.09663 · pith_short_12: WFM4LIWYVXSL · pith_short_16: WFM4LIWYVXSLAEOX · pith_short_8: WFM4LIWY

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/WFM4LIWYVXSLAEOX26KSABHUWU \
  | 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: b159c5a2d8ade4b011d7d7952004f4b53d96e0f1c43d097d35ddc7f16cd94734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cc3c693136ff0f0edde3223d11d616ed28e84f122f24b5f83540a5132119bb3",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-29T14:54:16Z",
    "title_canon_sha256": "43d00ce9981e0a3f3f4d6da02a7b781e41af624d0a30fd0802facca11fe34267"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09663",
    "kind": "arxiv",
    "version": 3
  }
}