Pith Number

pith:HLWPIN7P

pith:2012:HLWPIN7PQKRRD6KSWBTMOESETG

not attested not anchored not stored refs pending

Core stability in hedonic coalition formation

Gerhard J. Woeginger

arxiv:1212.2236 v1 · 2012-12-10 · cs.GT · cs.DM · cs.DS · 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{HLWPIN7PQKRRD6KSWBTMOESETG}

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	2026-05-18T03:38:45.595729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3aecf437ef82a311f952b066c7124499bde6082d8e4ba75a60b29a1c6ca408d5

Aliases

arxiv: 1212.2236 · arxiv_version: 1212.2236v1 · doi: 10.48550/arxiv.1212.2236 · pith_short_12: HLWPIN7PQKRR · pith_short_16: HLWPIN7PQKRRD6KS · pith_short_8: HLWPIN7P

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/HLWPIN7PQKRRD6KSWBTMOESETG \
  | 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: 3aecf437ef82a311f952b066c7124499bde6082d8e4ba75a60b29a1c6ca408d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be9fae70ea3d63f1638b75bba798a2aa1ac6a4c354227a55d028ef8241cd89ef",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-12-10T22:23:19Z",
    "title_canon_sha256": "f63cee92651de55aea4dbcf98afa87656053d90bd95d93fe6fa603e69a1a3da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2236",
    "kind": "arxiv",
    "version": 1
  }
}