Pith Number

pith:HKHR2J3A

pith:2011:HKHR2J3AOI6AZFBYLN4ROJYFAA

not attested not anchored not stored refs pending

Graph Coalition Structure Generation

Maria Polukarov, Nicholas R. Jennings, Thomas D. Voice

arxiv:1102.1747 v1 · 2011-02-08 · cs.DS · cs.AI · cs.CC · cs.GT · cs.MA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HKHR2J3AOI6AZFBYLN4ROJYFAA}

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	2026-05-18T04:29:44.234579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a8f1d2760723c0c94385b79172705002e9f806517d88abdd9109765a5c56de9

Aliases

arxiv: 1102.1747 · arxiv_version: 1102.1747v1 · doi: 10.48550/arxiv.1102.1747 · pith_short_12: HKHR2J3AOI6A · pith_short_16: HKHR2J3AOI6AZFBY · pith_short_8: HKHR2J3A

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/HKHR2J3AOI6AZFBYLN4ROJYFAA \
  | 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: 3a8f1d2760723c0c94385b79172705002e9f806517d88abdd9109765a5c56de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec18a661ce1e2f13772bab56ce254ddcc7553adbb7763b7c655ffbcb223299b8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CC",
      "cs.GT",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-02-08T23:13:58Z",
    "title_canon_sha256": "73f648144e799e533c6751d77bb5e1f14a414c55b6e525f94c4c8c6c01949e8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1747",
    "kind": "arxiv",
    "version": 1
  }
}