Pith Number

pith:ND2FR34G

pith:2011:ND2FR34GVXZYR6OEQQFQX62JBK

not attested not anchored not stored refs pending

Pure Nash Equilibria: Hard and Easy Games

F. Scarcello, G. Gottlob, G. Greco

arxiv:1109.2152 v1 · 2011-09-09 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ND2FR34GVXZYR6OEQQFQX62JBK}

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	2026-05-18T03:18:08.430130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f458ef86adf388f9c4840b0bfb490ab76272df73ff19abf98337ebe6a108bb

Aliases

arxiv: 1109.2152 · arxiv_version: 1109.2152v1 · doi: 10.48550/arxiv.1109.2152 · pith_short_12: ND2FR34GVXZY · pith_short_16: ND2FR34GVXZYR6OE · pith_short_8: ND2FR34G

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/ND2FR34GVXZYR6OEQQFQX62JBK \
  | 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: 68f458ef86adf388f9c4840b0bfb490ab76272df73ff19abf98337ebe6a108bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a3a02c9daa2425b5370ea72c6ab6ab3f3a7ce69f3836333372cf668b3cad1ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2011-09-09T20:42:30Z",
    "title_canon_sha256": "46cc558da6599a75e2632bb1f45b2594e229c26e867075e5e07e8b1f235e0d79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2152",
    "kind": "arxiv",
    "version": 1
  }
}