Pith Number

pith:7V4GIV2Y

pith:2012:7V4GIV2YWG5TSOIYXXWH7FXS72

not attested not anchored not stored refs pending

On the Implications of Lookahead Search in Game Playing

Adrian Vetta, Nithum Thain, Vahab Mirrokni

arxiv:1202.4134 v1 · 2012-02-19 · cs.GT · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7V4GIV2YWG5TSOIYXXWH7FXS72}

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	2026-05-18T03:53:19.902414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd78645758b1bb393918bdec7f96f2febe804ddb873fb3d6ad28815e5dd86e5f

Aliases

arxiv: 1202.4134 · arxiv_version: 1202.4134v1 · doi: 10.48550/arxiv.1202.4134 · pith_short_12: 7V4GIV2YWG5T · pith_short_16: 7V4GIV2YWG5TSOIY · pith_short_8: 7V4GIV2Y

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/7V4GIV2YWG5TSOIYXXWH7FXS72 \
  | 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: fd78645758b1bb393918bdec7f96f2febe804ddb873fb3d6ad28815e5dd86e5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0789e951c6ce755c9d9984a1c779855b0a6a7f3befab90bf9eb57abe03291182",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-02-19T07:54:48Z",
    "title_canon_sha256": "5f2adad2a0d196f8c48b30f3f9c49f144dd689ec73f4f2d0f8e59f05d8b2d61e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4134",
    "kind": "arxiv",
    "version": 1
  }
}