Pith Number

pith:TQL2R4E6

pith:2019:TQL2R4E6UFSP7Z6ZP7QCW7VKTY

not attested not anchored not stored refs pending

Exponential-Binary State-Space Search

Malte Helmert, Nathan Sturtevant

arxiv:1906.02912 v1 · 2019-06-07 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQL2R4E6UFSP7Z6ZP7QCW7VKTY}

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	2026-05-17T23:43:55.685022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c17a8f09ea164ffe7d97fe02b7eaa9e1691c2414f971b30515e3c08dc17d1a8

Aliases

arxiv: 1906.02912 · arxiv_version: 1906.02912v1 · doi: 10.48550/arxiv.1906.02912 · pith_short_12: TQL2R4E6UFSP · pith_short_16: TQL2R4E6UFSP7Z6Z · pith_short_8: TQL2R4E6

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/TQL2R4E6UFSP7Z6ZP7QCW7VKTY \
  | 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: 9c17a8f09ea164ffe7d97fe02b7eaa9e1691c2414f971b30515e3c08dc17d1a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14a38394521902f82690b1d88a982ecd79a349da67d30f2895fdbfa6e5a35221",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-06-07T06:11:06Z",
    "title_canon_sha256": "9c42fcaf9ba00c37a91f99770ad30f2dc2eab63fb845f64d423fa449d9e3d2e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02912",
    "kind": "arxiv",
    "version": 1
  }
}