Pith Number

pith:NZPW3WN6

pith:2015:NZPW3WN6TJRJIWO2GRBSSQDXD6

not attested not anchored not stored refs pending

Permutation Search Methods are Efficient, Yet Faster Search is Possible

Bilegsaikhan Naidan, Eric Nyberg, Leonid Boytsov

arxiv:1506.03163 v4 · 2015-06-10 · cs.LG · cs.DB · 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{NZPW3WN6TJRJIWO2GRBSSQDXD6}

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	2026-05-18T01:00:53.866638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e5f6dd9be9a629459da34432940771fb3cdc18a4b48ecccedfdc24ac901234e

Aliases

arxiv: 1506.03163 · arxiv_version: 1506.03163v4 · doi: 10.48550/arxiv.1506.03163 · pith_short_12: NZPW3WN6TJRJ · pith_short_16: NZPW3WN6TJRJIWO2 · pith_short_8: NZPW3WN6

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/NZPW3WN6TJRJIWO2GRBSSQDXD6 \
  | 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: 6e5f6dd9be9a629459da34432940771fb3cdc18a4b48ecccedfdc24ac901234e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f654893f8fd5f502250a42610054a1e9f3cde26e57c2b5d92179ae38968e084f",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-06-10T04:50:29Z",
    "title_canon_sha256": "871c2e7859721d6a8e7db455082694071f33ad3c2317587240b998ad55204870"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03163",
    "kind": "arxiv",
    "version": 4
  }
}