Pith Number

pith:QAXJYYUC

pith:2016:QAXJYYUCIHDFEN44HO6XQ554NN

not attested not anchored not stored refs pending

Efficient Document Indexing Using Pivot Tree

Benjamin Piwowarski, Gaurav Singh

arxiv:1605.06693 v1 · 2016-05-21 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAXJYYUCIHDFEN44HO6XQ554NN}

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	2026-05-18T01:14:11.501550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

802e9c628241c652379c3bbd7877bc6b7a9947f1364ed3b0ddca4c072ac7bbfa

Aliases

arxiv: 1605.06693 · arxiv_version: 1605.06693v1 · doi: 10.48550/arxiv.1605.06693 · pith_short_12: QAXJYYUCIHDF · pith_short_16: QAXJYYUCIHDFEN44 · pith_short_8: QAXJYYUC

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/QAXJYYUCIHDFEN44HO6XQ554NN \
  | 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: 802e9c628241c652379c3bbd7877bc6b7a9947f1364ed3b0ddca4c072ac7bbfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdd4284117d326a313b17d51fbed443051b2644d2abdf1a6eab49860b6f5b90c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-05-21T19:55:03Z",
    "title_canon_sha256": "fd08cf119df1588ef5e5a531463dac3a7ebcd3b93c9b44b5aa8658cfdcf54026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06693",
    "kind": "arxiv",
    "version": 1
  }
}