Pith Number

pith:XY4MZD4F

pith:2013:XY4MZD4F6YUJNN3UPNDJTB77KB

not attested not anchored not stored refs pending

Query Expansion Using Term Distribution and Term Association

Dipasree Pal, Kalyankumar Datta, Mandar Mitra

arxiv:1303.0667 v1 · 2013-03-04 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XY4MZD4F6YUJNN3UPNDJTB77KB}

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	2026-05-18T03:31:55.284247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be38cc8f85f62896b7747b469987ff5065fa4d554f898011eca0bb104bbca400

Aliases

arxiv: 1303.0667 · arxiv_version: 1303.0667v1 · doi: 10.48550/arxiv.1303.0667 · pith_short_12: XY4MZD4F6YUJ · pith_short_16: XY4MZD4F6YUJNN3U · pith_short_8: XY4MZD4F

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/XY4MZD4F6YUJNN3UPNDJTB77KB \
  | 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: be38cc8f85f62896b7747b469987ff5065fa4d554f898011eca0bb104bbca400

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a72986780e4007eeb8e8a58bcb88d5bbb59c830fc5e9fe1d773b5025e1a0a7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2013-03-04T10:34:41Z",
    "title_canon_sha256": "8e3ad5276013fc8774796d64f3a7e17a126f7cfa93e598ece263f44ad05e3873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0667",
    "kind": "arxiv",
    "version": 1
  }
}