Pith Number

pith:KLW3RBGO

pith:2016:KLW3RBGON7J4AQTSOJVHT76G3R

not attested not anchored not stored refs pending

Document Filtering for Long-tail Entities

Edgar Meij, Maarten de Rijke, Ridho Reinanda

arxiv:1609.04281 v1 · 2016-09-14 · 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{KLW3RBGON7J4AQTSOJVHT76G3R}

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	2026-05-18T01:04:38.399843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52edb884ce6fd3c04272726a79ffc6dc7c5f2a549ddc333d3a14eaa24d1cda2a

Aliases

arxiv: 1609.04281 · arxiv_version: 1609.04281v1 · doi: 10.48550/arxiv.1609.04281 · pith_short_12: KLW3RBGON7J4 · pith_short_16: KLW3RBGON7J4AQTS · pith_short_8: KLW3RBGO

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/KLW3RBGON7J4AQTSOJVHT76G3R \
  | 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: 52edb884ce6fd3c04272726a79ffc6dc7c5f2a549ddc333d3a14eaa24d1cda2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8229b8b419fe4a0dc74c3cd479ed8b9c4538ac28a1a3f422a51b7699dc695195",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-09-14T14:09:20Z",
    "title_canon_sha256": "25ff426d466841cfa652a1f07f0cb49ce56cd8610b6d021428a3f72668c2917a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04281",
    "kind": "arxiv",
    "version": 1
  }
}