Pith Number

pith:BJNI3MWQ

pith:2021:BJNI3MWQHXOKL4SDI57LWY5U4P

not attested not anchored not stored refs pending

Match Your Words! A Study of Lexical Matching in Neural Information Retrieval

Benjamin Piwowarski, St\'ephane Clinchant, Thibault Formal

arxiv:2112.05662 v2 · 2021-12-10 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJNI3MWQHXOKL4SDI57LWY5U4P}

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	2026-07-05T03:40:06.273459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a5a8db2d03ddca5f243477ebb63b4e3f10c30c3e619193b1c0a5e06a0f19338

Aliases

arxiv: 2112.05662 · arxiv_version: 2112.05662v2 · doi: 10.48550/arxiv.2112.05662 · pith_short_12: BJNI3MWQHXOK · pith_short_16: BJNI3MWQHXOKL4SD · pith_short_8: BJNI3MWQ

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/BJNI3MWQHXOKL4SDI57LWY5U4P \
  | 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: 0a5a8db2d03ddca5f243477ebb63b4e3f10c30c3e619193b1c0a5e06a0f19338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d0713af550f030a942ebe410ddde4a8624f546af8dd8f4b04066612ab08b96f",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-12-10T16:49:49Z",
    "title_canon_sha256": "7d51387273cc07032825ee37cca0775bba6d59d72bddb02ca4e13c5d40541d2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05662",
    "kind": "arxiv",
    "version": 2
  }
}