Pith Number

pith:FGWYRA5M

pith:2024:FGWYRA5MQGII3VKYOP3AK7FCP7

not attested not anchored not stored refs pending

QEQR: An Exploration of Query Expansion Methods for Question Retrieval in CQA Services

Azadeh Shakery, Sajad Movahedi, Yasin Ghafourian

arxiv:2411.15530 v1 · 2024-11-23 · cs.IR · cs.CL · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FGWYRA5MQGII3VKYOP3AK7FCP7}

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	2026-07-05T09:39:36.618082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29ad8883ac81908dd55873f6057ca27fff5225951fcdf229a9d241ddf7d1162c

Aliases

arxiv: 2411.15530 · arxiv_version: 2411.15530v1 · doi: 10.48550/arxiv.2411.15530 · pith_short_12: FGWYRA5MQGII · pith_short_16: FGWYRA5MQGII3VKY · pith_short_8: FGWYRA5M

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/FGWYRA5MQGII3VKYOP3AK7FCP7 \
  | 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: 29ad8883ac81908dd55873f6057ca27fff5225951fcdf229a9d241ddf7d1162c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b34d16689f4ede523f5f1668a85599258eb802bb5b98b1f6eda697e63b2e039b",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-11-23T11:47:03Z",
    "title_canon_sha256": "92298ada5133db413c391f49e7a6e7458e097f36e40649f9b5d54b80d0c0733e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.15530",
    "kind": "arxiv",
    "version": 1
  }
}