Pith Number

pith:G3SO66Y6

pith:2018:G3SO66Y67QHIP55LNARSTJQKSB

not attested not anchored not stored refs pending

A Survey on Expert Recommendation in Community Question Answering

Boualem Benatallah, Chaoran Huang, Lina Yao, Manqing Dong, Xianzhi Wang

arxiv:1807.05540 v1 · 2018-07-15 · cs.SI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G3SO66Y67QHIP55LNARSTJQKSB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:10:36.497842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36e4ef7b1efc0e87f7ab682329a60a905926dbe89df79ac3001199d674d1c569

Aliases

arxiv: 1807.05540 · arxiv_version: 1807.05540v1 · doi: 10.48550/arxiv.1807.05540 · pith_short_12: G3SO66Y67QHI · pith_short_16: G3SO66Y67QHIP55L · pith_short_8: G3SO66Y6

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/G3SO66Y67QHIP55LNARSTJQKSB \
  | 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: 36e4ef7b1efc0e87f7ab682329a60a905926dbe89df79ac3001199d674d1c569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b1d87d9c1e1318c9258f8942a0fed9d25741e76d9d00838073c08732a1f1590",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-07-15T12:42:28Z",
    "title_canon_sha256": "64b32bf151f1d58fa19cc0d4dc7f8158edd818973f069cf3374bfc8e4ac38032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05540",
    "kind": "arxiv",
    "version": 1
  }
}