Pith Number

pith:RPCOPRLT

pith:2012:RPCOPRLTQUBUDXNPDPRQS763FR

not attested not anchored not stored refs pending

The Author-Topic Model for Authors and Documents

Mark Steyvers, Michal Rosen-Zvi, Padhraic Smyth, Thomas Griffiths

arxiv:1207.4169 v1 · 2012-07-11 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPCOPRLTQUBUDXNPDPRQS763FR}

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.

Cited by

1 paper in Pith

Traditional statistical representations outperform generative AI in identifying expert peer reviewers

Receipt and verification

First computed	2026-05-18T03:50:47.471420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bc4e7c573850341ddaf1be3097fdb2c5884f2ebcbd107150c9d53edfedd995e

Aliases

arxiv: 1207.4169 · arxiv_version: 1207.4169v1 · doi: 10.48550/arxiv.1207.4169 · pith_short_12: RPCOPRLTQUBU · pith_short_16: RPCOPRLTQUBUDXNP · pith_short_8: RPCOPRLT

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/RPCOPRLTQUBUDXNPDPRQS763FR \
  | 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: 8bc4e7c573850341ddaf1be3097fdb2c5884f2ebcbd107150c9d53edfedd995e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "318938d36e94301cb9e31a1e77261024e5c3600f1d9c287869401f2e79dddfec",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2012-07-11T15:05:53Z",
    "title_canon_sha256": "7a678513a6c00218ba1df12da0a9c0dfe89a98b47280623d52296d075bf7348c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4169",
    "kind": "arxiv",
    "version": 1
  }
}