Pith Number

pith:A3VSXEFB

pith:2013:A3VSXEFBISHYH6SD3ASALJMEAD

not attested not anchored not stored refs pending

Factorized Topic Models

Andreas Damianou, Carl Henrik Ek, Cheng Zhang, Hedvig Kjellstrom

arxiv:1301.3461 v7 · 2013-01-15 · cs.LG · cs.CV · 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{A3VSXEFBISHYH6SD3ASALJMEAD}

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	2026-05-18T03:27:22.671020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06eb2b90a1448f83fa43d82405a58400daf1198ab1d672e10dba78353deb4551

Aliases

arxiv: 1301.3461 · arxiv_version: 1301.3461v7 · doi: 10.48550/arxiv.1301.3461 · pith_short_12: A3VSXEFBISHY · pith_short_16: A3VSXEFBISHYH6SD · pith_short_8: A3VSXEFB

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/A3VSXEFBISHYH6SD3ASALJMEAD \
  | 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: 06eb2b90a1448f83fa43d82405a58400daf1198ab1d672e10dba78353deb4551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9f7ebd9be319894bdcd0e81b1cc227741ae7285a02bbd433af61843c335929a",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-15T19:32:20Z",
    "title_canon_sha256": "8fa2c858a997e6a9b23612c280d1d65135721b6e3cb2e9c5fe55ffcff5499deb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3461",
    "kind": "arxiv",
    "version": 7
  }
}