Pith Number

pith:3TNFYTZV

pith:2011:3TNFYTZVIY4IHCUQL2DBJV2USP

not attested not anchored not stored refs pending

Statistical Topic Models for Multi-Label Document Classification

America Chambers, Mark Steyvers, Padhraic Smyth, Timothy N. Rubin

arxiv:1107.2462 v2 · 2011-07-13 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TNFYTZVIY4IHCUQL2DBJV2USP}

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	2026-05-18T04:08:34.600985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcda5c4f354638838a905e8614d75493e12a67e80eaf0cf4725113bcc00a155b

Aliases

arxiv: 1107.2462 · arxiv_version: 1107.2462v2 · doi: 10.48550/arxiv.1107.2462 · pith_short_12: 3TNFYTZVIY4I · pith_short_16: 3TNFYTZVIY4IHCUQ · pith_short_8: 3TNFYTZV

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/3TNFYTZVIY4IHCUQL2DBJV2USP \
  | 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: dcda5c4f354638838a905e8614d75493e12a67e80eaf0cf4725113bcc00a155b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b919c45b0ab255483f1e253e33aead4e71e530d9d85e57462b64c369e967e8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-07-13T04:28:32Z",
    "title_canon_sha256": "8e5fcb0f4fe3a9602a20dea6a2209ea6d5bab1455b488603c5c7e9623748bf04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2462",
    "kind": "arxiv",
    "version": 2
  }
}