Pith Number

pith:CH2P4CP3

pith:2012:CH2P4CP3RUAFWGMWIA3K4LATCG

not attested not anchored not stored refs pending

Latent Topic Models for Hypertext

Amit Gruber, Michal Rosen-Zvi, Yair Weiss

arxiv:1206.3254 v1 · 2012-06-13 · cs.IR · cs.CL · 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{CH2P4CP3RUAFWGMWIA3K4LATCG}

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	2026-05-18T03:53:30.993739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f4fe09fb8d005b19964036ae2c1311a06a71e877ea89eb1b17d11c6ae539c9

Aliases

arxiv: 1206.3254 · arxiv_version: 1206.3254v1 · doi: 10.48550/arxiv.1206.3254 · pith_short_12: CH2P4CP3RUAF · pith_short_16: CH2P4CP3RUAFWGMW · pith_short_8: CH2P4CP3

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/CH2P4CP3RUAFWGMWIA3K4LATCG \
  | 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: 11f4fe09fb8d005b19964036ae2c1311a06a71e877ea89eb1b17d11c6ae539c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3178dd87e37c3387c911a5d6ac4c54dbf309d6297ed78c4593c5ac3ef7ac02b",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2012-06-13T15:30:14Z",
    "title_canon_sha256": "90ee6c0ac6ebf1c3075f25539a89dc01c40a34744994bac96f509121d813d9f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.3254",
    "kind": "arxiv",
    "version": 1
  }
}