Pith Number

pith:5XQMHO5G

pith:2015:5XQMHO5GXKRBIEQ6ZHGOCEEQ3Y

not attested not anchored not stored refs pending

Using Linear Dynamical Topic Model for Inferring Temporal Social Correlation in Latent Space

Ee-Peng Lim, Freddy Chong Tat Chua, Richard J. Oentaryo

arxiv:1501.01270 v1 · 2015-01-06 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5XQMHO5GXKRBIEQ6ZHGOCEEQ3Y}

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	2026-05-18T02:29:59.982619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ede0c3bba6baa214121ec9cce11090de0d029f8558b017dced342e1fd2ce6bb5

Aliases

arxiv: 1501.01270 · arxiv_version: 1501.01270v1 · doi: 10.48550/arxiv.1501.01270 · pith_short_12: 5XQMHO5GXKRB · pith_short_16: 5XQMHO5GXKRBIEQ6 · pith_short_8: 5XQMHO5G

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/5XQMHO5GXKRBIEQ6ZHGOCEEQ3Y \
  | 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: ede0c3bba6baa214121ec9cce11090de0d029f8558b017dced342e1fd2ce6bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47de00dff770fb3484756d151373d3570821276a62e92ffc6c309607abfe27dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-01-06T19:21:24Z",
    "title_canon_sha256": "6e2acdf49fc0e8b09599d89b9663ae4e2080c62ccd0041b25319db1c9c69cd3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01270",
    "kind": "arxiv",
    "version": 1
  }
}