Pith Number

pith:MZHDPNHE

pith:2023:MZHDPNHE5NQGPLP7QA5RCHZG7T

not attested not anchored not stored refs pending

Discovering Mental Health Research Topics with Topic Modeling

Cem Sazara, Xin Gao

arxiv:2308.13569 v1 · 2023-08-25 · cs.CL · 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{MZHDPNHE5NQGPLP7QA5RCHZG7T}

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	2026-07-05T06:44:52.253891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

664e37b4e4eb6067adff803b111f26fcc48f58475cf956942800f5f907bd4a50

Aliases

arxiv: 2308.13569 · arxiv_version: 2308.13569v1 · doi: 10.48550/arxiv.2308.13569 · pith_short_12: MZHDPNHE5NQG · pith_short_16: MZHDPNHE5NQGPLP7 · pith_short_8: MZHDPNHE

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/MZHDPNHE5NQGPLP7QA5RCHZG7T \
  | 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: 664e37b4e4eb6067adff803b111f26fcc48f58475cf956942800f5f907bd4a50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4c057df02d9faba3304f7107346a83c31cd1f460a7b6419cb4d633a643f8ee",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-08-25T05:25:05Z",
    "title_canon_sha256": "bcbdc5f45cb2ad14b298b20d05f3f990e8fc722fae71fda4070a8b0da812a409"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13569",
    "kind": "arxiv",
    "version": 1
  }
}