Pith Number

pith:CUUEPZQ2

pith:2019:CUUEPZQ2IF4NKJ2BSBVRCMUZCD

not attested not anchored not stored refs pending

Mimicking Human Process: Text Representation via Latent Semantic Clustering for Classification

Chongyang Tao, Mingrui Wu, Rui Yan, Xiaoye Tan

arxiv:1906.07525 v1 · 2019-06-18 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUUEPZQ2IF4NKJ2BSBVRCMUZCD}

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	2026-05-17T23:43:07.636799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

152847e61a4178d52741906b11329910dc8b328d319525051434b4ae99ddcfa5

Aliases

arxiv: 1906.07525 · arxiv_version: 1906.07525v1 · doi: 10.48550/arxiv.1906.07525 · pith_short_12: CUUEPZQ2IF4N · pith_short_16: CUUEPZQ2IF4NKJ2B · pith_short_8: CUUEPZQ2

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/CUUEPZQ2IF4NKJ2BSBVRCMUZCD \
  | 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: 152847e61a4178d52741906b11329910dc8b328d319525051434b4ae99ddcfa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2a6840867b33a7ff76a585fadf3abf4ddbbff2ef55bf475edf53015ddad4a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-18T12:27:25Z",
    "title_canon_sha256": "de6cc9bd830cad3885dc4009a4dd8c97b7fa0d6958858c4b5ec25d3c8fef65fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07525",
    "kind": "arxiv",
    "version": 1
  }
}