Pith Number

pith:DRVFGVDT

pith:2017:DRVFGVDTFZQUZOHTWSBCQ2EHU6

not attested not anchored not stored refs pending

Improving Document Clustering by Eliminating Unnatural Language

James Allan, Jinho D. Choi, Myungha Jang

arxiv:1703.05706 v2 · 2017-03-16 · cs.IR · 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{DRVFGVDTFZQUZOHTWSBCQ2EHU6}

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	2026-05-18T00:48:32.165725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c6a5354732e614cb8f3b482286887a7abc6f32f0f527f1e84a627d3de6d057e

Aliases

arxiv: 1703.05706 · arxiv_version: 1703.05706v2 · doi: 10.48550/arxiv.1703.05706 · pith_short_12: DRVFGVDTFZQU · pith_short_16: DRVFGVDTFZQUZOHT · pith_short_8: DRVFGVDT

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/DRVFGVDTFZQUZOHTWSBCQ2EHU6 \
  | 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: 1c6a5354732e614cb8f3b482286887a7abc6f32f0f527f1e84a627d3de6d057e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a27091577acaea45b36d8b05e81435b233104635e088e1949da23ee72e437787",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-03-16T16:32:06Z",
    "title_canon_sha256": "5b4b6a565a7dd6029486595e6f1e1a32384ffcc2450a48cb11353515a3b970a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05706",
    "kind": "arxiv",
    "version": 2
  }
}