Pith Number

pith:XTVFLLMI

pith:2018:XTVFLLMIV6EBLITKE6CU7S2X4F

not attested not anchored not stored refs pending

Modeling Topical Coherence in Discourse without Supervision

Abhijit Mishra, Disha Shrivastava, Karthik Sankaranarayanan

arxiv:1809.00410 v1 · 2018-09-02 · cs.CL · cs.AI · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTVFLLMIV6EBLITKE6CU7S2X4F}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:35.291757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcea55ad88af8815a26a27854fcb57e174744170b2c2ab3fd3fb9e307fa59e8e

Aliases

arxiv: 1809.00410 · arxiv_version: 1809.00410v1 · doi: 10.48550/arxiv.1809.00410 · pith_short_12: XTVFLLMIV6EB · pith_short_16: XTVFLLMIV6EBLITK · pith_short_8: XTVFLLMI

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/XTVFLLMIV6EBLITKE6CU7S2X4F \
  | 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: bcea55ad88af8815a26a27854fcb57e174744170b2c2ab3fd3fb9e307fa59e8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bbc82aa6ac2fd00c4cfe150748a1789df92ab1210fd15f3ad2bc59c1fce6c55",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-02T23:49:31Z",
    "title_canon_sha256": "e9a3f604dc540b6375007d9131d98cd3e99b9ee73472e267e5f6f120b66c1271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00410",
    "kind": "arxiv",
    "version": 1
  }
}