Pith Number

pith:23PUHK4Y

pith:2018:23PUHK4YALBKPP25ZTBO2AIVJL

not attested not anchored not stored refs pending

Learning Robust, Transferable Sentence Representations for Text Classification

Kai-Wei Chang, Nanyun Peng, Wasi Uddin Ahmad, Xueying Bai

arxiv:1810.00681 v1 · 2018-09-28 · 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{23PUHK4YALBKPP25ZTBO2AIVJL}

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	2026-05-18T00:04:25.108309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6df43ab9802c2a7bf5dccc2ed01154acdd2902e9a25c86ccca360c1eab8438b

Aliases

arxiv: 1810.00681 · arxiv_version: 1810.00681v1 · doi: 10.48550/arxiv.1810.00681 · pith_short_12: 23PUHK4YALBK · pith_short_16: 23PUHK4YALBKPP25 · pith_short_8: 23PUHK4Y

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/23PUHK4YALBKPP25ZTBO2AIVJL \
  | 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: d6df43ab9802c2a7bf5dccc2ed01154acdd2902e9a25c86ccca360c1eab8438b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ce550b956145b920292e063ccfb75ceb019b8359f9c6380c94ef7f72b8f3659",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-28T05:40:20Z",
    "title_canon_sha256": "28981243a33152e886acd0b6c77ca1c47023ab23854eaa00564bae46b6b7bc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00681",
    "kind": "arxiv",
    "version": 1
  }
}