Pith Number

pith:RAPNVB5A

pith:2019:RAPNVB5ARZKY6LYLB2GEIJAVZP

not attested not anchored not stored refs pending

Duality Regularization for Unsupervised Bilingual Lexicon Induction

Hailong Cao, Tiejun Zhao, Xuefeng Bai, Yue Zhang

arxiv:1909.01013 v2 · 2019-09-03 · 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{RAPNVB5ARZKY6LYLB2GEIJAVZP}

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	2026-07-05T05:03:48.423337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

881eda87a08e558f2f0b0e8c442415cbd5902598f8137eacc3db131c4fed54d8

Aliases

arxiv: 1909.01013 · arxiv_version: 1909.01013v2 · doi: 10.48550/arxiv.1909.01013 · pith_short_12: RAPNVB5ARZKY · pith_short_16: RAPNVB5ARZKY6LYL · pith_short_8: RAPNVB5A

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/RAPNVB5ARZKY6LYLB2GEIJAVZP \
  | 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: 881eda87a08e558f2f0b0e8c442415cbd5902598f8137eacc3db131c4fed54d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40ce791278b89ffbea865a95956b2ee476341764f93658cd530d884bbe4e5d79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-09-03T09:22:11Z",
    "title_canon_sha256": "39c61e30a37a241b85bc6179e42a7bf710d57e23a17f285d858cce64924313a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01013",
    "kind": "arxiv",
    "version": 2
  }
}