Pith Number

pith:NNQ5R535

pith:2019:NNQ5R535VENAT3RP2B25VCXOA7

not attested not anchored not stored refs pending

Cross-Lingual Ability of Multilingual BERT: An Empirical Study

Dan Roth, Karthikeyan K, Stephen Mayhew, Zihan Wang

arxiv:1912.07840 v2 · 2019-12-17 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNQ5R535VENAT3RP2B25VCXOA7}

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	2026-07-05T00:41:01.596672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b61d8f77da91a09ee2fd075da8aee07d837f9fe5feb4a37a047fca7a248a4ec

Aliases

arxiv: 1912.07840 · arxiv_version: 1912.07840v2 · doi: 10.48550/arxiv.1912.07840 · pith_short_12: NNQ5R535VENA · pith_short_16: NNQ5R535VENAT3RP · pith_short_8: NNQ5R535

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/NNQ5R535VENAT3RP2B25VCXOA7 \
  | 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: 6b61d8f77da91a09ee2fd075da8aee07d837f9fe5feb4a37a047fca7a248a4ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c022bc39bb7cf2e91fb9455cf94ae2b828c02ed89a787a1ec305fef5dda2558",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-12-17T06:53:05Z",
    "title_canon_sha256": "a40939425c56bac14f754ba324350eeb6b815f873eeea94207ada320008afd5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07840",
    "kind": "arxiv",
    "version": 2
  }
}