Pith Number

pith:C552HDCB

pith:2021:C552HDCB6AMCY2EAUBH7YXZ5W7

not attested not anchored not stored refs pending

XLM-K: Improving Cross-Lingual Language Model Pre-training with Multilingual Knowledge

Nan Duan, Weizhu Chen, Xiaoze Jiang, Yaobo Liang

arxiv:2109.12573 v3 · 2021-09-26 · 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{C552HDCB6AMCY2EAUBH7YXZ5W7}

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	2026-07-05T04:17:17.171936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

177ba38c41f0182c6880a04ffc5f3db7eba08d9821c9f1abbc0581512b9c1eda

Aliases

arxiv: 2109.12573 · arxiv_version: 2109.12573v3 · doi: 10.48550/arxiv.2109.12573 · pith_short_12: C552HDCB6AMC · pith_short_16: C552HDCB6AMCY2EA · pith_short_8: C552HDCB

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/C552HDCB6AMCY2EAUBH7YXZ5W7 \
  | 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: 177ba38c41f0182c6880a04ffc5f3db7eba08d9821c9f1abbc0581512b9c1eda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31bde00b18eb6cc69dda8cbb028806c1ff87310ab85821d85b296afef0a3cf10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-26T11:46:20Z",
    "title_canon_sha256": "0e2bd5a6971ca372c43c9ac2ebff2f1ee4cedbde2bc238094420364aeebe0737"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12573",
    "kind": "arxiv",
    "version": 3
  }
}