Pith Number

pith:MYYIOPP3

pith:2021:MYYIOPP3BQDYRBMHJR6EJETE6U

not attested not anchored not stored refs pending

WeChat Neural Machine Translation Systems for WMT21

Ernan Li, Fandong Meng, Jie Zhou, Jinan Xu, Peng Li, Qiu Ran, Xianfeng Zeng, Yijin Liu

arxiv:2108.02401 v2 · 2021-08-05 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYYIOPP3BQDYRBMHJR6EJETE6U}

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	2026-07-05T03:13:31.641731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6630873dfb0c078885874c7c449264f50f9689c053fef7cfd1de395f3e085502

Aliases

arxiv: 2108.02401 · arxiv_version: 2108.02401v2 · doi: 10.48550/arxiv.2108.02401 · pith_short_12: MYYIOPP3BQDY · pith_short_16: MYYIOPP3BQDYRBMH · pith_short_8: MYYIOPP3

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/MYYIOPP3BQDYRBMHJR6EJETE6U \
  | 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: 6630873dfb0c078885874c7c449264f50f9689c053fef7cfd1de395f3e085502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ab96c5b543c2ae6836e19a180a690d080ea26ee19e8e1ece8454984226a2eea",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-08-05T06:38:48Z",
    "title_canon_sha256": "3e9839f976d15b4f114133c7b7289176183da3d277426eb084ca1b077d2c9602"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02401",
    "kind": "arxiv",
    "version": 2
  }
}