Pith Number

pith:HUAVWFY5

pith:2018:HUAVWFY5QYON4VQRLBR2NFWDDT

not attested not anchored not stored refs pending

Testing Untestable Neural Machine Translation: An Industrial Case

Changrong Zhang, Dian Liu, Pinjia He, Qinsong Zeng, Tao Xie, Wei Yang, Wenyu Wang, Wujie Zheng, Yuetang Deng

arxiv:1807.02340 v2 · 2018-07-06 · cs.CL · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUAVWFY5QYON4VQRLBR2NFWDDT}

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	2026-05-18T00:04:12.741769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d015b171d861cde56115863a696c31ccd9f8d9dd975f930dd218688f40c5eb1

Aliases

arxiv: 1807.02340 · arxiv_version: 1807.02340v2 · doi: 10.48550/arxiv.1807.02340 · pith_short_12: HUAVWFY5QYON · pith_short_16: HUAVWFY5QYON4VQR · pith_short_8: HUAVWFY5

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/HUAVWFY5QYON4VQRLBR2NFWDDT \
  | 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: 3d015b171d861cde56115863a696c31ccd9f8d9dd975f930dd218688f40c5eb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8150aa30e0c1bb79bd177e851153d8fb588b68f55574cfbdf8f54399cbc1f361",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-07-06T10:17:44Z",
    "title_canon_sha256": "cccd2a062e5e6b455be3699d3f193e6d0febc151d7631fa7ae933b086a40256b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02340",
    "kind": "arxiv",
    "version": 2
  }
}