Pith Number

pith:U32ILPHT

pith:2019:U32ILPHTC4M5QSEYWADAQCZJUJ

not attested not anchored not stored refs pending

The Impact of Preprocessing on Arabic-English Statistical and Neural Machine Translation

Amjad Almahairi, Mai Oudah, Nizar Habash

arxiv:1906.11751 v1 · 2019-06-27 · 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{U32ILPHTC4M5QSEYWADAQCZJUJ}

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	2026-05-17T23:42:03.882405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f485bcf31719d84898b006080b29a27aa7fc6d6475d1fa915b1d5c2176aa7e

Aliases

arxiv: 1906.11751 · arxiv_version: 1906.11751v1 · doi: 10.48550/arxiv.1906.11751 · pith_short_12: U32ILPHTC4M5 · pith_short_16: U32ILPHTC4M5QSEY · pith_short_8: U32ILPHT

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/U32ILPHTC4M5QSEYWADAQCZJUJ \
  | 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: a6f485bcf31719d84898b006080b29a27aa7fc6d6475d1fa915b1d5c2176aa7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5fe6b565ce21a6f1dcf2e5eca46b3a1a09a2ad94b102a39117fc3d2a74476f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-27T15:53:58Z",
    "title_canon_sha256": "4773e775e84b49c636b172fcb372d6ee0e82c4027e5907a36b197a400cac9fbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11751",
    "kind": "arxiv",
    "version": 1
  }
}