Pith Number

pith:4FR3BRGL

pith:2020:4FR3BRGL465CQACU4YR5OKSKNM

not attested not anchored not stored refs pending

Igbo-English Machine Translation: An Evaluation Benchmark

Chinedu Uchechukwu, Ignatius Ezeani, Ikechukwu Onyenwe, Mark Hepple, Paul Rayson

arxiv:2004.00648 v1 · 2020-04-01 · cs.CL · 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{4FR3BRGL465CQACU4YR5OKSKNM}

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	2026-07-05T00:52:19.289962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e163b0c4cbe7ba280054e623d72a4a6b0d517339317b603928600aa2be850e42

Aliases

arxiv: 2004.00648 · arxiv_version: 2004.00648v1 · doi: 10.48550/arxiv.2004.00648 · pith_short_12: 4FR3BRGL465C · pith_short_16: 4FR3BRGL465CQACU · pith_short_8: 4FR3BRGL

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/4FR3BRGL465CQACU4YR5OKSKNM \
  | 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: e163b0c4cbe7ba280054e623d72a4a6b0d517339317b603928600aa2be850e42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "241470f51ba8a5ffd1285a2f9002e289bd0a54c6daa249cdf821137a669a5965",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-01T18:06:21Z",
    "title_canon_sha256": "0665098c9d5e380b9341ba80d8d599195832575a77739b1ce0b16350fa9dd6a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.00648",
    "kind": "arxiv",
    "version": 1
  }
}