Pith Number

pith:XAAAQFB6

pith:2018:XAAAQFB63RLJFZHHANFSJ3LTML

not attested not anchored not stored refs pending

Reference-less Measure of Faithfulness for Grammatical Error Correction

Leshem Choshen, Omri Abend

arxiv:1804.03824 v4 · 2018-04-11 · 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{XAAAQFB63RLJFZHHANFSJ3LTML}

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	2026-05-18T00:16:21.029053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80008143edc5692e4e7034b24ed7362fed5ec9af780ea04231dfdae5181c882

Aliases

arxiv: 1804.03824 · arxiv_version: 1804.03824v4 · doi: 10.48550/arxiv.1804.03824 · pith_short_12: XAAAQFB63RLJ · pith_short_16: XAAAQFB63RLJFZHH · pith_short_8: XAAAQFB6

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/XAAAQFB63RLJFZHHANFSJ3LTML \
  | 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: b80008143edc5692e4e7034b24ed7362fed5ec9af780ea04231dfdae5181c882

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfc41a4f212844e6ff11cf3c4c663d237d4ac5474dd235a2d8bf44485573e6ad",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-11T06:10:48Z",
    "title_canon_sha256": "26fe8ca0537ed34767e7dd23acef035f3a099d524fa4546f8849c90c44ea38f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03824",
    "kind": "arxiv",
    "version": 4
  }
}