Pith Number

pith:KKSG5ESS

pith:2025:KKSG5ESSDNBGPNBORQ6RLNFFEU

not attested not anchored not stored refs pending

COLA-GEC: A Bidirectional Framework for Enhancing Grammatical Acceptability and Error Correction

Xiangyu Yang, Xinying Qiu

arxiv:2507.11867 v1 · 2025-07-16 · 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{KKSG5ESSDNBGPNBORQ6RLNFFEU}

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	2026-07-05T11:37:52.390325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52a46e92521b4267b42e8c3d15b4a525132478b1bc11ee71c9d15235849564de

Aliases

arxiv: 2507.11867 · arxiv_version: 2507.11867v1 · doi: 10.48550/arxiv.2507.11867 · pith_short_12: KKSG5ESSDNBG · pith_short_16: KKSG5ESSDNBGPNBO · pith_short_8: KKSG5ESS

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/KKSG5ESSDNBGPNBORQ6RLNFFEU \
  | 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: 52a46e92521b4267b42e8c3d15b4a525132478b1bc11ee71c9d15235849564de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7deea4e73202ab03a554aecba89f20a566a175cc70d83a9344e6b8ea81cdd56",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-16T03:29:05Z",
    "title_canon_sha256": "c9bbd6b42dba363180c4c371340f5a135a254864be77cf67b44dc256d1545dc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11867",
    "kind": "arxiv",
    "version": 1
  }
}