Pith Number

pith:FUM7WHHO

pith:2021:FUM7WHHOSVFISTCQKVCVOY73ZK

not attested not anchored not stored refs pending

VSEC: Transformer-based Model for Vietnamese Spelling Correction

Dinh Hieu Vo, Dinh-Truong Do, Ha Thanh Nguyen, Thang Ngoc Bui

arxiv:2111.00640 v2 · 2021-11-01 · 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{FUM7WHHOSVFISTCQKVCVOY73ZK}

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	2026-07-05T03:30:17.202475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d19fb1cee954a894c5055455763fbcab381e5096e3276f53133a3c9fbc6285f

Aliases

arxiv: 2111.00640 · arxiv_version: 2111.00640v2 · doi: 10.48550/arxiv.2111.00640 · pith_short_12: FUM7WHHOSVFI · pith_short_16: FUM7WHHOSVFISTCQ · pith_short_8: FUM7WHHO

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/FUM7WHHOSVFISTCQKVCVOY73ZK \
  | 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: 2d19fb1cee954a894c5055455763fbcab381e5096e3276f53133a3c9fbc6285f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2dc18ef4edd867443c68900b1c3a98d9f48060574315f3b846373edbf8bf3ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-01T00:55:32Z",
    "title_canon_sha256": "b453abe13570ce68e649b536410e60743a66ec126cae19d6c6e5c45ec2b22ce1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.00640",
    "kind": "arxiv",
    "version": 2
  }
}