Pith Number

pith:QHLEFFQD

pith:2021:QHLEFFQDZR2B6NSVWG7HOSTKQO

not attested not anchored not stored refs pending

Sequence-to-Sequence Lexical Normalization with Multilingual Transformers

Adrian Cosma, Ana-Maria Bucur, Liviu P. Dinu

arxiv:2110.02869 v3 · 2021-10-06 · 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{QHLEFFQDZR2B6NSVWG7HOSTKQO}

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	2026-07-05T03:22:02.796676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81d6429603cc741f3655b1be774a6a838b06312a897089b3733f635de6e2e2a8

Aliases

arxiv: 2110.02869 · arxiv_version: 2110.02869v3 · doi: 10.48550/arxiv.2110.02869 · pith_short_12: QHLEFFQDZR2B · pith_short_16: QHLEFFQDZR2B6NSV · pith_short_8: QHLEFFQD

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/QHLEFFQDZR2B6NSVWG7HOSTKQO \
  | 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: 81d6429603cc741f3655b1be774a6a838b06312a897089b3733f635de6e2e2a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291fe65e0c4879f7625446b6b0cc18f0284971c2c6882d75c9c9e113a29a6c12",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-10-06T15:53:20Z",
    "title_canon_sha256": "885fa7fbe6d97aeecbe8e54b6323564864fa367b42dfdf0827e4502be7b6b739"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02869",
    "kind": "arxiv",
    "version": 3
  }
}