Pith Number

pith:BUTDHUME

pith:2017:BUTDHUMEY2CQUQZQH6HWBCITID

not attested not anchored not stored refs pending

Improving Text Normalization by Optimizing Nearest Neighbor Matching

Asim Karim, Salman Ahmad Ansari, Usman Zafar

arxiv:1712.09518 v1 · 2017-12-27 · 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{BUTDHUMEY2CQUQZQH6HWBCITID}

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	2026-05-18T00:27:08.102064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d2633d184c6850a43303f8f60891340f85da2e245f435ed419daf207cbc1278

Aliases

arxiv: 1712.09518 · arxiv_version: 1712.09518v1 · doi: 10.48550/arxiv.1712.09518 · pith_short_12: BUTDHUMEY2CQ · pith_short_16: BUTDHUMEY2CQUQZQ · pith_short_8: BUTDHUME

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/BUTDHUMEY2CQUQZQH6HWBCITID \
  | 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: 0d2633d184c6850a43303f8f60891340f85da2e245f435ed419daf207cbc1278

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f039fe794734552ee088d19a4066254d469e7237fe2e79194e309a5d1e7ace44",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-12-27T08:02:26Z",
    "title_canon_sha256": "bfdd83f24fd66966c18410dfda9d987c3bdd10f1f1020e03614e7a23d8c7ae6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09518",
    "kind": "arxiv",
    "version": 1
  }
}