Pith Number

pith:4SUEZZ6S

pith:2009:4SUEZZ6SKYVAFLNSOCG6H6U5LL

not attested not anchored not stored refs pending

A Discourse-based Approach in Text-based Machine Translation

Kyung Sup Kwak, M.A. Khan, Sana Ullah

arxiv:0911.1516 v2 · 2009-11-08 · 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{4SUEZZ6SKYVAFLNSOCG6H6U5LL}

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	2026-07-04T17:32:24.016438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a84ce7d2562a02adb2708de3fa9d5ac441534d3c5c663b7802240524e18996

Aliases

arxiv: 0911.1516 · arxiv_version: 0911.1516v2 · doi: 10.48550/arxiv.0911.1516 · pith_short_12: 4SUEZZ6SKYVA · pith_short_16: 4SUEZZ6SKYVAFLNS · pith_short_8: 4SUEZZ6S

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/4SUEZZ6SKYVAFLNSOCG6H6U5LL \
  | 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: e4a84ce7d2562a02adb2708de3fa9d5ac441534d3c5c663b7802240524e18996

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316d32ecba5c8970b9397ab3d5618488b4da68d4b7a510cc92dee631e9c8dade",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2009-11-08T10:57:04Z",
    "title_canon_sha256": "0c989e45d87a84829e88d5d848613cdee338a970b313d492f4b54458484fe55c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1516",
    "kind": "arxiv",
    "version": 2
  }
}