Pith Number

pith:IVJQLG3W

pith:2018:IVJQLG3W5DEEJRRLA3GKHYOD5Z

not attested not anchored not stored refs pending

An AMR Aligner Tuned by Transition-based Parser

Bing Qin, Bo Zheng, Ting Liu, Wanxiang Che, Yijia Liu

arxiv:1810.03541 v1 · 2018-10-08 · 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{IVJQLG3W5DEEJRRLA3GKHYOD5Z}

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	2026-05-18T00:03:50.969718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4553059b76e8c844c62b06cca3e1c3ee72d16e45030b1e35e6e51d802ec0f741

Aliases

arxiv: 1810.03541 · arxiv_version: 1810.03541v1 · doi: 10.48550/arxiv.1810.03541 · pith_short_12: IVJQLG3W5DEE · pith_short_16: IVJQLG3W5DEEJRRL · pith_short_8: IVJQLG3W

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/IVJQLG3W5DEEJRRLA3GKHYOD5Z \
  | 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: 4553059b76e8c844c62b06cca3e1c3ee72d16e45030b1e35e6e51d802ec0f741

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "516e28358e0d41f851280a21090cf464a1eb7036bb6c50cceabb892c181e2429",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-08T16:00:50Z",
    "title_canon_sha256": "aeb42c1fee08418de39b81a6a9263ac6f3b9fca716e295f934c0146aa9d047df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03541",
    "kind": "arxiv",
    "version": 1
  }
}