Pith Number

pith:LEOJKIYT

pith:2016:LEOJKIYT55Y3A5SAO6IMRSD2ZM

not attested not anchored not stored refs pending

Dependency Parsing as Head Selection

Jianpeng Cheng, Mirella Lapata, Xingxing Zhang

arxiv:1606.01280 v4 · 2016-06-03 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEOJKIYT55Y3A5SAO6IMRSD2ZM}

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	2026-05-18T00:54:10.712817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

591c952313ef71b076407790c8c87acb0e6dd027e370928f7eeeb437fd85d50b

Aliases

arxiv: 1606.01280 · arxiv_version: 1606.01280v4 · doi: 10.48550/arxiv.1606.01280 · pith_short_12: LEOJKIYT55Y3 · pith_short_16: LEOJKIYT55Y3A5SA · pith_short_8: LEOJKIYT

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/LEOJKIYT55Y3A5SAO6IMRSD2ZM \
  | 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: 591c952313ef71b076407790c8c87acb0e6dd027e370928f7eeeb437fd85d50b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "058403d931cbc50926c97753db309872840817f2bcb663f9f1d10ef871878fd7",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-06-03T21:27:03Z",
    "title_canon_sha256": "70f955571aada7c68c744eb28988ee7ae01730c48ef8c05801080d4a924aab77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01280",
    "kind": "arxiv",
    "version": 4
  }
}