Pith Number

pith:JQJLHU5M

pith:2016:JQJLHU5MHTNXOSSDRF6A4AAFR2

not attested not anchored not stored refs pending

Dependency Parsing with LSTMs: An Empirical Evaluation

Adhiguna Kuncoro, Kevin Duh, Yuichiro Sawai, Yuji Matsumoto

arxiv:1604.06529 v2 · 2016-04-22 · cs.CL · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQJLHU5MHTNXOSSDRF6A4AAFR2}

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	2026-05-18T01:11:40.929008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c12b3d3ac3cdb774a43897c0e00058eb3831fee81fff03cf48d11e4971cc4ab

Aliases

arxiv: 1604.06529 · arxiv_version: 1604.06529v2 · doi: 10.48550/arxiv.1604.06529 · pith_short_12: JQJLHU5MHTNX · pith_short_16: JQJLHU5MHTNXOSSD · pith_short_8: JQJLHU5M

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/JQJLHU5MHTNXOSSDRF6A4AAFR2 \
  | 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: 4c12b3d3ac3cdb774a43897c0e00058eb3831fee81fff03cf48d11e4971cc4ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a512ae3e60fec5624b974398471e7eab0bff7a9a649d201b53f7a11adf5f3a9",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-04-22T03:20:24Z",
    "title_canon_sha256": "c5102d8e6e6880c3329a0f6e5daca9b26d7243d1b73ac10dcd3e9134ea3e4ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06529",
    "kind": "arxiv",
    "version": 2
  }
}