Pith Number

pith:DPIVV2Y3

pith:2020:DPIVV2Y3U636QXRIWPSRMJHJ7K

not attested not anchored not stored refs pending

Extracting Headless MWEs from Dependency Parse Trees: Parsing, Tagging, and Joint Modeling Approaches

Lillian Lee, Tianze Shi

arxiv:2005.03035 v1 · 2020-05-06 · 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{DPIVV2Y3U636QXRIWPSRMJHJ7K}

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	2026-07-05T01:01:04.645941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bd15aeb1ba7b7e85e28b3e51624e9fa846567492060b834ebaab943d23f1643

Aliases

arxiv: 2005.03035 · arxiv_version: 2005.03035v1 · doi: 10.48550/arxiv.2005.03035 · pith_short_12: DPIVV2Y3U636 · pith_short_16: DPIVV2Y3U636QXRI · pith_short_8: DPIVV2Y3

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/DPIVV2Y3U636QXRIWPSRMJHJ7K \
  | 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: 1bd15aeb1ba7b7e85e28b3e51624e9fa846567492060b834ebaab943d23f1643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e13768ee4dac962c5b2c0d0fdc3b77fcaec4e33f01db4b5ecb3c760e679347be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-06T18:00:04Z",
    "title_canon_sha256": "37f416cf84609d7d1f224bab38412a9d0a6ac46332eaa6979caf3f1b60cf3b39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.03035",
    "kind": "arxiv",
    "version": 1
  }
}