Pith Number

pith:K4BPE5VY

pith:2019:K4BPE5VYM7AOY3LYHB57GELLNL

not attested not anchored not stored refs pending

Data Augmentation via Dependency Tree Morphing for Low-Resource Languages

G\"ozde G\"ul \c{S}ahin, Mark Steedman

arxiv:1903.09460 v1 · 2019-03-22 · 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{K4BPE5VYM7AOY3LYHB57GELLNL}

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	2026-05-17T23:50:39.573227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5702f276b867c0ec6d78387bf3116b6acf6179971eb89a5eccef1458957ba52a

Aliases

arxiv: 1903.09460 · arxiv_version: 1903.09460v1 · doi: 10.48550/arxiv.1903.09460 · pith_short_12: K4BPE5VYM7AO · pith_short_16: K4BPE5VYM7AOY3LY · pith_short_8: K4BPE5VY

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/K4BPE5VYM7AOY3LYHB57GELLNL \
  | 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: 5702f276b867c0ec6d78387bf3116b6acf6179971eb89a5eccef1458957ba52a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b071f9764db131b41d8810bcf4834f49e71da50916c9552728ea1aa3448090",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-03-22T11:55:21Z",
    "title_canon_sha256": "bac7dffad7b8f58d7416ce8c83f45f32eb0998e8d6e7b0cca2e457510f86556b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09460",
    "kind": "arxiv",
    "version": 1
  }
}