Pith Number

pith:HMCTA5F3

pith:2018:HMCTA5F32ZZKAJLH2DFQKKVEYI

not attested not anchored not stored refs pending

What do character-level models learn about morphology? The case of dependency parsing

Adam Lopez, Andreas Grivas, Clara Vania

arxiv:1808.09180 v1 · 2018-08-28 · 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{HMCTA5F32ZZKAJLH2DFQKKVEYI}

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	2026-05-18T00:07:02.098942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b053074bbd672a02567d0cb052aa4c211ff16d4bced1e5d6e96970b252ad6b7

Aliases

arxiv: 1808.09180 · arxiv_version: 1808.09180v1 · doi: 10.48550/arxiv.1808.09180 · pith_short_12: HMCTA5F32ZZK · pith_short_16: HMCTA5F32ZZKAJLH · pith_short_8: HMCTA5F3

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/HMCTA5F32ZZKAJLH2DFQKKVEYI \
  | 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: 3b053074bbd672a02567d0cb052aa4c211ff16d4bced1e5d6e96970b252ad6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "493f4e97a1b8be67747bcb20f15034f04247da017166c4692ba53b84f01c2f59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-28T09:02:48Z",
    "title_canon_sha256": "50a7a71581b88f1b67394157bf200542e70b97a5618e5a0a5de5802555c78dc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09180",
    "kind": "arxiv",
    "version": 1
  }
}