Pith Number

pith:MMQ67DTR

pith:2018:MMQ67DTRPL3P65BRIT4HE7KCLG

not attested not anchored not stored refs pending

Stack-Pointer Networks for Dependency Parsing

Eduard Hovy, Graham Neubig, Jingzhou Liu, Nanyun Peng, Xuezhe Ma, Zecong Hu

arxiv:1805.01087 v1 · 2018-05-03 · 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{MMQ67DTRPL3P65BRIT4HE7KCLG}

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	2026-05-18T00:16:52.606125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6321ef8e717af6ff743144f8727d4259a6e2da1c0a15d07a8186f5e0e2fffa48

Aliases

arxiv: 1805.01087 · arxiv_version: 1805.01087v1 · doi: 10.48550/arxiv.1805.01087 · pith_short_12: MMQ67DTRPL3P · pith_short_16: MMQ67DTRPL3P65BR · pith_short_8: MMQ67DTR

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/MMQ67DTRPL3P65BRIT4HE7KCLG \
  | 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: 6321ef8e717af6ff743144f8727d4259a6e2da1c0a15d07a8186f5e0e2fffa48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e2ec5fa3db536c3db60ada12343c8288826963ce65c4a8ab61c1d0320cafa9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-03T02:23:28Z",
    "title_canon_sha256": "87ac738dacac2aed584e3d177959f1c41bf9b3cd4b26bc6dc681f34fd1a51eb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01087",
    "kind": "arxiv",
    "version": 1
  }
}