Pith Number

pith:NM5WVF26

pith:2018:NM5WVF26LKSMS2MPNXQOAUNKGS

not attested not anchored not stored refs pending

A Full End-to-End Semantic Role Labeler, Syntax-agnostic Over Syntax-aware?

Hai Zhao, Jiaxun Cai, Shexia He, Zuchao Li

arxiv:1808.03815 v2 · 2018-08-11 · 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{NM5WVF26LKSMS2MPNXQOAUNKGS}

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	2026-05-18T00:08:14.212633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b3b6a975e5aa4c9698f6de0e051aa34831c8e2ceaa17b22cbfad5871dd955b1

Aliases

arxiv: 1808.03815 · arxiv_version: 1808.03815v2 · doi: 10.48550/arxiv.1808.03815 · pith_short_12: NM5WVF26LKSM · pith_short_16: NM5WVF26LKSMS2MP · pith_short_8: NM5WVF26

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/NM5WVF26LKSMS2MPNXQOAUNKGS \
  | 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: 6b3b6a975e5aa4c9698f6de0e051aa34831c8e2ceaa17b22cbfad5871dd955b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3fd8742dab92714e31e1f971adb2ad716daf4a20505ec20885a2ae8f1296169",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-11T14:59:07Z",
    "title_canon_sha256": "4117817e76c2fc7ad933cc30451713cbb1671e8517295d136d0a26523ee99089"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03815",
    "kind": "arxiv",
    "version": 2
  }
}