Pith Number

pith:L2235V5C

pith:2017:L2235V5C6JEVCI67DEBE3FV2S4

not attested not anchored not stored refs pending

A Simple and Accurate Syntax-Agnostic Neural Model for Dependency-based Semantic Role Labeling

Anton Frolov, Diego Marcheggiani, Ivan Titov

arxiv:1701.02593 v2 · 2017-01-10 · cs.CL · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2235V5C6JEVCI67DEBE3FV2S4}

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	2026-05-18T00:42:18.826218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5eb5bed7a2f2495123df19024d96ba9718722683864621d7d01ab7ab9965999d

Aliases

arxiv: 1701.02593 · arxiv_version: 1701.02593v2 · doi: 10.48550/arxiv.1701.02593 · pith_short_12: L2235V5C6JEV · pith_short_16: L2235V5C6JEVCI67 · pith_short_8: L2235V5C

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/L2235V5C6JEVCI67DEBE3FV2S4 \
  | 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: 5eb5bed7a2f2495123df19024d96ba9718722683864621d7d01ab7ab9965999d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c747970a1c6be51b54e0b5bfbbfcc7c49db42c0666420ebb317a703080900803",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-01-10T14:01:47Z",
    "title_canon_sha256": "321e3101e617228d2fab2f0b03d6369df3394ea8a7acdab78000cd750f842473"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02593",
    "kind": "arxiv",
    "version": 2
  }
}