Pith Number

pith:WLAWZDZB

pith:2017:WLAWZDZBA5XLFXCDFT7IXJXRSN

not attested not anchored not stored refs pending

Deep Multitask Learning for Semantic Dependency Parsing

Hao Peng, Noah A. Smith, Sam Thomson

arxiv:1704.06855 v2 · 2017-04-22 · 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{WLAWZDZBA5XLFXCDFT7IXJXRSN}

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	2026-05-18T00:45:31.846240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2c16c8f21076eb2dc432cfe8ba6f19366a81e0c5eb48412a898b99e39bf7d8e

Aliases

arxiv: 1704.06855 · arxiv_version: 1704.06855v2 · doi: 10.48550/arxiv.1704.06855 · pith_short_12: WLAWZDZBA5XL · pith_short_16: WLAWZDZBA5XLFXCD · pith_short_8: WLAWZDZB

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/WLAWZDZBA5XLFXCDFT7IXJXRSN \
  | 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: b2c16c8f21076eb2dc432cfe8ba6f19366a81e0c5eb48412a898b99e39bf7d8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67f29aec2fd7bfce84999d5f5da88dc11f79dbcaef8be01c2f7433e6274aa285",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-04-22T22:56:04Z",
    "title_canon_sha256": "4c55d5a0d55ca53dd07010c43458ce15a28a00d5ab1a686228a65047db75c190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06855",
    "kind": "arxiv",
    "version": 2
  }
}