Pith Number

pith:V3WKYNB5

pith:2018:V3WKYNB5TPBZ4JVBCFZ5I5KUZH

not attested not anchored not stored refs pending

Deep Cascade Multi-task Learning for Slot Filling in Online Shopping Assistant

Kenny Q. Zhu, Lu Duan, Muhua Zhu, Wenwu Ou, Xi Chen, Xusheng Luo, Yu Gong, Yu Zhu, Zhao Li

arxiv:1803.11326 v4 · 2018-03-30 · 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{V3WKYNB5TPBZ4JVBCFZ5I5KUZH}

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	2026-05-17T23:47:03.423034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeecac343d9bc39e26a11173d47554c9eb60a47f751fc746b2e3a90d78ec5e49

Aliases

arxiv: 1803.11326 · arxiv_version: 1803.11326v4 · doi: 10.48550/arxiv.1803.11326 · pith_short_12: V3WKYNB5TPBZ · pith_short_16: V3WKYNB5TPBZ4JVB · pith_short_8: V3WKYNB5

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/V3WKYNB5TPBZ4JVBCFZ5I5KUZH \
  | 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: aeecac343d9bc39e26a11173d47554c9eb60a47f751fc746b2e3a90d78ec5e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eec062d53b3f49b878bd048ccc394516dbde3993c521761370c37e9b784fa694",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-03-30T03:49:18Z",
    "title_canon_sha256": "641ca06a73c0449df939cdcde6f26c03f18d30becba43eec01f209d445f713e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11326",
    "kind": "arxiv",
    "version": 4
  }
}