Pith Number

pith:53FOKXZZ

pith:2017:53FOKXZZSUJ3ZGMYC4IOVEVGZF

not attested not anchored not stored refs pending

Learning to Rank Question-Answer Pairs using Hierarchical Recurrent Encoder with Latent Topic Clustering

Joongbo Shin, Kyomin Jung, Seunghyun Yoon

arxiv:1710.03430 v3 · 2017-10-10 · 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{53FOKXZZSUJ3ZGMYC4IOVEVGZF}

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	2026-05-18T00:19:03.343984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eecae55f399513bc99981710ea92a6c951d32e98f7b08cc5ede3209a27d8229a

Aliases

arxiv: 1710.03430 · arxiv_version: 1710.03430v3 · doi: 10.48550/arxiv.1710.03430 · pith_short_12: 53FOKXZZSUJ3 · pith_short_16: 53FOKXZZSUJ3ZGMY · pith_short_8: 53FOKXZZ

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/53FOKXZZSUJ3ZGMYC4IOVEVGZF \
  | 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: eecae55f399513bc99981710ea92a6c951d32e98f7b08cc5ede3209a27d8229a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edfa030b70447ba01936126a01928d10a3db85682932f7324b13465639a1f105",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-10-10T07:26:50Z",
    "title_canon_sha256": "8efb6efd89b6d2bf6d55ae71350f5d47c7ca5fba3aa4cae3bc815159fd1a23b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03430",
    "kind": "arxiv",
    "version": 3
  }
}