Pith Number

pith:D2PRJSIF

pith:2018:D2PRJSIFPDX6XK4QO6YGHGTYS3

not attested not anchored not stored refs pending

Improving Matching Models with Hierarchical Contextualized Representations for Multi-turn Response Selection

Can Xu, Chongyang Tao, Dongyan Zhao, Rui Yan, Wei Wu, Yansong Feng

arxiv:1808.07244 v2 · 2018-08-22 · 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{D2PRJSIFPDX6XK4QO6YGHGTYS3}

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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	2026-05-17T23:44:22.459095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9f14c90578efebab9077b0639a7896ccadb5e8a5a16ec00c40787f4c847b77

Aliases

arxiv: 1808.07244 · arxiv_version: 1808.07244v2 · doi: 10.48550/arxiv.1808.07244 · pith_short_12: D2PRJSIFPDX6 · pith_short_16: D2PRJSIFPDX6XK4Q · pith_short_8: D2PRJSIF

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/D2PRJSIFPDX6XK4QO6YGHGTYS3 \
  | 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: 1e9f14c90578efebab9077b0639a7896ccadb5e8a5a16ec00c40787f4c847b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20d9608c724ef19cbec0c41e79ef0d332bb66671980e1b7bba66b1a5aadcdb62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-22T06:58:01Z",
    "title_canon_sha256": "fac67d6bc5c3dbe59b280088789480545fbc10990a8c4836e7b0d21e5b8f3461"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07244",
    "kind": "arxiv",
    "version": 2
  }
}