Pith Number

pith:HF2BEU5Z

pith:2019:HF2BEU5ZIKGEQ5T75SN4KXC5V3

not attested not anchored not stored refs pending

Learning a Matching Model with Co-teaching for Multi-turn Response Selection in Retrieval-based Dialogue Systems

Chongyang Tao, Dongyan Zhao, Jiazhan Feng, Rui Yan, Wei Wu, Yansong Feng

arxiv:1906.04413 v1 · 2019-06-11 · 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{HF2BEU5ZIKGEQ5T75SN4KXC5V3}

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	2026-05-17T23:43:39.348015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39741253b9428c48767fec9bc55c5daefbf3fee732a529898e641de83087db0b

Aliases

arxiv: 1906.04413 · arxiv_version: 1906.04413v1 · doi: 10.48550/arxiv.1906.04413 · pith_short_12: HF2BEU5ZIKGE · pith_short_16: HF2BEU5ZIKGEQ5T7 · pith_short_8: HF2BEU5Z

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/HF2BEU5ZIKGEQ5T75SN4KXC5V3 \
  | 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: 39741253b9428c48767fec9bc55c5daefbf3fee732a529898e641de83087db0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d7af3cb4c86d0ef186d95c11ea6fd61eabbe5754346b514b0ce58f765c0d3c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-11T06:55:04Z",
    "title_canon_sha256": "08282cddfaa10f5b76a8d5627a0f31527dc7ec2920c532617a5e089e81b3b51e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04413",
    "kind": "arxiv",
    "version": 1
  }
}