Pith Number

pith:O3LRCJKK

pith:2020:O3LRCJKKISJMVLQQPJINLTGONZ

not attested not anchored not stored refs pending

Ultra-Fast, Low-Storage, Highly Effective Coarse-grained Selection in Retrieval-based Chatbot by Using Deep Semantic Hashing

Heyan Huang, Tian Lan, Wei Wei, Xian-Ling Mao, Xiaoyan Gao

arxiv:2012.09647 v2 · 2020-12-17 · 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{O3LRCJKKISJMVLQQPJINLTGONZ}

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	2026-07-05T02:00:34.178302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d711254a4492caae107a50d5ccce6e7bad1290fd2d61a3bf69627d788d2df0

Aliases

arxiv: 2012.09647 · arxiv_version: 2012.09647v2 · doi: 10.48550/arxiv.2012.09647 · pith_short_12: O3LRCJKKISJM · pith_short_16: O3LRCJKKISJMVLQQ · pith_short_8: O3LRCJKK

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/O3LRCJKKISJMVLQQPJINLTGONZ \
  | 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: 76d711254a4492caae107a50d5ccce6e7bad1290fd2d61a3bf69627d788d2df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5c3a2302e5278f88b9cd11881301e3f8bb35d56a1e21e0c8ceedc7900be0630",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-17T14:54:59Z",
    "title_canon_sha256": "0070993d19ee24730ff5c8b98e7ec20ace0f1ecf11717f6ae1393354b75b87ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.09647",
    "kind": "arxiv",
    "version": 2
  }
}