Pith Number

pith:OHM7BJWR

pith:2021:OHM7BJWR6PRXD3P4TMBOIWREG6

not attested not anchored not stored refs pending

Contextual Fine-to-Coarse Distillation for Coarse-grained Response Selection in Open-Domain Conversations

Bartuer Zhou, Biao Cheng, Bolun Yao, Can Xu, Daxin Jiang, Huang Hu, Nan Duan, Wei Chen, Xiaowu Hu, Yeyun Gong, Zhihao Fan, Zhongyu Wei

arxiv:2109.13087 v2 · 2021-09-24 · 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{OHM7BJWR6PRXD3P4TMBOIWREG6}

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	2026-07-05T04:32:51.769086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71d9f0a6d1f3e371edfc9b02e45a243799f72bcbb31d2808ab7d750f104f6a06

Aliases

arxiv: 2109.13087 · arxiv_version: 2109.13087v2 · doi: 10.48550/arxiv.2109.13087 · pith_short_12: OHM7BJWR6PRX · pith_short_16: OHM7BJWR6PRXD3P4 · pith_short_8: OHM7BJWR

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/OHM7BJWR6PRXD3P4TMBOIWREG6 \
  | 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: 71d9f0a6d1f3e371edfc9b02e45a243799f72bcbb31d2808ab7d750f104f6a06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eec799c6f9ec361deb6829a2731838e524f4ccdfbd01d5dbad75e4865b82ad4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-24T08:22:35Z",
    "title_canon_sha256": "44b96fa8b2093f8d9b151d20e6faf9686794a6cc51ae5db0fb93c43bc301f5ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13087",
    "kind": "arxiv",
    "version": 2
  }
}