Pith Number

pith:K77O2URK

pith:2020:K77O2URKZ2TL73BS7VUZLBYYP4

not attested not anchored not stored refs pending

IART: Intent-aware Response Ranking with Transformers in Information-seeking Conversation Systems

Cen Chen, Chen Qu, Haiqing Chen, Jiafeng Guo, Liu Yang, Minghui Qiu, W. Bruce Croft, Yongfeng Zhang

arxiv:2002.00571 v1 · 2020-02-03 · cs.IR · 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{K77O2URKZ2TL73BS7VUZLBYYP4}

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	2026-07-05T00:38:36.790075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57feed522acea6bfec32fd699587187f0d8f08c3064aa0559dabd0084381cc05

Aliases

arxiv: 2002.00571 · arxiv_version: 2002.00571v1 · doi: 10.48550/arxiv.2002.00571 · pith_short_12: K77O2URKZ2TL · pith_short_16: K77O2URKZ2TL73BS · pith_short_8: K77O2URK

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/K77O2URKZ2TL73BS7VUZLBYYP4 \
  | 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: 57feed522acea6bfec32fd699587187f0d8f08c3064aa0559dabd0084381cc05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "501dc37b867ddac31c3ef20609ba78ba9dc6cd74412826d07c7185a278feb0bd",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-02-03T05:59:52Z",
    "title_canon_sha256": "14d85ba10aa17db3b7828f4e05fa3506f2927bce9a6f026f883c60f4cb03bfbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00571",
    "kind": "arxiv",
    "version": 1
  }
}