Pith Number

pith:FV7JOX6B

pith:2020:FV7JOX6BLYINEPJVC3HNI5E3PE

not attested not anchored not stored refs pending

HHH: An Online Medical Chatbot System based on Knowledge Graph and Hierarchical Bi-Directional Attention

Jiamou Liu, Lin Ni, Qiming Bao

arxiv:2002.03140 v1 · 2020-02-08 · 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{FV7JOX6BLYINEPJVC3HNI5E3PE}

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	2026-07-05T00:39:19.374802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d7e975fc15e10d23d3516ced4749b790cb5d4eeb4d92803abc14c44f6d97682

Aliases

arxiv: 2002.03140 · arxiv_version: 2002.03140v1 · doi: 10.48550/arxiv.2002.03140 · pith_short_12: FV7JOX6BLYIN · pith_short_16: FV7JOX6BLYINEPJV · pith_short_8: FV7JOX6B

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/FV7JOX6BLYINEPJVC3HNI5E3PE \
  | 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: 2d7e975fc15e10d23d3516ced4749b790cb5d4eeb4d92803abc14c44f6d97682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0f17291713d93fcdcd11acfda1bca8e2c95fa6cebe839d60e0f7f391b800db3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-02-08T11:06:27Z",
    "title_canon_sha256": "24272839394869ce53a48ab5b9593b437fcf00fff49c175d0634a66ba7d87af0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03140",
    "kind": "arxiv",
    "version": 1
  }
}