Pith Number

pith:N35JVD6F

pith:2019:N35JVD6FP555ZR3JUNHVOJALYG

not attested not anchored not stored refs pending

A Survey on Neural Machine Reading Comprehension

Boyu Qiu, Jungang Xu, Xu Chen, Yingfei Sun

arxiv:1906.03824 v1 · 2019-06-10 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N35JVD6FP555ZR3JUNHVOJALYG}

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	2026-05-17T23:43:44.841514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6efa9a8fc57f7bdcc769a34f57240bc1b1320735d5f532c28d7ae8a430623d5c

Aliases

arxiv: 1906.03824 · arxiv_version: 1906.03824v1 · doi: 10.48550/arxiv.1906.03824 · pith_short_12: N35JVD6FP555 · pith_short_16: N35JVD6FP555ZR3J · pith_short_8: N35JVD6F

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/N35JVD6FP555ZR3JUNHVOJALYG \
  | 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: 6efa9a8fc57f7bdcc769a34f57240bc1b1320735d5f532c28d7ae8a430623d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24065a5f37516c695f65e3310a8cee9cb767069ac4fd0ddc5b6eceefbab931df",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-10T07:49:14Z",
    "title_canon_sha256": "13813b069b99e94aefa2563428d5a79690df9b98cbc6fcee9657bd387c3352c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03824",
    "kind": "arxiv",
    "version": 1
  }
}