Pith Number

pith:JJJJLDTA

pith:2019:JJJJLDTAMSHFWV2Y2NS32PSV7R

not attested not anchored not stored refs pending

Semi-interactive Attention Network for Answer Understanding in Reverse-QA

Guan Luo, Ou Wu, Qinghua Hu, Qing Yin, Xiaodong Zhu

arxiv:1901.03788 v1 · 2019-01-12 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJJJLDTAMSHFWV2Y2NS32PSV7R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:56:27.056785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a52958e60648e5b5758d365bd3e55fc41c2710f26fee1e1147c24be5db7369c

Aliases

arxiv: 1901.03788 · arxiv_version: 1901.03788v1 · doi: 10.48550/arxiv.1901.03788 · pith_short_12: JJJJLDTAMSHF · pith_short_16: JJJJLDTAMSHFWV2Y · pith_short_8: JJJJLDTA

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/JJJJLDTAMSHFWV2Y2NS32PSV7R \
  | 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: 4a52958e60648e5b5758d365bd3e55fc41c2710f26fee1e1147c24be5db7369c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41bab7c3373ad34366b23a591e6f487491e4595077728b95b1f3f1e900fe0fb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-01-12T02:50:40Z",
    "title_canon_sha256": "00be38bd81a67288bf5fbe70d577ca24187a0801febaddae94e96d6a7888333e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03788",
    "kind": "arxiv",
    "version": 1
  }
}