Pith Number

pith:NZ65FIS6

pith:2015:NZ65FIS6A25XZG5OKP2MCP6U57

not attested not anchored not stored refs pending

Empirical Study on Deep Learning Models for Question Answering

Bing Xiang, Bowen Zhou, Chung-Wei Hang, Wei Zhang, Yang Yu

arxiv:1510.07526 v3 · 2015-10-26 · cs.CL · cs.AI · 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{NZ65FIS6A25XZG5OKP2MCP6U57}

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	2026-05-18T01:26:24.896614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e7dd2a25e06bb7c9bae53f4c13fd4efe2517c214df94ff65c296ecb2dd31185

Aliases

arxiv: 1510.07526 · arxiv_version: 1510.07526v3 · doi: 10.48550/arxiv.1510.07526 · pith_short_12: NZ65FIS6A25X · pith_short_16: NZ65FIS6A25XZG5O · pith_short_8: NZ65FIS6

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/NZ65FIS6A25XZG5OKP2MCP6U57 \
  | 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: 6e7dd2a25e06bb7c9bae53f4c13fd4efe2517c214df94ff65c296ecb2dd31185

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f8aefceaa4abbc9f26f826b2f47219f828a3c150198103657b00d4289e39210",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-10-26T16:03:27Z",
    "title_canon_sha256": "0b7a005cea44233e3865266340542844ffaec9c4288b043d85e629e67e6777b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07526",
    "kind": "arxiv",
    "version": 3
  }
}