Pith Number

pith:U7TGL6TO

pith:2015:U7TGL6TO7B3YQGTK2I5YGJA3U7

not attested not anchored not stored refs pending

Applying Deep Learning to Answer Selection: A Study and An Open Task

Bing Xiang, Bowen Zhou, Lidan Wang, Michael R. Glass, Minwei Feng

arxiv:1508.01585 v2 · 2015-08-07 · 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{U7TGL6TO7B3YQGTK2I5YGJA3U7}

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	2026-05-18T01:31:13.418783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e665fa6ef877881a6ad23b83241ba7e1132293b5a336312ee1b512aeca7de1

Aliases

arxiv: 1508.01585 · arxiv_version: 1508.01585v2 · doi: 10.48550/arxiv.1508.01585 · pith_short_12: U7TGL6TO7B3Y · pith_short_16: U7TGL6TO7B3YQGTK · pith_short_8: U7TGL6TO

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/U7TGL6TO7B3YQGTK2I5YGJA3U7 \
  | 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: a7e665fa6ef877881a6ad23b83241ba7e1132293b5a336312ee1b512aeca7de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "337ed7cff9565fb72a5b3e9d3faae50e1a9c4e15b868b5bec95f2820df2f00a4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-08-07T01:54:04Z",
    "title_canon_sha256": "d8c471898e067537653d0a1482051522e11bbc62e89a671d0b91892df8e69e85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01585",
    "kind": "arxiv",
    "version": 2
  }
}