Pith Number

pith:AYLLTPO7

pith:2018:AYLLTPO7EDPXHFNMIR6U4FF3OC

not attested not anchored not stored refs pending

Ranking Paragraphs for Improving Answer Recall in Open-Domain Question Answering

Hyunjae Kim, Jaewoo Kang, Jinhyuk Lee, Miyoung Ko, Seongjun Yun

arxiv:1810.00494 v1 · 2018-10-01 · 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{AYLLTPO7EDPXHFNMIR6U4FF3OC}

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	2026-05-18T00:04:25.997135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0616b9bddf20df7395ac447d4e14bb709c05e3965c4c59de8df9053d4fd238ec

Aliases

arxiv: 1810.00494 · arxiv_version: 1810.00494v1 · doi: 10.48550/arxiv.1810.00494 · pith_short_12: AYLLTPO7EDPX · pith_short_16: AYLLTPO7EDPXHFNM · pith_short_8: AYLLTPO7

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/AYLLTPO7EDPXHFNMIR6U4FF3OC \
  | 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: 0616b9bddf20df7395ac447d4e14bb709c05e3965c4c59de8df9053d4fd238ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b57589843fb239ea0a54ada2a8c6cadc82ab1cff23b6f7851c83f3d8926a042b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-01T00:51:25Z",
    "title_canon_sha256": "3ac6e9ab8b55e5a6fe59983603043a0705bdbb19cec8f568c42ade572e67a19e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00494",
    "kind": "arxiv",
    "version": 1
  }
}