Pith Number

pith:NYIAH3UZ

pith:2018:NYIAH3UZTUK3MCWYA4L5FS4OCM

not attested not anchored not stored refs pending

Training a Ranking Function for Open-Domain Question Answering

Kyunghyun Cho, Phu Mon Htut, Samuel R. Bowman

arxiv:1804.04264 v1 · 2018-04-12 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYIAH3UZTUK3MCWYA4L5FS4OCM}

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	2026-05-18T00:18:40.143196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e1003ee999d15b60ad80717d2cb8e133a1e1b13313dee90d8ebf164dc9d3ed0

Aliases

arxiv: 1804.04264 · arxiv_version: 1804.04264v1 · doi: 10.48550/arxiv.1804.04264 · pith_short_12: NYIAH3UZTUK3 · pith_short_16: NYIAH3UZTUK3MCWY · pith_short_8: NYIAH3UZ

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/NYIAH3UZTUK3MCWYA4L5FS4OCM \
  | 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: 6e1003ee999d15b60ad80717d2cb8e133a1e1b13313dee90d8ebf164dc9d3ed0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "723f2656a70e54ce05e71c3a787bb2b6ff3fe636a7ced2d4fb4a7a20e535faad",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-12T00:25:45Z",
    "title_canon_sha256": "107c07814ff08da168b538970b1dea9cff2a93b149f0f4c15cb1ff17f8e0a234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04264",
    "kind": "arxiv",
    "version": 1
  }
}