Pith Number

pith:L6C2F2BU

pith:2018:L6C2F2BUA67F4K6FWBPAXFMAAH

not attested not anchored not stored refs pending

Adaptations of ROUGE and BLEU to Better Evaluate Machine Reading Comprehension Task

An Yang, Jing Liu, Kai Liu, Sujian Li, Yajuan Lyu

arxiv:1806.03578 v1 · 2018-06-10 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L6C2F2BUA67F4K6FWBPAXFMAAH}

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	2026-05-18T00:13:42.910452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f85a2e83407be5e2bc5b05e0b958001e08dc5ec02403f9f840b03a1764d386f

Aliases

arxiv: 1806.03578 · arxiv_version: 1806.03578v1 · doi: 10.48550/arxiv.1806.03578 · pith_short_12: L6C2F2BUA67F · pith_short_16: L6C2F2BUA67F4K6F · pith_short_8: L6C2F2BU

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/L6C2F2BUA67F4K6FWBPAXFMAAH \
  | 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: 5f85a2e83407be5e2bc5b05e0b958001e08dc5ec02403f9f840b03a1764d386f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ad3b500819862a4c720dd8a7e11ca9a9717ab079d50514b24c8214178574e46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-06-10T03:50:10Z",
    "title_canon_sha256": "2bd01d197eb7ff5b3c48471223cc97b8582591b64a60a6a6936d66155149d464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03578",
    "kind": "arxiv",
    "version": 1
  }
}