Pith Number

pith:YDYFCHZK

pith:2018:YDYFCHZKGTWZGJCLPMD36VIEU5

not attested not anchored not stored refs pending

UH-PRHLT at SemEval-2016 Task 3: Combining Lexical and Semantic-based Features for Community Question Answering

Marc Franco-Salvador, Paolo Rosso, Sudipta Kar, Thamar Solorio

arxiv:1807.11584 v1 · 2018-07-30 · 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{YDYFCHZKGTWZGJCLPMD36VIEU5}

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	2026-05-18T00:09:21.723539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f0511f2a34ed93244b7b07bf5504a75ce57b0ef4147d2b0ff713ad058f66ea

Aliases

arxiv: 1807.11584 · arxiv_version: 1807.11584v1 · doi: 10.48550/arxiv.1807.11584 · pith_short_12: YDYFCHZKGTWZ · pith_short_16: YDYFCHZKGTWZGJCL · pith_short_8: YDYFCHZK

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/YDYFCHZKGTWZGJCLPMD36VIEU5 \
  | 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: c0f0511f2a34ed93244b7b07bf5504a75ce57b0ef4147d2b0ff713ad058f66ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2242ab6a5b3e05f50f7ab7e1b9d624e340e9e305d9b81e3e7a9f8b632748dd40",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-07-30T21:14:25Z",
    "title_canon_sha256": "3f710812943c00ac05d6b99ad960af7471a5e25542842fb30b7fe50d93e3174b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11584",
    "kind": "arxiv",
    "version": 1
  }
}