Pith Number

pith:6CYDMZKK

pith:2018:6CYDMZKKCI6R4U5UAXIATKA2VV

not attested not anchored not stored refs pending

Harvesting Paragraph-Level Question-Answer Pairs from Wikipedia

Claire Cardie, Xinya Du

arxiv:1805.05942 v1 · 2018-05-15 · 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{6CYDMZKKCI6R4U5UAXIATKA2VV}

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.

Cited by

1 paper in Pith

PAL: Personal Adaptive Learner

Receipt and verification

First computed	2026-05-18T00:15:53.164913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0b036654a123d1e53b405d009a81aad632a6e74d86c7929b110ce1fce110f06

Aliases

arxiv: 1805.05942 · arxiv_version: 1805.05942v1 · doi: 10.48550/arxiv.1805.05942 · pith_short_12: 6CYDMZKKCI6R · pith_short_16: 6CYDMZKKCI6R4U5U · pith_short_8: 6CYDMZKK

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/6CYDMZKKCI6R4U5UAXIATKA2VV \
  | 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: f0b036654a123d1e53b405d009a81aad632a6e74d86c7929b110ce1fce110f06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e63c53da763844f537243b5a63533a874fa9994f775d5ad573905fc207f9cca7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-15T17:58:25Z",
    "title_canon_sha256": "4ec2e21bd8225fdd48860354214553926df3154382e9e666a4f2fd4f79f5091e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05942",
    "kind": "arxiv",
    "version": 1
  }
}