Pith Number

pith:SYWABOSM

pith:2021:SYWABOSMWN33C3V6DVLNBPSMAA

not attested not anchored not stored refs pending

DeepQR: Neural-based Quality Ratings for Learnersourced Multiple-Choice Questions

Jiamou Liu, Jim Warren, Lin Ni, Michael Witbrock, Paul Denny, Qianqian Qi, Qiming Bao, Xiaoxuan Li

arxiv:2111.10058 v1 · 2021-11-19 · cs.CL · cs.AI · 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{SYWABOSMWN33C3V6DVLNBPSMAA}

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	2026-07-05T03:33:27.396848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

962c00ba4cb377b16ebe1d56d0be4c00165083079856cd0c1975de85c743397e

Aliases

arxiv: 2111.10058 · arxiv_version: 2111.10058v1 · doi: 10.48550/arxiv.2111.10058 · pith_short_12: SYWABOSMWN33 · pith_short_16: SYWABOSMWN33C3V6 · pith_short_8: SYWABOSM

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/SYWABOSMWN33C3V6DVLNBPSMAA \
  | 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: 962c00ba4cb377b16ebe1d56d0be4c00165083079856cd0c1975de85c743397e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cd04fa1651d125a8b9e8e06853432193b63da5c2a6261086335793d755e4d85",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-19T05:58:39Z",
    "title_canon_sha256": "376255a0532c3b7cb2bf300163103a47117fc7b547431c7de7e0e54e534b7133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.10058",
    "kind": "arxiv",
    "version": 1
  }
}