Pith Number

pith:RQLFEMWD

pith:2026:RQLFEMWDWEJIIM7KZXJHCPPAMM

not attested not anchored not stored refs pending

KT4EQG: Personalized Exercise Question Generation via Knowledge Tracing

Kaizhi Qian, Lu Ding, Qiucheng Wu, Q.Vera Liao, Shiyu Chang, Xinyi Gao, Yang Zhang, Ying Xu

arxiv:2605.23933 v1 · 2026-04-24 · cs.CY · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQLFEMWDWEJIIM7KZXJHCPPAMM}

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	2026-05-26T00:02:22.627897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c165232c3b1128433eacdd2713de0633d53cefc88b80542f81b2bbd683d0a70

Aliases

arxiv: 2605.23933 · arxiv_version: 2605.23933v1 · doi: 10.48550/arxiv.2605.23933 · pith_short_12: RQLFEMWDWEJI · pith_short_16: RQLFEMWDWEJIIM7K · pith_short_8: RQLFEMWD

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/RQLFEMWDWEJIIM7KZXJHCPPAMM \
  | 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: 8c165232c3b1128433eacdd2713de0633d53cefc88b80542f81b2bbd683d0a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3da2d1a8eee925defa085a2237752c291c2c912197a708346aa9669a6946b6b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-04-24T02:14:57Z",
    "title_canon_sha256": "2781e4f510495d87990f6d08acb98c612299e378abe87d1264fcb330c299b009"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23933",
    "kind": "arxiv",
    "version": 1
  }
}