Pith Number

pith:HCFWUYJN

pith:2026:HCFWUYJNHHDWVQ5JEGZGAYIQWE

not attested not anchored not stored refs pending

From Memorization to Creation: Evaluating the Cognitive Depth of LLM-Generated Educational Questions

Chaoli Zhang, Qingsong Wen, Song Lai, Xiaolong Wang, Ye Wei, Yu Tong, Zhe Zhao, Zijie Geng

arxiv:2606.18257 v1 · 2026-05-06 · cs.HC · 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{HCFWUYJNHHDWVQ5JEGZGAYIQWE}

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	2026-06-19T16:10:56.260916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

388b6a612d39c76ac3a921b2606110b138b83cac3f542740181e803ccb72e60e

Aliases

arxiv: 2606.18257 · arxiv_version: 2606.18257v1 · doi: 10.48550/arxiv.2606.18257 · pith_short_12: HCFWUYJNHHDW · pith_short_16: HCFWUYJNHHDWVQ5J · pith_short_8: HCFWUYJN

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/HCFWUYJNHHDWVQ5JEGZGAYIQWE \
  | 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: 388b6a612d39c76ac3a921b2606110b138b83cac3f542740181e803ccb72e60e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03be3099a4dc9b911a00f5b438b0159b8e56a27f3456bbd07477eb0ca6e28581",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-05-06T02:21:57Z",
    "title_canon_sha256": "ab495834e7b415586e64524efd0442ee5a0305747e46e36913fd2d604b3957a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18257",
    "kind": "arxiv",
    "version": 1
  }
}