Pith Number

pith:HGI72362

pith:2025:HGI72362P7SUDBGRC56IT7AXJZ

not attested not anchored not stored refs pending

From Objectives to Questions: A Planning-based Framework for Educational Mathematical Question Generation

Cheng cheng, Guanhao Zhao, Jinze Wu, Shijin Wang, Xin Li, Xin Lin, Yuxiang Guo, Zhenya Huang

arxiv:2506.00963 v1 · 2025-06-01 · 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{HGI72362P7SUDBGRC56IT7AXJZ}

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	2026-07-05T11:13:43.681909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3991fd6fda7fe54184d1177c89fc174e505d9bead8c685a8c9828cff11ee4ec4

Aliases

arxiv: 2506.00963 · arxiv_version: 2506.00963v1 · doi: 10.48550/arxiv.2506.00963 · pith_short_12: HGI72362P7SU · pith_short_16: HGI72362P7SUDBGR · pith_short_8: HGI72362

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/HGI72362P7SUDBGRC56IT7AXJZ \
  | 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: 3991fd6fda7fe54184d1177c89fc174e505d9bead8c685a8c9828cff11ee4ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aab7b2dfd82ca89ea6d27e93ea9e2a8304966d6375d7d6e51513d56c28abcde9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-01T11:23:18Z",
    "title_canon_sha256": "db4750bee12e18a8ff1b0aaa600ee08cdcaa98a05017a32cf54c6f6e768aba8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00963",
    "kind": "arxiv",
    "version": 1
  }
}