Pith Number

pith:DS5M7226

pith:2025:DS5M7226Y6YBD2TRRX5FRHJ7UH

not attested not anchored not stored refs pending

Using Large Language Models to Assess Teachers' Pedagogical Content Knowledge

Shiyu Wang, Xiaoming Zhai, Yaxuan Yang

arxiv:2505.19266 v1 · 2025-05-25 · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DS5M7226Y6YBD2TRRX5FRHJ7UH}

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	2026-07-05T11:09:27.224224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cbacfeb5ec7b011ea718dfa589d3fa1fbb2ae0c03578ba356c2188b58a9fadc

Aliases

arxiv: 2505.19266 · arxiv_version: 2505.19266v1 · doi: 10.48550/arxiv.2505.19266 · pith_short_12: DS5M7226Y6YB · pith_short_16: DS5M7226Y6YBD2TR · pith_short_8: DS5M7226

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/DS5M7226Y6YBD2TRRX5FRHJ7UH \
  | 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: 1cbacfeb5ec7b011ea718dfa589d3fa1fbb2ae0c03578ba356c2188b58a9fadc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "556a79433ba7d456aec04cde841dc491dd9710b8ca7e577a572ec3256aa563de",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-25T18:45:53Z",
    "title_canon_sha256": "e4729029bdb4b4f5adba331c0108f95474aa0524ef78c0f4831aa7d260fd7603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19266",
    "kind": "arxiv",
    "version": 1
  }
}