Pith Number

pith:VXVC7UN6

pith:2025:VXVC7UN6W3HLFRRIZQY5BFJCRU

not attested not anchored not stored refs pending

Knowledge Tracing in Programming Education Integrating Students' Questions

Doyoun Kim, Suin Kim, Yojan Jo

arxiv:2502.10408 v1 · 2025-01-22 · cs.CY · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXVC7UN6W3HLFRRIZQY5BFJCRU}

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	2026-07-05T10:14:51.888566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adea2fd1beb6ceb2c628cc31d095228d2a69d0ee1301b96257c4844b6bb369bd

Aliases

arxiv: 2502.10408 · arxiv_version: 2502.10408v1 · doi: 10.48550/arxiv.2502.10408 · pith_short_12: VXVC7UN6W3HL · pith_short_16: VXVC7UN6W3HLFRRI · pith_short_8: VXVC7UN6

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/VXVC7UN6W3HLFRRIZQY5BFJCRU \
  | 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: adea2fd1beb6ceb2c628cc31d095228d2a69d0ee1301b96257c4844b6bb369bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b53a6c37cec96d7f0a29f46e3ac3fbc57dfb9c69069f3283c26550e1b530c77a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-01-22T14:13:40Z",
    "title_canon_sha256": "66ffc767b675a7b38098257256f607570f34b79c22af0028125fac2432ed402c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10408",
    "kind": "arxiv",
    "version": 1
  }
}