Pith Number

pith:FLRWHV47

pith:2025:FLRWHV47AR3K2664VEO2V5SQN4

not attested not anchored not stored refs pending

Hierarchical Bayesian Knowledge Tracing in Undergraduate Engineering Education

Yiwei Sun

arxiv:2506.00057 v1 · 2025-05-29 · cs.CY · cs.LG · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLRWHV47AR3K2664VEO2V5SQN4}

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	2026-07-05T11:13:28.256695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae363d79f0476ad7bdca91daaf6506f3f0f0dce9709e955bacdbcdcb0f637c9

Aliases

arxiv: 2506.00057 · arxiv_version: 2506.00057v1 · doi: 10.48550/arxiv.2506.00057 · pith_short_12: FLRWHV47AR3K · pith_short_16: FLRWHV47AR3K2664 · pith_short_8: FLRWHV47

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/FLRWHV47AR3K2664VEO2V5SQN4 \
  | 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: 2ae363d79f0476ad7bdca91daaf6506f3f0f0dce9709e955bacdbcdcb0f637c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13f010bd8abf725836cf662de7f871ae1e52c441a8bbd8f46110f5cb68bfe4f8",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-05-29T09:06:34Z",
    "title_canon_sha256": "284dd8046f6882ee4fb96471a0776b540eb657c5617731fbdba13bc4f286cd86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00057",
    "kind": "arxiv",
    "version": 1
  }
}