Pith Number

pith:2BEH352S

pith:2025:2BEH352SBI4WIA7A3ODTZPK6HU

not attested not anchored not stored refs pending

Model Human Learners: Computational Models to Guide Instructional Design

Christopher J. MacLellan

arxiv:2502.02456 v4 · 2025-02-04 · cs.HC · cs.AI · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BEH352SBI4WIA7A3ODTZPK6HU}

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	2026-07-05T11:01:03.412805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0487df7520a396403e0db873cbd5e3d056b18a6699c64eca9a305db3142510c

Aliases

arxiv: 2502.02456 · arxiv_version: 2502.02456v4 · doi: 10.48550/arxiv.2502.02456 · pith_short_12: 2BEH352SBI4W · pith_short_16: 2BEH352SBI4WIA7A · pith_short_8: 2BEH352S

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/2BEH352SBI4WIA7A3ODTZPK6HU \
  | 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: d0487df7520a396403e0db873cbd5e3d056b18a6699c64eca9a305db3142510c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f14fdfd38791599417e30b451ab361fc5faa57ebf87862a25ce3c7e24e02ccb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-02-04T16:24:42Z",
    "title_canon_sha256": "892cdf6b1d9817d7c25423fa23e962721c2666f679e95626fe2c84654283008e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.02456",
    "kind": "arxiv",
    "version": 4
  }
}