Pith Number

pith:WDKFNYQC

pith:2026:WDKFNYQC6VMEDUIZHHZ3RZHH3X

not attested not anchored not stored refs pending

Simulating Learners' Task-Selection Strategies and System Constraints in Mastery Learning

Aarna Chowdhary, Conrad Borchers, Haley Noh, Jeroen Ooge, Vincent Aleven

arxiv:2605.21613 v1 · 2026-05-20 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDKFNYQC6VMEDUIZHHZ3RZHH3X}

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	2026-05-22T01:03:25.393140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d456e202f55841d11939f3b8e4e7ddf7aac4186fbf13a5414edb3f25a8b5c2

Aliases

arxiv: 2605.21613 · arxiv_version: 2605.21613v1 · doi: 10.48550/arxiv.2605.21613 · pith_short_12: WDKFNYQC6VME · pith_short_16: WDKFNYQC6VMEDUIZ · pith_short_8: WDKFNYQC

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/WDKFNYQC6VMEDUIZHHZ3RZHH3X \
  | 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: b0d456e202f55841d11939f3b8e4e7ddf7aac4186fbf13a5414edb3f25a8b5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fce8f679932161a85c1002899e28fb88e3dc3aad017324cc69d97621f600a48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-05-20T18:20:50Z",
    "title_canon_sha256": "ca4844047ad9ac3e7706452db4591fdaff7bb79c1ca6a0c08936bb661b392866"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21613",
    "kind": "arxiv",
    "version": 1
  }
}