Pith Number

pith:SKG2XM7Y

pith:2023:SKG2XM7YSASAGF2GCDQUIDCQEE

not attested not anchored not stored refs pending

Does Difficulty even Matter? Investigating Difficulty Adjustment and Practice Behavior in an Open-Ended Learning Task

Anan Sch\"utt, Cristina Conati, Elisabeth Andr\'e, Jauwairia Nasir, Tobias Huber

arxiv:2311.01934 v1 · 2023-11-03 · cs.HC · 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{SKG2XM7YSASAGF2GCDQUIDCQEE}

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	2026-07-05T08:03:27.785362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

928dabb3f8902403174610e1440c502139925aff90f3c88fe2e42a1dc98e2c13

Aliases

arxiv: 2311.01934 · arxiv_version: 2311.01934v1 · doi: 10.48550/arxiv.2311.01934 · pith_short_12: SKG2XM7YSASA · pith_short_16: SKG2XM7YSASAGF2G · pith_short_8: SKG2XM7Y

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/SKG2XM7YSASAGF2GCDQUIDCQEE \
  | 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: 928dabb3f8902403174610e1440c502139925aff90f3c88fe2e42a1dc98e2c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe75d3ec4913d71aa4cee62f0ed8fa33dc0a1511c7749c1b3150dac57a6e50c",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2023-11-03T14:18:52Z",
    "title_canon_sha256": "6e78e55f971136ac70f6dd3288be43a261393a7e62d768ea2c9f321c8ce49220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.01934",
    "kind": "arxiv",
    "version": 1
  }
}