Pith Number

pith:N4OVIPA6

pith:2026:N4OVIPA6K4QPGQLW2J75QUEOLO

not attested not anchored not stored refs pending

How Students (Mis)understand Conditionals and Loops -- A Taxonomy

Christian Kautz, Dimitri Eckert

arxiv:2605.26966 v1 · 2026-05-26 · 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{N4OVIPA6K4QPGQLW2J75QUEOLO}

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	2026-05-27T01:06:21.930021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1d543c1e5720f34176d27fd8508e5b9cb3fd43a513481823313d9ae70da03e

Aliases

arxiv: 2605.26966 · arxiv_version: 2605.26966v1 · doi: 10.48550/arxiv.2605.26966 · pith_short_12: N4OVIPA6K4QP · pith_short_16: N4OVIPA6K4QPGQLW · pith_short_8: N4OVIPA6

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/N4OVIPA6K4QPGQLW2J75QUEOLO \
  | 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: 6f1d543c1e5720f34176d27fd8508e5b9cb3fd43a513481823313d9ae70da03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6706f8740fc1f3c0f390e02202608e6cae8519731a8cbd01307e0bbcf36dc80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-05-26T12:53:53Z",
    "title_canon_sha256": "ee642e158963a421f477fd9adb25625b00b8532315da77abe6fea4f64f67d19a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26966",
    "kind": "arxiv",
    "version": 1
  }
}