Pith Number

pith:3VZSA565

pith:2026:3VZSA565ROQN6FR6YYDCE4TQAT

not attested not anchored not stored refs pending

Hybrid E-Assessment in Higher Education: Semi-Automated Grading of Paper-Based Written Examinations

Hartwig Grabowski, Michael Canz

arxiv:2606.08855 v1 · 2026-06-07 · cs.AI · cs.CV · 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{3VZSA565ROQN6FR6YYDCE4TQAT}

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	2026-06-09T02:07:43.077208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd732077dd8ba0df163ec60622727004c77e29eebff542679976e1d37c979cda

Aliases

arxiv: 2606.08855 · arxiv_version: 2606.08855v1 · doi: 10.48550/arxiv.2606.08855 · pith_short_12: 3VZSA565ROQN · pith_short_16: 3VZSA565ROQN6FR6 · pith_short_8: 3VZSA565

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/3VZSA565ROQN6FR6YYDCE4TQAT \
  | 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: dd732077dd8ba0df163ec60622727004c77e29eebff542679976e1d37c979cda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a13053b77cebf84538016f0227f45d75a214b54a729b83bd1e3f3655a53bbec",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-07T21:50:20Z",
    "title_canon_sha256": "19ea6051294f7796baf4089458ff517e34c4783d0c41b374a979ddfce07f707b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08855",
    "kind": "arxiv",
    "version": 1
  }
}