Pith Number

pith:G2JJ2DFK

pith:2023:G2JJ2DFKSCLALQAG2TOGSVJDX7

not attested not anchored not stored refs pending

Analyzing the Quality of Submissions in Online Programming Courses

Anastasiia Birillo, Hieke Keuning, Maria Tigina, Nikolay Vyahhi, Timofey Bryksin, Yaroslav Golubev

arxiv:2301.11158 v1 · 2023-01-26 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2JJ2DFKSCLALQAG2TOGSVJDX7}

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	2026-07-05T05:36:11.146991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36929d0caa909605c006d4dc695523bffaf31e4a9a5c4348d5b51674355f622e

Aliases

arxiv: 2301.11158 · arxiv_version: 2301.11158v1 · doi: 10.48550/arxiv.2301.11158 · pith_short_12: G2JJ2DFKSCLA · pith_short_16: G2JJ2DFKSCLALQAG · pith_short_8: G2JJ2DFK

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/G2JJ2DFKSCLALQAG2TOGSVJDX7 \
  | 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: 36929d0caa909605c006d4dc695523bffaf31e4a9a5c4348d5b51674355f622e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1002b758e4ff24209909d2591d5a011f660d857055dfe9a0b0e0ddcd52249f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2023-01-26T15:02:25Z",
    "title_canon_sha256": "a147b81590ce68400bf7b26cf23c7d77891fded3b2a30d043d5101167ea68c42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.11158",
    "kind": "arxiv",
    "version": 1
  }
}