Pith Number

pith:5B3S44UT

pith:2018:5B3S44UT4NT6DZQST2HIW26IMB

not attested not anchored not stored refs pending

Evaluation of Game Templates to support Programming Activities in Schools

Bernadette Spieler, Christian Schindler, David Brown, Helen Boulton, Maria Eugenia Beltran, Olena Mashkina, Wolfgang Slany

arxiv:1805.04517 v2 · 2018-05-11 · cs.CY · 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{5B3S44UT4NT6DZQST2HIW26IMB}

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	2026-05-18T00:06:46.014634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8772e7293e367e1e6129e8e8b6bc86043b92199e96b7cd0d4cd9ffc8e16ae52

Aliases

arxiv: 1805.04517 · arxiv_version: 1805.04517v2 · doi: 10.48550/arxiv.1805.04517 · pith_short_12: 5B3S44UT4NT6 · pith_short_16: 5B3S44UT4NT6DZQS · pith_short_8: 5B3S44UT

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/5B3S44UT4NT6DZQST2HIW26IMB \
  | 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: e8772e7293e367e1e6129e8e8b6bc86043b92199e96b7cd0d4cd9ffc8e16ae52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a89169ec95355f0702206ec01f683e47d5d638ec84f31f88f48796165fb35e93",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-05-11T15:51:18Z",
    "title_canon_sha256": "4490a755e2fbd615470b711a3cf115d44770b11ea96cfe1b9d8d65b7fb4d4926"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04517",
    "kind": "arxiv",
    "version": 2
  }
}