Pith Number

pith:KJMPJY2I

pith:2025:KJMPJY2INBZJYKG4IT4RG27IBS

not attested not anchored not stored refs pending

A Method for Assisting Novices Creating Class Diagrams Based on the Instructor's Class Layout

Atsuo Hazeyama, Hiroaki Hashiura, Takafumi Tanaka, Takehiro Kokubu, Yuta Saito

arxiv:2505.09116 v2 · 2025-05-14 · cs.SE · 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{KJMPJY2INBZJYKG4IT4RG27IBS}

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	2026-07-05T11:49:33.542387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5258f4e34868729c28dc44f9136be80c9f71df0c5793de14124ee43812e1bb4a

Aliases

arxiv: 2505.09116 · arxiv_version: 2505.09116v2 · doi: 10.48550/arxiv.2505.09116 · pith_short_12: KJMPJY2INBZJ · pith_short_16: KJMPJY2INBZJYKG4 · pith_short_8: KJMPJY2I

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/KJMPJY2INBZJYKG4IT4RG27IBS \
  | 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: 5258f4e34868729c28dc44f9136be80c9f71df0c5793de14124ee43812e1bb4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59dd457a59f8d855783c1f8d5e992535718aaf0fb504e6108a0c4c5466cfdd4a",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-05-14T03:53:40Z",
    "title_canon_sha256": "6cad4828d351e175111a1955fe87c304725c03cdc0aed8515e0e85b188efa3d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09116",
    "kind": "arxiv",
    "version": 2
  }
}