Pith Number

pith:GFKZ5Y2H

pith:2025:GFKZ5Y2HYCDPT3B6QO5ZGDPQCV

not attested not anchored not stored refs pending

Top-Down vs. Bottom-Up Approaches for Automatic Educational Knowledge Graph Construction in CourseMapper

Amr Shakhshir, Jean Qussa, Mohamed Amine Chatti, Qurat Ul Ain, Rawaa Alatrash, Shoeb Joarder

arxiv:2505.10069 v1 · 2025-05-15 · 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{GFKZ5Y2HYCDPT3B6QO5ZGDPQCV}

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.

Cited by

1 paper in Pith

An Optimized Pipeline for Automatic Educational Knowledge Graph Construction

Receipt and verification

First computed	2026-07-05T11:03:32.747735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31559ee347c086f9ec3e83bb930df01575de8e217c7352df8b45ff30db48e022

Aliases

arxiv: 2505.10069 · arxiv_version: 2505.10069v1 · doi: 10.48550/arxiv.2505.10069 · pith_short_12: GFKZ5Y2HYCDP · pith_short_16: GFKZ5Y2HYCDPT3B6 · pith_short_8: GFKZ5Y2H

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/GFKZ5Y2HYCDPT3B6QO5ZGDPQCV \
  | 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: 31559ee347c086f9ec3e83bb930df01575de8e217c7352df8b45ff30db48e022

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e11bd8ae349c40de6cbf335fc21233553c63cbbfaf7a5f3c333fad0840703a2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-05-15T08:11:48Z",
    "title_canon_sha256": "81a5c6447e4dc6e4fc34a9114c2177b4553c5adcc4399968b68525f4ca3b6458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.10069",
    "kind": "arxiv",
    "version": 1
  }
}