Pith Number

pith:WHPPAZSN

pith:2017:WHPPAZSN3JKPW4PI2DBPJ4C5VB

not attested not anchored not stored refs pending

Machine Learning Based Student Grade Prediction: A Case Study

Adnan Noor Mian, Faisal Kamiran, Junaid Qadir, Zafar Iqbal

arxiv:1708.08744 v1 · 2017-08-17 · 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{WHPPAZSN3JKPW4PI2DBPJ4C5VB}

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	2026-05-18T00:36:25.832165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1def0664dda54fb71e8d0c2f4f05da843d4ad68cd91b5b052b1b74028b2c564

Aliases

arxiv: 1708.08744 · arxiv_version: 1708.08744v1 · doi: 10.48550/arxiv.1708.08744 · pith_short_12: WHPPAZSN3JKP · pith_short_16: WHPPAZSN3JKPW4PI · pith_short_8: WHPPAZSN

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/WHPPAZSN3JKPW4PI2DBPJ4C5VB \
  | 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: b1def0664dda54fb71e8d0c2f4f05da843d4ad68cd91b5b052b1b74028b2c564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38382495fe5d6746b8879b4208dd2ef7102bfaf92d98190c4c2bfdc25aba671",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2017-08-17T10:21:16Z",
    "title_canon_sha256": "d04c14c9f63837cf2f74ba16c9d985f1613f3df6b238d58d29c5ccdb43d5fcd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08744",
    "kind": "arxiv",
    "version": 1
  }
}