Pith Number

pith:7SUB72VJ

pith:2015:7SUB72VJVAC5M7L3YMXQJ6HMQ6

not attested not anchored not stored refs pending

Student Satisfaction mining in a typical core course of Computer Science

Farzana Afrin, Mashiour Rahman, Mohammad Saidur Rahman, Mohammad Saiedur Rahaman

arxiv:1504.04116 v1 · 2015-04-16 · 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{7SUB72VJVAC5M7L3YMXQJ6HMQ6}

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	2026-05-18T02:18:39.811979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca81feaa9a805d67d7bc32f04f8ec87aaadc5fd3f0a926da7fd8dda733cc9c6

Aliases

arxiv: 1504.04116 · arxiv_version: 1504.04116v1 · doi: 10.48550/arxiv.1504.04116 · pith_short_12: 7SUB72VJVAC5 · pith_short_16: 7SUB72VJVAC5M7L3 · pith_short_8: 7SUB72VJ

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/7SUB72VJVAC5M7L3YMXQJ6HMQ6 \
  | 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: fca81feaa9a805d67d7bc32f04f8ec87aaadc5fd3f0a926da7fd8dda733cc9c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa29969b97b433b0ca4ef9045cf8757e1d0c100b2ba29a8512fcb65d1e558240",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-04-16T07:30:59Z",
    "title_canon_sha256": "d711e8db113db5de18f2a6c55882bee2649089414ab022f380239bbaeab14f4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04116",
    "kind": "arxiv",
    "version": 1
  }
}