Pith Number

pith:IDKEOHU6

pith:2020:IDKEOHU6HGZE2IOFYJUG55APGP

not attested not anchored not stored refs pending

Improving Students Performance in Small-Scale Online Courses -- A Machine Learning-Based Intervention

Carmen-Gabriela Popa, Sepinoud Azimi, Tatjana Cuci\'c

arxiv:2012.01187 v1 · 2020-11-23 · cs.CY · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDKEOHU6HGZE2IOFYJUG55APGP}

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	2026-07-05T01:56:36.596803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40d4471e9e39b24d21c5c2686ef40f33d647adcbbbb6410b65ddddb9d3547013

Aliases

arxiv: 2012.01187 · arxiv_version: 2012.01187v1 · doi: 10.48550/arxiv.2012.01187 · pith_short_12: IDKEOHU6HGZE · pith_short_16: IDKEOHU6HGZE2IOF · pith_short_8: IDKEOHU6

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/IDKEOHU6HGZE2IOFYJUG55APGP \
  | 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: 40d4471e9e39b24d21c5c2686ef40f33d647adcbbbb6410b65ddddb9d3547013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc0f34158b03d846fa1d52b4fcffedee3f94b94d58c3dd3c4959eab42eb7e18",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-11-23T14:12:55Z",
    "title_canon_sha256": "1c7d1f402e7214ebb965a3b93b27240042419c27498730044eb153dfc72d9da3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01187",
    "kind": "arxiv",
    "version": 1
  }
}