Pith Number

pith:RPQ3LMBO

pith:2021:RPQ3LMBOXRORNGB7R2KOTMSQC4

not attested not anchored not stored refs pending

Learning Data Teaching Strategies Via Knowledge Tracing

Ghodai Abdelrahman, Qing Wang

arxiv:2111.07083 v1 · 2021-11-13 · cs.LG · 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{RPQ3LMBOXRORNGB7R2KOTMSQC4}

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	2026-07-05T03:31:35.772500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be1b5b02ebc5d16983f8e94e9b25017010cf48d074d664eacca8a2ca7b2f639

Aliases

arxiv: 2111.07083 · arxiv_version: 2111.07083v1 · doi: 10.48550/arxiv.2111.07083 · pith_short_12: RPQ3LMBOXROR · pith_short_16: RPQ3LMBOXRORNGB7 · pith_short_8: RPQ3LMBO

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/RPQ3LMBOXRORNGB7R2KOTMSQC4 \
  | 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: 8be1b5b02ebc5d16983f8e94e9b25017010cf48d074d664eacca8a2ca7b2f639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247a5aafaa28d7cd285c23f4683523eaa10719f98a7863e05a298414feb6e4dd",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-13T10:10:48Z",
    "title_canon_sha256": "7bb5a5a038790be32031f63623383c245e85f44ad3587bed1e05d370720c6256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07083",
    "kind": "arxiv",
    "version": 1
  }
}