Pith Number

pith:2W7PMG23

pith:2018:2W7PMG236KN4QJGTLRR5W6L5OF

not attested not anchored not stored refs pending

Addressing Two Problems in Deep Knowledge Tracing via Prediction-Consistent Regularization

Chun-Kit Yeung, Dit-Yan Yeung

arxiv:1806.02180 v1 · 2018-06-06 · 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{2W7PMG236KN4QJGTLRR5W6L5OF}

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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

A Self-Attentive model for Knowledge Tracing

Receipt and verification

First computed	2026-05-18T00:14:02.441182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5bef61b5bf29bc824d35c63db797d714bc662927ac2451e70fde1081f7dce31

Aliases

arxiv: 1806.02180 · arxiv_version: 1806.02180v1 · doi: 10.48550/arxiv.1806.02180 · pith_short_12: 2W7PMG236KN4 · pith_short_16: 2W7PMG236KN4QJGT · pith_short_8: 2W7PMG23

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/2W7PMG236KN4QJGTLRR5W6L5OF \
  | 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: d5bef61b5bf29bc824d35c63db797d714bc662927ac2451e70fde1081f7dce31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b727f642acface4af8d1b74b3c672a1bc24f410622635f279a8532ff3dae68c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-06-06T13:41:48Z",
    "title_canon_sha256": "b2ea1762fcaeeed75dd1da98e8384498f40b6c7e2bc978c582c0499f6d147aea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02180",
    "kind": "arxiv",
    "version": 1
  }
}