Pith Number

pith:X35S3VW6

pith:2025:X35S3VW6FXOOZQTIOVC7DZWDGO

not attested not anchored not stored refs pending

Sparse Binary Representation Learning for Knowledge Tracing

Christine Preisach, Yahya Badran

arxiv:2501.09893 v1 · 2025-01-17 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X35S3VW6FXOOZQTIOVC7DZWDGO}

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	2026-07-05T10:02:13.056022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

befb2dd6de2ddcecc2687545f1e6c333849da414fd64d92acf417cc2f565375b

Aliases

arxiv: 2501.09893 · arxiv_version: 2501.09893v1 · doi: 10.48550/arxiv.2501.09893 · pith_short_12: X35S3VW6FXOO · pith_short_16: X35S3VW6FXOOZQTI · pith_short_8: X35S3VW6

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/X35S3VW6FXOOZQTIOVC7DZWDGO \
  | 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: befb2dd6de2ddcecc2687545f1e6c333849da414fd64d92acf417cc2f565375b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70fccfc46ad077ebc9439ff2403314e39eb3496728a47c29a6239ee7c536f779",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-17T00:45:10Z",
    "title_canon_sha256": "4ac798c5b421d07170a7c5f2d1d60bbb3199a310945bad75c48448acb162885c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09893",
    "kind": "arxiv",
    "version": 1
  }
}