Pith Number

pith:S245PAKB

pith:2017:S245PAKB7A3NTQXU43LT6VOBOB

not attested not anchored not stored refs pending

Data-Mining Textual Responses to Uncover Misconception Patterns

Andrew S. Lan, Joshua J. Michalenko, Richard G. Baraniuk

arxiv:1703.08544 v2 · 2017-03-24 · stat.ML · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S245PAKB7A3NTQXU43LT6VOBOB}

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	2026-05-18T00:47:37.786612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96b9d78141f836d9c2f4e6d73f55c17041fb7e81eb91412958e3fa5dae91f8b2

Aliases

arxiv: 1703.08544 · arxiv_version: 1703.08544v2 · doi: 10.48550/arxiv.1703.08544 · pith_short_12: S245PAKB7A3N · pith_short_16: S245PAKB7A3NTQXU · pith_short_8: S245PAKB

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/S245PAKB7A3NTQXU43LT6VOBOB \
  | 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: 96b9d78141f836d9c2f4e6d73f55c17041fb7e81eb91412958e3fa5dae91f8b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a196a6e0863c25ed5c34d4e09dc74e8cca0f1824394f15465b4a8e6fc5b8c740",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-03-24T14:49:58Z",
    "title_canon_sha256": "6de4df543911b24a755de172c04aaa0de7a272e77d68c88a576f5bcae43ab6aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08544",
    "kind": "arxiv",
    "version": 2
  }
}