Pith Number

pith:CN3QWL6N

pith:2019:CN3QWL6NF2XNZV2P2I7RVDSIEU

not attested not anchored not stored refs pending

eRevise: Using Natural Language Processing to Provide Formative Feedback on Text Evidence Usage in Student Writing

Ahmed Magooda, Diane Litman, Elaine Wang, Emily Howe, Haoran Zhang, Lindsay Clare Matsumura, Rafael Quintana, Richard Correnti

arxiv:1908.01992 v1 · 2019-08-06 · cs.CL · 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{CN3QWL6NF2XNZV2P2I7RVDSIEU}

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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.

Receipt and verification

First computed	2026-07-05T00:43:35.746953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13770b2fcd2eaedcd74fd23f1a8e482521ecf17f2242db34d7784e5fddced9c6

Aliases

arxiv: 1908.01992 · arxiv_version: 1908.01992v1 · doi: 10.48550/arxiv.1908.01992 · pith_short_12: CN3QWL6NF2XN · pith_short_16: CN3QWL6NF2XNZV2P · pith_short_8: CN3QWL6N

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/CN3QWL6NF2XNZV2P2I7RVDSIEU \
  | 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: 13770b2fcd2eaedcd74fd23f1a8e482521ecf17f2242db34d7784e5fddced9c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a40fc10d0bb4911e9acdd873b4237d2ac1725e989778599d1c0e7c7fbeab99a0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-06T07:24:14Z",
    "title_canon_sha256": "491ea6d4d17da691a0a10d30b209e7723b38b97ddc24fa0fb6464020e95336fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01992",
    "kind": "arxiv",
    "version": 1
  }
}