Pith Number

pith:24POOHNY

pith:2021:24POOHNYUIYFKDHBBJYD72LVJJ

not attested not anchored not stored refs pending

The effects of data size on Automated Essay Scoring engines

Amir Jafari, Amy Harris, Christopher Ormerod, Milan Patel, Paul van Wamelen, Susan Lottridge

arxiv:2108.13275 v1 · 2021-08-30 · 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{24POOHNYUIYFKDHBBJYD72LVJJ}

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	2026-07-05T03:09:52.090577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d71ee71db8a230550ce10a703fe9754a70c24bc2939707b76f9e8ad300da3e65

Aliases

arxiv: 2108.13275 · arxiv_version: 2108.13275v1 · doi: 10.48550/arxiv.2108.13275 · pith_short_12: 24POOHNYUIYF · pith_short_16: 24POOHNYUIYFKDHB · pith_short_8: 24POOHNY

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/24POOHNYUIYFKDHBBJYD72LVJJ \
  | 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: d71ee71db8a230550ce10a703fe9754a70c24bc2939707b76f9e8ad300da3e65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0c65d542e81dd3ac5f262e38f9c271054364aa22060c7e10c61af13e3c6ef7c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-08-30T14:39:59Z",
    "title_canon_sha256": "7b7400d2cc551b388d1bbb7a8084753dc550281a954ea53dd7131cc79a67fae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13275",
    "kind": "arxiv",
    "version": 1
  }
}