Pith Number

pith:LJZOWPGI

pith:2025:LJZOWPGIU7HBN63D22VNZUIZ7Q

not attested not anchored not stored refs pending

Grade Guard: A Smart System for Short Answer Automated Grading

Harsh Vardhan Singh, Niharika Dadu, Romi Banerjee (Indian Institute of Technology Jodhpur)

arxiv:2504.01253 v1 · 2025-04-01 · 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{LJZOWPGIU7HBN63D22VNZUIZ7Q}

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	2026-07-05T10:43:11.664644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a72eb3cc8a7ce16fb63d6aadcd119fc3f65c77c25ba4598ec9eede83e863172

Aliases

arxiv: 2504.01253 · arxiv_version: 2504.01253v1 · doi: 10.48550/arxiv.2504.01253 · pith_short_12: LJZOWPGIU7HB · pith_short_16: LJZOWPGIU7HBN63D · pith_short_8: LJZOWPGI

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/LJZOWPGIU7HBN63D22VNZUIZ7Q \
  | 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: 5a72eb3cc8a7ce16fb63d6aadcd119fc3f65c77c25ba4598ec9eede83e863172

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9ffeae40d72752351ccb55c3fa56fb69bb3f412ad00b41138623645f20f397",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-01T23:45:44Z",
    "title_canon_sha256": "bb50251fa69f39701bd3fb0a8eaecfac9a9ef9194f00fda1d4aa6b7c2507efb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.01253",
    "kind": "arxiv",
    "version": 1
  }
}