Pith Number

pith:S3G2E7IM

pith:2025:S3G2E7IMH3NQWDRKYBNDSUCTGQ

not attested not anchored not stored refs pending

Auto-Evaluation: A Critical Measure in Driving Improvements in Quality and Safety of AI-Generated Lesson Resources

Emma Searle, Hannah-Beth Clark, Ibrahim Kaan Keskin, John Roberts, Laura Benton, Margaux Dowland, Mark Hodierne, Matthew Gregory, Reka Budai, William Gayne

arxiv:2502.10410 v1 · 2025-01-23 · cs.CY · 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{S3G2E7IMH3NQWDRKYBNDSUCTGQ}

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	2026-07-05T10:14:51.967884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96cda27d0c3edb0b0e2ac05a395053341eac571591b93212c7d860504ad848f4

Aliases

arxiv: 2502.10410 · arxiv_version: 2502.10410v1 · doi: 10.48550/arxiv.2502.10410 · pith_short_12: S3G2E7IMH3NQ · pith_short_16: S3G2E7IMH3NQWDRK · pith_short_8: S3G2E7IM

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/S3G2E7IMH3NQWDRKYBNDSUCTGQ \
  | 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: 96cda27d0c3edb0b0e2ac05a395053341eac571591b93212c7d860504ad848f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad0642acb183f409d921917dc19f6dc947f30080afafb59f1de48b5986c86b5b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-01-23T11:35:23Z",
    "title_canon_sha256": "d3ac6c66a778e873c7e93238786edb03d4b067f7acd01bc53b9faaf275f84078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10410",
    "kind": "arxiv",
    "version": 1
  }
}