Pith Number

pith:AOOC7CRS

pith:2025:AOOC7CRSNIF6T3DG2FMR3636NQ

not attested not anchored not stored refs pending

An End-to-End Approach for Child Reading Assessment in the Xhosa Language

Cally Ardington, Franco Ubaudi, Mark Antoniou, Nikhil Navas, Rafaella Vale, Saeed Afshar, Sergio Chevtchenko, Sipumelele Lucwaba, Soheil Afshar

arxiv:2505.17371 v2 · 2025-05-23 · cs.LG · 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{AOOC7CRSNIF6T3DG2FMR3636NQ}

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	2026-07-05T11:14:07.666158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

039c2f8a326a0be9ec66d1591dfb7e6c2e30765b5148f723a7b02ea045740ce6

Aliases

arxiv: 2505.17371 · arxiv_version: 2505.17371v2 · doi: 10.48550/arxiv.2505.17371 · pith_short_12: AOOC7CRSNIF6 · pith_short_16: AOOC7CRSNIF6T3DG · pith_short_8: AOOC7CRS

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/AOOC7CRSNIF6T3DG2FMR3636NQ \
  | 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: 039c2f8a326a0be9ec66d1591dfb7e6c2e30765b5148f723a7b02ea045740ce6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4df985420698c334db3af3dda1b65eef13393ab02c99a98432e4d21441e89c",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-23T00:59:58Z",
    "title_canon_sha256": "86735f0d50e1fa6ee62cdaa3d45a678a205afe5637228d22f7ee8b040820364f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17371",
    "kind": "arxiv",
    "version": 2
  }
}