Pith Number

pith:6VTGBYHQ

pith:2025:6VTGBYHQL2EMTJWIF4KHAAPOTW

not attested not anchored not stored refs pending

From Self-Crafted to Engineered Prompts: Student Evaluations of AI-Generated Feedback in Introductory Physics

Amogh Sirnoorkar, N. Sanjay Rebello

arxiv:2508.09825 v1 · 2025-08-13 · physics.ed-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6VTGBYHQL2EMTJWIF4KHAAPOTW}

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	2026-07-05T11:53:22.373886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f56660e0f05e88c9a6c82f147001ee9dade544ccd3e9840826f4a0fc78272005

Aliases

arxiv: 2508.09825 · arxiv_version: 2508.09825v1 · doi: 10.48550/arxiv.2508.09825 · pith_short_12: 6VTGBYHQL2EM · pith_short_16: 6VTGBYHQL2EMTJWI · pith_short_8: 6VTGBYHQ

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/6VTGBYHQL2EMTJWIF4KHAAPOTW \
  | 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: f56660e0f05e88c9a6c82f147001ee9dade544ccd3e9840826f4a0fc78272005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "542cca7ebe481c931867f4ae413bcefaff790f96a9466619003e965cba6693af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2025-08-13T13:59:22Z",
    "title_canon_sha256": "8698ee16dc8c4add7d5a4b59894ced6560d6245da4393502d3bb579452aa62cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.09825",
    "kind": "arxiv",
    "version": 1
  }
}