Pith Number

pith:Z2VD5NCJ

pith:2023:Z2VD5NCJ3FNXBX4SLOJQF4E4FT

not attested not anchored not stored refs pending

Comparing Code Explanations Created by Students and Large Language Models

Andrew Tran, Arto Hellas, Joanne Kim, Juho Leinonen, Paul Denny, Sami Sarsa, Seth Bernstein, Stephen MacNeil

arxiv:2304.03938 v1 · 2023-04-08 · cs.CY · cs.AI · cs.CL · cs.HC · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2VD5NCJ3FNXBX4SLOJQF4E4FT}

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	2026-07-05T08:03:05.788249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceaa3eb449d95b70df925b9302f09c2cfdfaf463e0bf85e87d851b2064d03d1b

Aliases

arxiv: 2304.03938 · arxiv_version: 2304.03938v1 · doi: 10.48550/arxiv.2304.03938 · pith_short_12: Z2VD5NCJ3FNX · pith_short_16: Z2VD5NCJ3FNXBX4S · pith_short_8: Z2VD5NCJ

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/Z2VD5NCJ3FNXBX4SLOJQF4E4FT \
  | 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: ceaa3eb449d95b70df925b9302f09c2cfdfaf463e0bf85e87d851b2064d03d1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b9da2b73ada7b1a8229ce3b9c7a3bb0233bf1a8035b70c4ba62fdf3beaf507d",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.HC",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2023-04-08T06:52:54Z",
    "title_canon_sha256": "79f191092957ff1aee71d817bf67a634923c30f5a5db87feac3c6374fa143b6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03938",
    "kind": "arxiv",
    "version": 1
  }
}