Pith Number

pith:X2BB3ZXI

pith:2024:X2BB3ZXIO26XICT32F5JJASHSP

not attested not anchored not stored refs pending

Benchmarking Educational Program Repair

Arto Hellas, Charles Koutcheme, Juho Leinonen, Nicola Dainese, Paul Denny, Sami Sarsa

arxiv:2405.05347 v1 · 2024-05-08 · cs.SE · cs.AI · cs.CL · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2BB3ZXIO26XICT32F5JJASHSP}

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	2026-07-05T08:17:17.060186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be821de6e876bd740a7bd17a94824793e49e46580c713f78d892c37b3fd7ae28

Aliases

arxiv: 2405.05347 · arxiv_version: 2405.05347v1 · doi: 10.48550/arxiv.2405.05347 · pith_short_12: X2BB3ZXIO26X · pith_short_16: X2BB3ZXIO26XICT3 · pith_short_8: X2BB3ZXI

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/X2BB3ZXIO26XICT32F5JJASHSP \
  | 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: be821de6e876bd740a7bd17a94824793e49e46580c713f78d892c37b3fd7ae28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12769c050888cc72bb86ee93e4bf480826ec88dc04cf2944a3852e12313b3f7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2024-05-08T18:23:59Z",
    "title_canon_sha256": "fb130fd09fda93bf2e5f8a3cd3dfa140642b13b1d9b52409e2534590ca6e4a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.05347",
    "kind": "arxiv",
    "version": 1
  }
}