Pith Number

pith:ZAK6A7DI

pith:2026:ZAK6A7DIVL3OUTXB6GUJJX7VWB

not attested not anchored not stored refs pending

Reward-Free Code Alignment from Pretrained or Fine-Tuned LLM: Unpacking the Trade-offs for Code Generation

Gias Uddin, Sanjeepan Sivapiran

arxiv:2606.28998 v1 · 2026-06-27 · cs.SE · 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{ZAK6A7DIVL3OUTXB6GUJJX7VWB}

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	2026-06-30T01:17:48.815901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c815e07c68aaf6ea4ee1f1a894dff5b061c7d6a915dc8f0601767e25079692e3

Aliases

arxiv: 2606.28998 · arxiv_version: 2606.28998v1 · doi: 10.48550/arxiv.2606.28998 · pith_short_12: ZAK6A7DIVL3O · pith_short_16: ZAK6A7DIVL3OUTXB · pith_short_8: ZAK6A7DI

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/ZAK6A7DIVL3OUTXB6GUJJX7VWB \
  | 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: c815e07c68aaf6ea4ee1f1a894dff5b061c7d6a915dc8f0601767e25079692e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "395d5b9fa22be4dbaf86fd358422e41d9d13b450a11aa570e12392ba4b8e915b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-27T16:22:22Z",
    "title_canon_sha256": "30dfdb99102f4ab9260a4f4386d218e86ecf298be087059e3b19547a29edc4e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28998",
    "kind": "arxiv",
    "version": 1
  }
}