Pith Number

pith:PBFG4PGV

pith:2026:PBFG4PGVUBFZYSS34EIRB36ZHU

not attested not anchored not stored refs pending

Combinatorial Synthesis: Scaling Code RLVR via Atomic Decomposition and Recombination

Boxi Cao, Boxi Yu, Hongyu Lin, Jialun Cao, Jiasheng Zheng, Le Sun, Xianpei Han, Yaojie Lu, Yuzhong Zhang

arxiv:2605.31058 v1 · 2026-05-29 · cs.CL · 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{PBFG4PGVUBFZYSS34EIRB36ZHU}

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	2026-06-01T01:03:33.619804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

784a6e3cd5a04b9c4a5be11110efd93d0b94907199916b6ec69e1d9a3a87d29b

Aliases

arxiv: 2605.31058 · arxiv_version: 2605.31058v1 · doi: 10.48550/arxiv.2605.31058 · pith_short_12: PBFG4PGVUBFZ · pith_short_16: PBFG4PGVUBFZYSS3 · pith_short_8: PBFG4PGV

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/PBFG4PGVUBFZYSS34EIRB36ZHU \
  | 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: 784a6e3cd5a04b9c4a5be11110efd93d0b94907199916b6ec69e1d9a3a87d29b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2ead376691ef30cdeeb72e9341f35113be4c2282692d665fa7bf8a1060fe92",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-29T09:29:32Z",
    "title_canon_sha256": "9194d72064918077c5cf5994c99104aa7f6bc2a400b64fe99e5b672141e09674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31058",
    "kind": "arxiv",
    "version": 1
  }
}