Pith Number

pith:IWBAFUTY

pith:2026:IWBAFUTYAOVQLTIQXI45DUTKRI

not attested not anchored not stored refs pending

Rubric-Guided Process Reward for Stepwise Model Routing

Jian Yang, Shenghao Ye, Shuangwu Chen, Yu Guo, Zhengheng Li

arxiv:2605.29310 v1 · 2026-05-28 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWBAFUTYAOVQLTIQXI45DUTKRI}

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	2026-05-29T01:05:31.974559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

458202d27803ab05cd10ba39d1d26a8a06f8d1abc470237e7d80f36011880cc0

Aliases

arxiv: 2605.29310 · arxiv_version: 2605.29310v1 · doi: 10.48550/arxiv.2605.29310 · pith_short_12: IWBAFUTYAOVQ · pith_short_16: IWBAFUTYAOVQLTIQ · pith_short_8: IWBAFUTY

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/IWBAFUTYAOVQLTIQXI45DUTKRI \
  | 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: 458202d27803ab05cd10ba39d1d26a8a06f8d1abc470237e7d80f36011880cc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ab02a9968cac80752d31ea01e90bed81fcf97b8fefd1e8f6441b04c260b0561",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-28T03:42:24Z",
    "title_canon_sha256": "b1478a3656237dcef7e2eebf02abc394599beb19f010550aab746df531e6c976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29310",
    "kind": "arxiv",
    "version": 1
  }
}