Pith Number

pith:MEOBRDCO

pith:2026:MEOBRDCOHNMIHMB5UQMWDWHXU5

not attested not anchored not stored refs pending

Verifiable Rewards Beyond Math and Code: Lightweight Corpus-Grounded Process Supervision for Factual Question Answering

Dehai Min, Haochang Hao, Lu Cheng, Philip S. Yu, Shicheng Fan, Weihao Liu

arxiv:2605.29648 v1 · 2026-05-28 · 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{MEOBRDCOHNMIHMB5UQMWDWHXU5}

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	2026-05-29T01:05:52.966871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

611c188c4e3b5883b03da41961d8f7a753da2e3b9e731e86a65980355575f55c

Aliases

arxiv: 2605.29648 · arxiv_version: 2605.29648v1 · doi: 10.48550/arxiv.2605.29648 · pith_short_12: MEOBRDCOHNMI · pith_short_16: MEOBRDCOHNMIHMB5 · pith_short_8: MEOBRDCO

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/MEOBRDCOHNMIHMB5UQMWDWHXU5 \
  | 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: 611c188c4e3b5883b03da41961d8f7a753da2e3b9e731e86a65980355575f55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "794f4df49d5ff98c886104ef6006ef0bfa403be1a793b11f5fc4bcd45550e142",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-28T09:14:37Z",
    "title_canon_sha256": "9bb7cd4eb56530875fbabade83c5abbd69ad3383f6deb7ae2905660f0b3b4697"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29648",
    "kind": "arxiv",
    "version": 1
  }
}