Pith Number

pith:C7H663GZ

pith:2026:C7H663GZTRUDSUUY275Y6QGJCS

not attested not anchored not stored refs pending

PAIR: Prefix-Aware Internal Reward Model for Multi-Turn Agent Optimization

Chanyoung Park, Dongha Lee, Sangwu Park, Wonjoong Kim, Yeonjun In

arxiv:2605.17877 v1 · 2026-05-18 · 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{C7H663GZTRUDSUUY275Y6QGJCS}

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	2026-05-20T00:05:03.085481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17cfef6cd99c68395298d7fb8f40c914becf80d1c8b2cff68b117bdd7520bfea

Aliases

arxiv: 2605.17877 · arxiv_version: 2605.17877v1 · doi: 10.48550/arxiv.2605.17877 · pith_short_12: C7H663GZTRUD · pith_short_16: C7H663GZTRUDSUUY · pith_short_8: C7H663GZ

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/C7H663GZTRUDSUUY275Y6QGJCS \
  | 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: 17cfef6cd99c68395298d7fb8f40c914becf80d1c8b2cff68b117bdd7520bfea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "156b5e80282102886002fbbae935440a70302b416bdcc92383bc23b7ffa12486",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-18T05:39:30Z",
    "title_canon_sha256": "2cb687661584b4670bda496326726501cc84527f28acccdf6bd8859634d0a662"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17877",
    "kind": "arxiv",
    "version": 1
  }
}