Pith Number

pith:A4GFOSJI

pith:2026:A4GFOSJIJQGZKUW6MFIGSKM4G5

not attested not anchored not stored refs pending

Policy-Conditioned Counterfactual Credit for Verifiable Reinforcement Learning of Long-Horizon Language Agents

Renwei Meng

arxiv:2606.05263 v1 · 2026-06-03 · cs.LG · 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{A4GFOSJIJQGZKUW6MFIGSKM4G5}

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	2026-06-05T00:13:50.850006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070c5749284c0d9552de615069299c3749bde171b8880d3402f24d49b339d149

Aliases

arxiv: 2606.05263 · arxiv_version: 2606.05263v1 · doi: 10.48550/arxiv.2606.05263 · pith_short_12: A4GFOSJIJQGZ · pith_short_16: A4GFOSJIJQGZKUW6 · pith_short_8: A4GFOSJI

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/A4GFOSJIJQGZKUW6MFIGSKM4G5 \
  | 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: 070c5749284c0d9552de615069299c3749bde171b8880d3402f24d49b339d149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdce1864c4851a27b584b112c98bd68859d84d24e62649629bdc830db825eb39",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-03T16:19:36Z",
    "title_canon_sha256": "a9adf4dbc058dfbabe8383a9db4445ac0f357872e0bdadb595e86aa6ea2628db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05263",
    "kind": "arxiv",
    "version": 1
  }
}