Pith Number

pith:MPRKBPNK

pith:2026:MPRKBPNKRNSRNUJ2S4ANRV4GQN

not attested not anchored not stored refs pending

CLEANER: Self-Purified Trajectories Boost Agentic Reinforcement Learning

Meng Li, Tianshi Xu, Yuteng Chen

arxiv:2601.15141 v2 · 2026-01-21 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MPRKBPNKRNSRNUJ2S4ANRV4GQN}

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.

Cited by

2 papers in Pith

Adapting the Interface, Not the Model: Runtime Harness Adaptation for Deterministic LLM Agents

Receipt and verification

First computed	2026-07-07T01:16:04.614224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63e2a0bdaa8b6516d13a9700d8d786834fba13baa3ba57b5f8d31bb8679ebf75

Aliases

arxiv: 2601.15141 · arxiv_version: 2601.15141v2 · doi: 10.48550/arxiv.2601.15141 · pith_short_12: MPRKBPNKRNSR · pith_short_16: MPRKBPNKRNSRNUJ2 · pith_short_8: MPRKBPNK

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/MPRKBPNKRNSRNUJ2S4ANRV4GQN \
  | 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: 63e2a0bdaa8b6516d13a9700d8d786834fba13baa3ba57b5f8d31bb8679ebf75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b7663d1bb3c3095e0d7077456ffecb6d7cc1e8efba62005c306fd04379015a1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-21T16:14:30Z",
    "title_canon_sha256": "5aed5262275a4f40186f3d62c8ef9ceb0d2768511eea2d5082811e68352d4bb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.15141",
    "kind": "arxiv",
    "version": 2
  }
}