Pith Number

pith:XBLQGQCO

pith:2026:XBLQGQCOCAIYBFDCW7IRQTJX6G

not attested not anchored not stored refs pending

STAPO: Selective Trajectory-Aware Policy Optimization for LLM Agent Training

Dongnan Liu, Feng Zhang, Jie Liu, Jinjian Zhang, Linjian Mo, Ming Kong, Mutian Bao, Qiang Zhu, Qiuyi Qi, Tian Liang, Wei Zhou

arxiv:2607.04963 v1 · 2026-07-06 · 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{XBLQGQCOCAIYBFDCW7IRQTJX6G}

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	2026-07-07T02:20:15.545670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b85703404e1011809462b7d1184d37f1b031a4a269b485d1b90d5b6fd732f206

Aliases

arxiv: 2607.04963 · arxiv_version: 2607.04963v1 · doi: 10.48550/arxiv.2607.04963 · pith_short_12: XBLQGQCOCAIY · pith_short_16: XBLQGQCOCAIYBFDC · pith_short_8: XBLQGQCO

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/XBLQGQCOCAIYBFDCW7IRQTJX6G \
  | 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: b85703404e1011809462b7d1184d37f1b031a4a269b485d1b90d5b6fd732f206

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4719fdb437e1cefa9cb2e53a665aa28d6edb5cb3102ccb323bb60b93b2364179",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-06T11:50:06Z",
    "title_canon_sha256": "64ac0ec6c4a6cb4c28d89106c0145cec07e5cdcea7881a09a343dca888650c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04963",
    "kind": "arxiv",
    "version": 1
  }
}