Pith Number

pith:B7D5GI6O

pith:2026:B7D5GI6OEXSGHXGTLI23YLWXHB

not attested not anchored not stored refs pending

OptSkills: Learning Generalizable Optimization Skills from Problem Archetypes via Cluster-Based Distillation

Haochen Yang, Hong Qian, Ke Zhao, Mengyuan Ma, Xiangfeng Wang, Xingyu Lu

arxiv:2605.29829 v1 · 2026-05-28 · cs.AI · 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{B7D5GI6OEXSGHXGTLI23YLWXHB}

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	2026-05-29T02:05:55.040831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fc7d323ce25e463dcd35a35bc2ed7385348f1007bb4f00c87e96c32000173c0

Aliases

arxiv: 2605.29829 · arxiv_version: 2605.29829v1 · doi: 10.48550/arxiv.2605.29829 · pith_short_12: B7D5GI6OEXSG · pith_short_16: B7D5GI6OEXSGHXGT · pith_short_8: B7D5GI6O

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/B7D5GI6OEXSGHXGTLI23YLWXHB \
  | 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: 0fc7d323ce25e463dcd35a35bc2ed7385348f1007bb4f00c87e96c32000173c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9626bf55297b7dc92aa2517d108e0e08742418dea9b24c6bc56677f083b1e12e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-28T12:07:28Z",
    "title_canon_sha256": "0ff6ddfdc1a97676e0a41c639aaa4f2abeeaf79ecd8bf0cb08e901179ce48f81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29829",
    "kind": "arxiv",
    "version": 1
  }
}