Pith Number

pith:V6M4H4ZC

pith:2026:V6M4H4ZCYP3BDWFQU7YOWT4O7O

not attested not anchored not stored refs pending

SkillSmith: Co-Evolving Skills and Tools for Self-Improving Agent Systems

Chen Wu, Junhong Qian, Lei He, Qifan Wang, Shaoqiang Lu, Yangbo Wei, Zhen Huang

arxiv:2606.01314 v1 · 2026-05-31 · 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{V6M4H4ZCYP3BDWFQU7YOWT4O7O}

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	2026-06-02T02:04:29.871178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af99c3f322c3f611d8b0a7f0eb4f8efbad6b0f8f852ff85d0bacf182939c4689

Aliases

arxiv: 2606.01314 · arxiv_version: 2606.01314v1 · doi: 10.48550/arxiv.2606.01314 · pith_short_12: V6M4H4ZCYP3B · pith_short_16: V6M4H4ZCYP3BDWFQ · pith_short_8: V6M4H4ZC

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/V6M4H4ZCYP3BDWFQU7YOWT4O7O \
  | 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: af99c3f322c3f611d8b0a7f0eb4f8efbad6b0f8f852ff85d0bacf182939c4689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "601428226c18afa07360a420915b8245e6eb295382498b4a41032d8e2cf19fe4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-31T16:01:19Z",
    "title_canon_sha256": "28061bf7e2b656663a5a38100afd7425aa8ab338ef58240e2136d6e845866afc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01314",
    "kind": "arxiv",
    "version": 1
  }
}