Pith Number

pith:2NC3MHY4

pith:2026:2NC3MHY4FCBNHSN2WUWGHAJAB6

not attested not anchored not stored refs pending

Semantics-Aware Bilevel Co-Evolution: Towards Automated Multicomponent Algorithm Design

Kay Chen Tan, Shenghao Wu, Xingyu Wu, Zhiyao Zhang

arxiv:2606.29953 v1 · 2026-06-29 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NC3MHY4FCBNHSN2WUWGHAJAB6}

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	2026-06-30T02:17:42.505369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d345b61f1c2882d3c9bab52c6381200f923b3a84b65f05d035758e3feeaf4f66

Aliases

arxiv: 2606.29953 · arxiv_version: 2606.29953v1 · doi: 10.48550/arxiv.2606.29953 · pith_short_12: 2NC3MHY4FCBN · pith_short_16: 2NC3MHY4FCBNHSN2 · pith_short_8: 2NC3MHY4

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/2NC3MHY4FCBNHSN2WUWGHAJAB6 \
  | 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: d345b61f1c2882d3c9bab52c6381200f923b3a84b65f05d035758e3feeaf4f66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d61d475c86687891fe2a02e29ba69f676a294acb87ce47dfc911235514337cfc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2026-06-29T08:28:23Z",
    "title_canon_sha256": "e34c44e3f902389756fe0c46f7a97e0339b76890a7bf80abed93fdd3eff95174"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29953",
    "kind": "arxiv",
    "version": 1
  }
}