Pith Number

pith:PUTWLNHQ

pith:2022:PUTWLNHQYPX6C7JPASZSE6MSCH

not attested not anchored not stored refs pending

A Data-Driven Evolutionary Transfer Optimization for Expensive Problems in Dynamic Environments

Ke Li, Renzhi Chen, Xin Yao

arxiv:2211.02879 v1 · 2022-11-05 · 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{PUTWLNHQYPX6C7JPASZSE6MSCH}

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	2026-07-05T05:13:41.516070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2765b4f0c3efe17d2f04b322799211c7454e787e6dd7465f6aa59f3d02cf83

Aliases

arxiv: 2211.02879 · arxiv_version: 2211.02879v1 · doi: 10.48550/arxiv.2211.02879 · pith_short_12: PUTWLNHQYPX6 · pith_short_16: PUTWLNHQYPX6C7JP · pith_short_8: PUTWLNHQ

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/PUTWLNHQYPX6C7JPASZSE6MSCH \
  | 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: 7d2765b4f0c3efe17d2f04b322799211c7454e787e6dd7465f6aa59f3d02cf83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7d8d0a4e4d3e9dae6c2358d86c5117eaf7c269e7f631fcae2bc53b7e7f4fec1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2022-11-05T11:19:50Z",
    "title_canon_sha256": "2a0a167468e693daac7f820843664ea9c462fa56e3a06ca36bde821a07b11c93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.02879",
    "kind": "arxiv",
    "version": 1
  }
}