Pith Number

pith:TE3A26ZH

pith:2022:TE3A26ZHOQ3UVCSQGDDULK3HUB

not attested not anchored not stored refs pending

Niching-based Evolutionary Diversity Optimization for the Traveling Salesperson Problem

Aneta Neumann, Anh Viet Do, Frank Neumann, Mingyu Guo

arxiv:2201.10316 v2 · 2022-01-25 · 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{TE3A26ZHOQ3UVCSQGDDULK3HUB}

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	2026-07-05T04:15:29.047038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99360d7b2774374a8a5030c745ab67a0505aa140feeb9b424be08e80af68ee54

Aliases

arxiv: 2201.10316 · arxiv_version: 2201.10316v2 · doi: 10.48550/arxiv.2201.10316 · pith_short_12: TE3A26ZHOQ3U · pith_short_16: TE3A26ZHOQ3UVCSQ · pith_short_8: TE3A26ZH

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/TE3A26ZHOQ3UVCSQGDDULK3HUB \
  | 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: 99360d7b2774374a8a5030c745ab67a0505aa140feeb9b424be08e80af68ee54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e032a7beeb33f01a1171262b6df92a91879ad71ea3fa37a1725ba04cf32fe09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2022-01-25T13:40:27Z",
    "title_canon_sha256": "2ed5587014eca59bca96f50ded05157bd878481e0f95ec3f048c542a87dc6ab6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10316",
    "kind": "arxiv",
    "version": 2
  }
}