Pith Number

pith:45NQS4U6

pith:2023:45NQS4U6OPIRFULBDPHNTYJMQ7

not attested not anchored not stored refs pending

A fuzzy adaptive metaheuristic algorithm for identifying sustainable, economical, lightweight, and earthquake-resistant reinforced concrete cantilever retaining walls

Ali R. Kashani, Amir H. Gandomi, Farshid Keivanian, Raymond Chiong

arxiv:2302.00198 v1 · 2023-02-01 · cs.NE · cs.AI · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45NQS4U6OPIRFULBDPHNTYJMQ7}

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	2026-06-08T01:03:40.167776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e75b09729e73d112d1611bced9e12c87da44f493af8951a48fa90f0991072349

Aliases

arxiv: 2302.00198 · arxiv_version: 2302.00198v1 · doi: 10.48550/arxiv.2302.00198 · pith_short_12: 45NQS4U6OPIR · pith_short_16: 45NQS4U6OPIRFULB · pith_short_8: 45NQS4U6

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/45NQS4U6OPIRFULBDPHNTYJMQ7 \
  | 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: e75b09729e73d112d1611bced9e12c87da44f493af8951a48fa90f0991072349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f064e3bd05ebe82d46a23a91e70d6ce9e379886f587e4d5b99d9a367fbf1117",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2023-02-01T03:00:52Z",
    "title_canon_sha256": "ae580b779430bdaf216f9590889050c46dd56a074ba5a8fea025388a34f4ea51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.00198",
    "kind": "arxiv",
    "version": 1
  }
}