Pith Number

pith:DFQO5WDB

pith:2013:DFQO5WDBFIAXKUIYYLQXSY26ZZ

not attested not anchored not stored refs pending

Evolutionary Approach for the Containers Bin-Packing Problem

(2), Ecole Centrale de Lille, Ecole Nationale des Ingenieurs de Tunis, France (2): LACS, I. Ayachi (1), M. Ksouri (2), P. Borne (1) ((1): LAGIS, R. Kammarti (2), Tunis - Belvedere. TUNISIE), Villeneuve dAscq

arxiv:1306.0442 v1 · 2013-06-03 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DFQO5WDBFIAXKUIYYLQXSY26ZZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:21:55.263530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1960eed8612a01755118c2e179635ece7381f2d7fd369a02c35a2cfbde970408

Aliases

arxiv: 1306.0442 · arxiv_version: 1306.0442v1 · doi: 10.48550/arxiv.1306.0442 · pith_short_12: DFQO5WDBFIAX · pith_short_16: DFQO5WDBFIAXKUIY · pith_short_8: DFQO5WDB

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/DFQO5WDBFIAXKUIYYLQXSY26ZZ \
  | 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: 1960eed8612a01755118c2e179635ece7381f2d7fd369a02c35a2cfbde970408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d3217e0d230ed975ef50cd910e8ebf56593e6c4c5a6cfa88b203dfbe5ec146f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2013-06-03T14:47:11Z",
    "title_canon_sha256": "2ddd09435e8402fba8d837a0b30f4140a8ec55c02070856d69ecb030962bb688"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0442",
    "kind": "arxiv",
    "version": 1
  }
}