Pith Number

pith:USVSARHD

pith:2014:USVSARHDL2IJP5L7BAMDNMZQRJ

not attested not anchored not stored refs pending

Minimal proper non-IRUP instances of the one-dimensional Cutting Stock Problem

Artem V. Ripatti, Guntram Scheithauer, Sascha Kurz, Vadim M. Kartak

arxiv:1405.5988 v1 · 2014-05-23 · math.OC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{USVSARHDL2IJP5L7BAMDNMZQRJ}

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	2026-05-18T02:17:52.166791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4ab2044e35e9097f57f081836b3308a61d7a01aec2616850408d6fb07d86c07

Aliases

arxiv: 1405.5988 · arxiv_version: 1405.5988v1 · doi: 10.48550/arxiv.1405.5988 · pith_short_12: USVSARHDL2IJ · pith_short_16: USVSARHDL2IJP5L7 · pith_short_8: USVSARHD

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/USVSARHDL2IJP5L7BAMDNMZQRJ \
  | 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: a4ab2044e35e9097f57f081836b3308a61d7a01aec2616850408d6fb07d86c07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "164ef812f95e3b9cadeaa0ba6bc0ca94d925a3cc0d19302359072cd9c4c5a2d3",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-05-23T08:48:13Z",
    "title_canon_sha256": "aeffdfd0ac18d8b7d08157acb4229a4115f3403d0f4754587a4e6d8c9829baef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5988",
    "kind": "arxiv",
    "version": 1
  }
}