Pith Number

pith:IO4IPGK7

pith:2018:IO4IPGK7KMAGT5KEYZQSMTJ3QX

not attested not anchored not stored refs pending

Near-Linear Approximation Algorithms for Scheduling Problems with Batch Setup Times

Klaus Jansen, Max A. Deppert

arxiv:1810.01223 v2 · 2018-10-02 · cs.DS · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IO4IPGK7KMAGT5KEYZQSMTJ3QX}

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	2026-05-17T23:47:15.917746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b887995f530069f544c661264d3b85d4bb464459576aeb3222e89ffaedc096

Aliases

arxiv: 1810.01223 · arxiv_version: 1810.01223v2 · doi: 10.48550/arxiv.1810.01223 · pith_short_12: IO4IPGK7KMAG · pith_short_16: IO4IPGK7KMAGT5KE · pith_short_8: IO4IPGK7

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/IO4IPGK7KMAGT5KEYZQSMTJ3QX \
  | 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: 43b887995f530069f544c661264d3b85d4bb464459576aeb3222e89ffaedc096

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65540899048d3bdfbca96089ff13341812610db1a06efdd2a90a0ce007a0e1f5",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-10-02T13:14:46Z",
    "title_canon_sha256": "b4f17ba66a3c364111588325a4d5c3fa099a187047bff51fc289c1e43047f7d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01223",
    "kind": "arxiv",
    "version": 2
  }
}