Pith Number

pith:GB76M3FK

pith:2008:GB76M3FKJ3ZOURIPPWQFJGNACC

not attested not anchored not stored refs pending

Minimum Dissatisfaction Personnel Scheduling

Angela Andreica, Mugurel Ionut Andreica, Romulus Andreica

arxiv:0808.1246 v2 · 2008-08-08 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GB76M3FKJ3ZOURIPPWQFJGNACC}

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	2026-05-18T03:36:05.279571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

307fe66caa4ef2ea450f7da05499a010b260ca045cce91d8c0ba97bd588a8203

Aliases

arxiv: 0808.1246 · arxiv_version: 0808.1246v2 · doi: 10.48550/arxiv.0808.1246 · pith_short_12: GB76M3FKJ3ZO · pith_short_16: GB76M3FKJ3ZOURIP · pith_short_8: GB76M3FK

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/GB76M3FKJ3ZOURIPPWQFJGNACC \
  | 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: 307fe66caa4ef2ea450f7da05499a010b260ca045cce91d8c0ba97bd588a8203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c368fd266a7849efb3c823f7c7dd9ee9e414143cef9e7827de01443b758fd369",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2008-08-08T17:15:34Z",
    "title_canon_sha256": "559856a9d80b17b0a19aafd89f00f98a69b87d6ba6d889b6c6a4ce4d349c8263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1246",
    "kind": "arxiv",
    "version": 2
  }
}