Pith Number

pith:VTUJ4DOU

pith:2015:VTUJ4DOU6FNZVDREUOE3XA7GAA

not attested not anchored not stored refs pending

Optimization results for a generalized coupon collector problem

Bruno Sericola (INRIA - IRISA), Emmanuelle Anceaume (INRIA - SUPELEC, Ernst Schulte-Geers, INRIA - IRISA), IRISA), Yann Busnel (ENSAI

arxiv:1504.03878 v1 · 2015-04-15 · cs.DS · cs.DC · cs.IT · math.IT · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTUJ4DOU6FNZVDREUOE3XA7GAA}

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	2026-05-18T02:18:41.820969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ace89e0dd4f15b9a8e24a389bb83e600172fae21d594f20d762246bd26579683

Aliases

arxiv: 1504.03878 · arxiv_version: 1504.03878v1 · doi: 10.48550/arxiv.1504.03878 · pith_short_12: VTUJ4DOU6FNZ · pith_short_16: VTUJ4DOU6FNZVDRE · pith_short_8: VTUJ4DOU

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/VTUJ4DOU6FNZVDREUOE3XA7GAA \
  | 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: ace89e0dd4f15b9a8e24a389bb83e600172fae21d594f20d762246bd26579683

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba15bc738164eae4d0b9827ed7ceefd66d3e9ca70ddd076d02a29a3d1fc17bd4",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.IT",
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-04-15T12:13:35Z",
    "title_canon_sha256": "a4cbaae804c3511ff52e9540d754870f2742692eb3541b0ae81de7298f0ea880"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03878",
    "kind": "arxiv",
    "version": 1
  }
}