Pith Number

pith:RDFQZAI6

pith:2014:RDFQZAI622QV5T3MUV4HBVKD4X

not attested not anchored not stored refs pending

Group Testing with Pools of Fixed Size

David Cariolaro, Yi Zhang, Zhaiming Shen

arxiv:1407.3631 v1 · 2014-07-14 · math.CO · 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{RDFQZAI622QV5T3MUV4HBVKD4X}

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	2026-05-18T02:46:59.433367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88cb0c811ed6a15ecf6ca57870d543e5d1511471a44f50ef2d1b484b4d639161

Aliases

arxiv: 1407.3631 · arxiv_version: 1407.3631v1 · doi: 10.48550/arxiv.1407.3631 · pith_short_12: RDFQZAI622QV · pith_short_16: RDFQZAI622QV5T3M · pith_short_8: RDFQZAI6

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/RDFQZAI622QV5T3MUV4HBVKD4X \
  | 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: 88cb0c811ed6a15ecf6ca57870d543e5d1511471a44f50ef2d1b484b4d639161

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c09c3e9943b9d45374f48a96cbc36ac4f1aaaa59d2bd5ee746d56fc54fbe1ce",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-07-14T13:11:15Z",
    "title_canon_sha256": "75bc87c620538d6eda7c40b565dec73654315f22087e328237795a82248a2632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3631",
    "kind": "arxiv",
    "version": 1
  }
}