Pith Number

pith:IO2XSD3T

pith:2020:IO2XSD3TJ7UJU4AIBC4F54ITKZ

not attested not anchored not stored refs pending

Multi-Level Group Testing with Application to One-Shot Pooled COVID-19 Tests

Alejandro Cohen, Amit Solomon, Muriel M\'edard, Nir Shlezinger, Yonina C. Eldar

arxiv:2010.06072 v2 · 2020-10-12 · q-bio.QM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IO2XSD3TJ7UJU4AIBC4F54ITKZ}

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	2026-07-05T04:52:22.870134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b5790f734fe89a700808b85ef1135651103fc82e354bff0428cfab0100f7a0

Aliases

arxiv: 2010.06072 · arxiv_version: 2010.06072v2 · doi: 10.48550/arxiv.2010.06072 · pith_short_12: IO2XSD3TJ7UJ · pith_short_16: IO2XSD3TJ7UJU4AI · pith_short_8: IO2XSD3T

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/IO2XSD3TJ7UJU4AIBC4F54ITKZ \
  | 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: 43b5790f734fe89a700808b85ef1135651103fc82e354bff0428cfab0100f7a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627b53a9e631d95f50f801121cb08cc724ad4701e291d2f8c86d3dc70d00addf",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2020-10-12T23:18:07Z",
    "title_canon_sha256": "a8224fb25c115948e148d330117c0a874495914b52f6ef2cab4e01466a3baca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.06072",
    "kind": "arxiv",
    "version": 2
  }
}