Pith Number

pith:VFDCPU7N

pith:2026:VFDCPU7NKG3L436TIVTMMBKT4R

not attested not anchored not stored refs pending

Algorithms for Threshold Group Testing

Amin Coja-Oghlan, Connor Riddlesden, Lena Krieg, Noela M\"uller, Olga Scheftelowitsch, Remco van der Hofstad

arxiv:2606.27127 v1 · 2026-06-25 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFDCPU7NKG3L436TIVTMMBKT4R}

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	2026-06-26T01:16:10.305164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94627d3ed51b6be6fd34566c60553e45bead449a47656b7330aced4f3126451

Aliases

arxiv: 2606.27127 · arxiv_version: 2606.27127v1 · doi: 10.48550/arxiv.2606.27127 · pith_short_12: VFDCPU7NKG3L · pith_short_16: VFDCPU7NKG3L436T · pith_short_8: VFDCPU7N

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/VFDCPU7NKG3L436TIVTMMBKT4R \
  | 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: a94627d3ed51b6be6fd34566c60553e45bead449a47656b7330aced4f3126451

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa29f959d3f9c46e9e31e00de97548c49fe460796c098e37d3259043723642ec",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-06-25T15:05:03Z",
    "title_canon_sha256": "8985f64598f93dd9ee84b03f4a9e611d1354c655ab69403c6cee975da9c58331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27127",
    "kind": "arxiv",
    "version": 1
  }
}