Pith Number

pith:LQAD6KYZ

pith:2013:LQAD6KYZQ3L65AAUXVVK56XGI6

not attested not anchored not stored refs pending

The Capacity of Adaptive Group Testing

Leonardo Baldassini, Matthew Aldridge, Oliver Johnson

arxiv:1301.7023 v2 · 2013-01-29 · 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{LQAD6KYZQ3L65AAUXVVK56XGI6}

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	2026-05-18T00:05:00.974447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c003f2b1986d7ee8014bd6aaefae647925bf47df08157995c5ece1068525bad

Aliases

arxiv: 1301.7023 · arxiv_version: 1301.7023v2 · doi: 10.48550/arxiv.1301.7023 · pith_short_12: LQAD6KYZQ3L6 · pith_short_16: LQAD6KYZQ3L65AAU · pith_short_8: LQAD6KYZ

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/LQAD6KYZQ3L65AAUXVVK56XGI6 \
  | 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: 5c003f2b1986d7ee8014bd6aaefae647925bf47df08157995c5ece1068525bad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1eeb2c1d8b12d7182bded63862d9fe331cafee7a74a31564c6d882156a2da9d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-01-29T19:08:19Z",
    "title_canon_sha256": "920959e03d28cedc4e4dd3737d0f7ce6a7e41cd9ad326f0bf7042c85ede74519"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7023",
    "kind": "arxiv",
    "version": 2
  }
}