Pith Number

pith:E775LZW2

pith:2012:E775LZW2LQ3T7JZSCMCOWEJ345

not attested not anchored not stored refs pending

Non-adaptive Group Testing: Explicit bounds and novel algorithms

Chun Lam Chan, Samar Agnihotri, Sidharth Jaggi, Venkatesh Saligrama

arxiv:1202.0206 v5 · 2012-02-01 · 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{E775LZW2LQ3T7JZSCMCOWEJ345}

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	2026-05-18T00:57:57.095071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ffd5e6da5c373fa7321304eb113be77342ee91e04f0e769c94dc14e06bd1f8

Aliases

arxiv: 1202.0206 · arxiv_version: 1202.0206v5 · doi: 10.48550/arxiv.1202.0206 · pith_short_12: E775LZW2LQ3T · pith_short_16: E775LZW2LQ3T7JZS · pith_short_8: E775LZW2

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/E775LZW2LQ3T7JZSCMCOWEJ345 \
  | 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: 27ffd5e6da5c373fa7321304eb113be77342ee91e04f0e769c94dc14e06bd1f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d340a1762e79271b5c25a0e3e4c9c70eb70e002e36bb40c158452ae06af2f3a6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-01T16:35:39Z",
    "title_canon_sha256": "7b7f6c63ee71704d8529d685b641d5eadcf0bf080d2a096eba73c7814a02ec96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0206",
    "kind": "arxiv",
    "version": 5
  }
}