Pith Number

pith:XX3DW32C

pith:2014:XX3DW32CZILI7KQLN6QZM6MK6I

not attested not anchored not stored refs pending

Group Testing with Prior Statistics

Chun Lam Chan, Sidharth Jaggi, Tarik Kaced, Tongxin Li, Wenhao Huang

arxiv:1401.3667 v8 · 2014-01-15 · 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{XX3DW32CZILI7KQLN6QZM6MK6I}

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	2026-05-18T00:10:14.405380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf63b6f42ca168faa0b6fa196798af21420a54369b1679f6fcad88c44d4af10

Aliases

arxiv: 1401.3667 · arxiv_version: 1401.3667v8 · doi: 10.48550/arxiv.1401.3667 · pith_short_12: XX3DW32CZILI · pith_short_16: XX3DW32CZILI7KQL · pith_short_8: XX3DW32C

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/XX3DW32CZILI7KQLN6QZM6MK6I \
  | 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: bdf63b6f42ca168faa0b6fa196798af21420a54369b1679f6fcad88c44d4af10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b9f8312de6444d6be2afe65ff86b9c36e545b6ef3d225489168a6a2dc7e038f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-15T17:00:31Z",
    "title_canon_sha256": "1076656a0b8b23bd5a47c4c6e1f24ba5434b25aec62e8322626a987bc4c5da45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3667",
    "kind": "arxiv",
    "version": 8
  }
}