Pith Number

pith:HLNF32CK

pith:2011:HLNF32CKLSQKRZNGPVNI3LXVHZ

not attested not anchored not stored refs pending

Measurement Design for Detecting Sparse Signals

Ali Pezeshki, Edwin K. P. Chong, Ramin Zahedi

arxiv:1107.1824 v1 · 2011-07-09 · 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{HLNF32CKLSQKRZNGPVNI3LXVHZ}

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	2026-05-18T02:21:43.087676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ada5de84a5ca0a8e5a67d5a8daef53e66177cf5f8fc393910c84227645e869c

Aliases

arxiv: 1107.1824 · arxiv_version: 1107.1824v1 · doi: 10.48550/arxiv.1107.1824 · pith_short_12: HLNF32CKLSQK · pith_short_16: HLNF32CKLSQKRZNG · pith_short_8: HLNF32CK

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/HLNF32CKLSQKRZNGPVNI3LXVHZ \
  | 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: 3ada5de84a5ca0a8e5a67d5a8daef53e66177cf5f8fc393910c84227645e869c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b6e78d372254da8a88a7c6f303c82ed8dcfb099db2d8a5ffef9cef2cc286c66",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-07-09T22:46:19Z",
    "title_canon_sha256": "b880cf7ff7478d3fffbf53443ca2a2c53086c5ee64a0a8e3ca6358c98b39adbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1824",
    "kind": "arxiv",
    "version": 1
  }
}