Pith Number

pith:7BMMEJ5U

pith:2026:7BMMEJ5U4MRUKXHOIDIBRTOSR6

not attested not anchored not stored refs pending

Fixed-Threshold One-Bit Toeplitz Covariance Estimation under Sparse-Ruler Sampling

ShengYao Chen, Zhiyong Cheng

arxiv:2606.11110 v1 · 2026-06-09 · math.ST · cs.IT · math.IT · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BMMEJ5U4MRUKXHOIDIBRTOSR6}

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	2026-06-10T01:11:10.812338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f858c227b4e323455cee40d018cdd28fabba5bf58221562bbe3e8cc2e92b6be6

Aliases

arxiv: 2606.11110 · arxiv_version: 2606.11110v1 · doi: 10.48550/arxiv.2606.11110 · pith_short_12: 7BMMEJ5U4MRU · pith_short_16: 7BMMEJ5U4MRUKXHO · pith_short_8: 7BMMEJ5U

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/7BMMEJ5U4MRUKXHOIDIBRTOSR6 \
  | 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: f858c227b4e323455cee40d018cdd28fabba5bf58221562bbe3e8cc2e92b6be6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16fda254dd629b623844e3613e4a4406b81fa8a18b9883b4d43566bc3b13492e",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-06-09T17:06:10Z",
    "title_canon_sha256": "07b0c39d4684f80bb8c449a66fb663665801fa417d13e6a9fea5841161603eb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11110",
    "kind": "arxiv",
    "version": 1
  }
}