Pith Number

pith:XQU3W3B3

pith:2017:XQU3W3B3B4LBYMWVOZVJKA6BNW

not attested not anchored not stored refs pending

Optimum thresholding using mean and conditional mean square error

Cecilia Mancini, Jos\'e E. Figueroa-L\'opez

arxiv:1708.04339 v1 · 2017-08-14 · q-fin.ST · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQU3W3B3B4LBYMWVOZVJKA6BNW}

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	2026-05-18T00:37:59.616118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc29bb6c3b0f161c32d5766a9503c16d8a760a83f1eaea316b93c29678596a11

Aliases

arxiv: 1708.04339 · arxiv_version: 1708.04339v1 · doi: 10.48550/arxiv.1708.04339 · pith_short_12: XQU3W3B3B4LB · pith_short_16: XQU3W3B3B4LBYMWV · pith_short_8: XQU3W3B3

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/XQU3W3B3B4LBYMWVOZVJKA6BNW \
  | 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: bc29bb6c3b0f161c32d5766a9503c16d8a760a83f1eaea316b93c29678596a11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5521a2215a193b518e6da0f853ad6b33621adb3c91d78f8dc373d3df9f8a2817",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2017-08-14T21:38:56Z",
    "title_canon_sha256": "daa3d106dc9aa43a2e40ace57c3da50a7a9fa80588018fa78eaca7c98354de9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04339",
    "kind": "arxiv",
    "version": 1
  }
}