Pith Number

pith:WCQP2XWG

pith:2018:WCQP2XWGEFTPHDSIGPSCEPKWKI

not attested not anchored not stored refs pending

An Empirical Bayes Approach for Distributed Estimation of Spatial Fields

Angelo Coluccia, Francesco Sasso, Giuseppe Notarstefano

arxiv:1805.08590 v1 · 2018-05-22 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCQP2XWGEFTPHDSIGPSCEPKWKI}

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	2026-05-18T00:15:25.857258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0a0fd5ec62166f38e4833e4223d5652231cf4e0a48570c8aaa7b6661e91c644

Aliases

arxiv: 1805.08590 · arxiv_version: 1805.08590v1 · doi: 10.48550/arxiv.1805.08590 · pith_short_12: WCQP2XWGEFTP · pith_short_16: WCQP2XWGEFTPHDSI · pith_short_8: WCQP2XWG

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/WCQP2XWGEFTPHDSIGPSCEPKWKI \
  | 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: b0a0fd5ec62166f38e4833e4223d5652231cf4e0a48570c8aaa7b6661e91c644

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d35ea491c42b17e311446bfc2d6dee68cd748856cc439a8fc2d97520a9c4bbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-05-22T14:09:04Z",
    "title_canon_sha256": "3ad87d361e3c935c79497edd576108942cb255cc431f66dd1be8dcfa7c124b88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08590",
    "kind": "arxiv",
    "version": 1
  }
}