Pith Number

pith:FUB6B6XA

pith:2013:FUB6B6XAAS6CS4QLWZ2HZ5ZAU5

not attested not anchored not stored refs pending

An Improved Estimator In Systematic Sampling

Rajesh Singh, Sachin Malik, Viplav K. Singh

arxiv:1307.5145 v1 · 2013-07-19 · 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{FUB6B6XAAS6CS4QLWZ2HZ5ZAU5}

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	2026-05-18T03:18:05.566166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d03e0fae004bc29720bb6747cf720a765b2a048f410741acf9b39a5e284a2ad

Aliases

arxiv: 1307.5145 · arxiv_version: 1307.5145v1 · doi: 10.48550/arxiv.1307.5145 · pith_short_12: FUB6B6XAAS6C · pith_short_16: FUB6B6XAAS6CS4QL · pith_short_8: FUB6B6XA

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/FUB6B6XAAS6CS4QLWZ2HZ5ZAU5 \
  | 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: 2d03e0fae004bc29720bb6747cf720a765b2a048f410741acf9b39a5e284a2ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "686a6fc03ced6aae22d53f6e282a269889d51e031d75568e87b9d6bd0123e92d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-07-19T07:36:38Z",
    "title_canon_sha256": "987821e5b8e4bbebaf4cec81d2c7415f26dabe021d164e3e2d0b53e6b979e0ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5145",
    "kind": "arxiv",
    "version": 1
  }
}