Pith Number

pith:FWVPEEKF

pith:2014:FWVPEEKFSFEXFODGNUVYT3IJTH

not attested not anchored not stored refs pending

Functional Principal Components Analysis of Spatially Correlated Data

Chong Liu, Giles Hooker, Surajit Ray

arxiv:1411.4681 v1 · 2014-11-17 · math.ST · 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{FWVPEEKFSFEXFODGNUVYT3IJTH}

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	2026-05-18T02:34:51.390347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2daaf21145914972b8666d2b89ed0999e7fc300246078b30d7a8a7ca97e47760

Aliases

arxiv: 1411.4681 · arxiv_version: 1411.4681v1 · doi: 10.48550/arxiv.1411.4681 · pith_short_12: FWVPEEKFSFEX · pith_short_16: FWVPEEKFSFEXFODG · pith_short_8: FWVPEEKF

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/FWVPEEKFSFEXFODGNUVYT3IJTH \
  | 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: 2daaf21145914972b8666d2b89ed0999e7fc300246078b30d7a8a7ca97e47760

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a6ce3beb1a73f167c229f8639aa1d8542224082f84fc6007b8ea433b9660633",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-11-17T21:46:58Z",
    "title_canon_sha256": "6dc7e6aa0de5316bf18ff07e6f76a1aa7979e5d287f62de000d865226873c2d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4681",
    "kind": "arxiv",
    "version": 1
  }
}