Pith Number

pith:HQB2WGT6

pith:2015:HQB2WGT6B2NZFKZARLWDU4KHR7

not attested not anchored not stored refs pending

PCA leverage: outlier detection for high-dimensional functional magnetic resonance imaging data

Amanda F. Mejia, Ani Eloyan, Brian Caffo, Martin A. Lindquist, Mary Beth Nebel

arxiv:1509.00882 v2 · 2015-09-02 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQB2WGT6B2NZFKZARLWDU4KHR7}

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	2026-05-18T01:01:36.157739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c03ab1a7e0e9b92ab208aec3a71478fefaca41f2909a209f92d5a41b5200401

Aliases

arxiv: 1509.00882 · arxiv_version: 1509.00882v2 · doi: 10.48550/arxiv.1509.00882 · pith_short_12: HQB2WGT6B2NZ · pith_short_16: HQB2WGT6B2NZFKZA · pith_short_8: HQB2WGT6

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/HQB2WGT6B2NZFKZARLWDU4KHR7 \
  | 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: 3c03ab1a7e0e9b92ab208aec3a71478fefaca41f2909a209f92d5a41b5200401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb39224b6712191df5d9815d51b11c09a65c17bbd9ebab26627761e9ce740013",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-09-02T21:37:41Z",
    "title_canon_sha256": "0f5247c7d97766f6ad4c739c507f622451ec729d406f54caa6f54338b8a8603a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00882",
    "kind": "arxiv",
    "version": 2
  }
}