Pith Number

pith:QCDG3V2O

pith:2019:QCDG3V2OAEJHYBXCG7LH5AQ7MI

not attested not anchored not stored refs pending

Large-dimensional Factor Analysis without Moment Constraints

Long Yu, Xinbing Kong, Xinsheng Zhang, Yong He

arxiv:1908.04957 v3 · 2019-08-14 · 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{QCDG3V2OAEJHYBXCG7LH5AQ7MI}

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	2026-07-05T01:06:49.059857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80866dd74e01127c06e237d67e821f6238040e589ab68df0741ca84a70e1e2c9

Aliases

arxiv: 1908.04957 · arxiv_version: 1908.04957v3 · doi: 10.48550/arxiv.1908.04957 · pith_short_12: QCDG3V2OAEJH · pith_short_16: QCDG3V2OAEJHYBXC · pith_short_8: QCDG3V2O

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/QCDG3V2OAEJHYBXCG7LH5AQ7MI \
  | 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: 80866dd74e01127c06e237d67e821f6238040e589ab68df0741ca84a70e1e2c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73f1ff44bebdc1d93de9ec12fe05f047916f2301f583fababea5c7c7c4aba611",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-08-14T05:12:52Z",
    "title_canon_sha256": "c15c9d83d7621a2b18418aab16eee5d3781503a91c9599bf692b41169c1235c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04957",
    "kind": "arxiv",
    "version": 3
  }
}