Pith Number

pith:GC7VJ5MJ

pith:2020:GC7VJ5MJ35ESTOFSNJTQZ4NQ5W

not attested not anchored not stored refs pending

Partial least squares for sparsely observed curves with measurement errors

Richard A. Lockhart, Zhiyang Zhou

arxiv:2003.11542 v2 · 2020-03-25 · 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{GC7VJ5MJ35ESTOFSNJTQZ4NQ5W}

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	2026-07-05T01:18:01.671858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30bf54f589df4929b8b26a670cf1b0edbfa8337b2e9c244c5732db0eb0c0a68d

Aliases

arxiv: 2003.11542 · arxiv_version: 2003.11542v2 · doi: 10.48550/arxiv.2003.11542 · pith_short_12: GC7VJ5MJ35ES · pith_short_16: GC7VJ5MJ35ESTOFS · pith_short_8: GC7VJ5MJ

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/GC7VJ5MJ35ESTOFSNJTQZ4NQ5W \
  | 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: 30bf54f589df4929b8b26a670cf1b0edbfa8337b2e9c244c5732db0eb0c0a68d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29c318292b13595b280ac2cf8b203fc351e678b0e35a2d19d8c77fe7e2e7bf55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2020-03-25T17:59:58Z",
    "title_canon_sha256": "45db263608fb359104739b2f2d56819dfc371f3b101fd150c883b4fab71c2119"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11542",
    "kind": "arxiv",
    "version": 2
  }
}