Pith Number

pith:G4RH25IE

pith:2019:G4RH25IEJKKPFY3VQ4ZCWAZ4W7

not attested not anchored not stored refs pending

Sparse Estimation of Historical Functional Linear Models with a Nested Group Bridge Approach

Jiguo Cao, Xiaolei Xun

arxiv:1905.11676 v1 · 2019-05-28 · 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{G4RH25IEJKKPFY3VQ4ZCWAZ4W7}

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	2026-05-17T23:44:52.699833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37227d75044a94f2e37587322b033cb7f8cc1395e8e4da33db762658dad7725c

Aliases

arxiv: 1905.11676 · arxiv_version: 1905.11676v1 · doi: 10.48550/arxiv.1905.11676 · pith_short_12: G4RH25IEJKKP · pith_short_16: G4RH25IEJKKPFY3V · pith_short_8: G4RH25IE

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/G4RH25IEJKKPFY3VQ4ZCWAZ4W7 \
  | 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: 37227d75044a94f2e37587322b033cb7f8cc1395e8e4da33db762658dad7725c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2af534fe4702dfb828675a3613061f9e01327ab92441efc3c23cc03907293ed7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-05-28T08:30:59Z",
    "title_canon_sha256": "8ba34565f49bd8cb9aba91179fdf6b9b85ebd5122c31da5d4a9040892fac091e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11676",
    "kind": "arxiv",
    "version": 1
  }
}