Pith Number

pith:UV42HYFE

pith:2012:UV42HYFEXXVP3ONO65JCZDDYWT

not attested not anchored not stored refs pending

TIGER: A Tuning-Insensitive Approach for Optimally Estimating Gaussian Graphical Models

Han Liu, Lie Wang

arxiv:1209.2437 v1 · 2012-09-11 · 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{UV42HYFEXXVP3ONO65JCZDDYWT}

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	2026-05-18T03:45:43.171396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a579a3e0a4bdeafdb9aef7522c8c78b4dacfa1c6eb2ef9454764da836507a0f1

Aliases

arxiv: 1209.2437 · arxiv_version: 1209.2437v1 · doi: 10.48550/arxiv.1209.2437 · pith_short_12: UV42HYFEXXVP · pith_short_16: UV42HYFEXXVP3ONO · pith_short_8: UV42HYFE

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/UV42HYFEXXVP3ONO65JCZDDYWT \
  | 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: a579a3e0a4bdeafdb9aef7522c8c78b4dacfa1c6eb2ef9454764da836507a0f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dde683134f80176080a18426adac37e2b8ed000038b31b01bd148e05917f8bf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-09-11T20:53:45Z",
    "title_canon_sha256": "f4216bd914f53173fbd338b55ba3cd3363e15f85fcadb054327c6d9e8e6ab5da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2437",
    "kind": "arxiv",
    "version": 1
  }
}