Pith Number

pith:UBKCVJKM

pith:2015:UBKCVJKMRO7FHDPP3ZZ33M4ICK

not attested not anchored not stored refs pending

A Bayesian Approach to Sparse plus Low rank Network Identification

Alessandro Chiuso, Mattia Zorzi

arxiv:1503.07340 v2 · 2015-03-25 · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UBKCVJKMRO7FHDPP3ZZ33M4ICK}

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	2026-05-18T01:32:00.703304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0542aa54c8bbe538defde73bdb38812aea70c9129a3c25c17b25094254dc240

Aliases

arxiv: 1503.07340 · arxiv_version: 1503.07340v2 · doi: 10.48550/arxiv.1503.07340 · pith_short_12: UBKCVJKMRO7F · pith_short_16: UBKCVJKMRO7FHDPP · pith_short_8: UBKCVJKM

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/UBKCVJKMRO7FHDPP3ZZ33M4ICK \
  | 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: a0542aa54c8bbe538defde73bdb38812aea70c9129a3c25c17b25094254dc240

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73be10b36d4cf9081a3a454f21f56afb524033d58e80461866af5ed19fed1c58",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-25T11:32:03Z",
    "title_canon_sha256": "9605146461f8374ded85f9e2fc368c96c455e1af039eff80357f52dae7621976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07340",
    "kind": "arxiv",
    "version": 2
  }
}