Pith Number

pith:WQV7GNML

pith:2019:WQV7GNMLDJBRDQWLMQJRSOVLZH

not attested not anchored not stored refs pending

Empirical Bayesian Learning in AR Graphical Models

Mattia Zorzi

arxiv:1907.03829 v1 · 2019-07-08 · math.OC · 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{WQV7GNMLDJBRDQWLMQJRSOVLZH}

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	2026-05-17T23:41:06.710189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b42bf3358b1a4311c2cb6413193aabc9cce0c184b7e2ea991d61fad7e3db5ac9

Aliases

arxiv: 1907.03829 · arxiv_version: 1907.03829v1 · doi: 10.48550/arxiv.1907.03829 · pith_short_12: WQV7GNMLDJBR · pith_short_16: WQV7GNMLDJBRDQWL · pith_short_8: WQV7GNML

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/WQV7GNMLDJBRDQWLMQJRSOVLZH \
  | 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: b42bf3358b1a4311c2cb6413193aabc9cce0c184b7e2ea991d61fad7e3db5ac9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "633f6b4c89bfdd810353a238916a878bd613791132dd0b8714f3f0c0c956b45c",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-07-08T19:49:12Z",
    "title_canon_sha256": "c060c884f13d233973646262758fac898cbcf1a7d491696e5ce0002972c0484c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03829",
    "kind": "arxiv",
    "version": 1
  }
}