Pith Number

pith:BGSPBFM5

pith:2012:BGSPBFM53UKK7Z7IWVTXYFLYQC

not attested not anchored not stored refs pending

Variational Algorithms for Marginal MAP

Alexander T. Ihler, Qiang Liu

arxiv:1202.3742 v1 · 2012-02-14 · cs.LG · cs.AI · cs.IT · math.IT · 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{BGSPBFM53UKK7Z7IWVTXYFLYQC}

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	2026-05-18T03:32:28.590687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09a4f0959ddd14afe7e8b5677c1578809b3f8fb59252c246d0ceaad84c05959f

Aliases

arxiv: 1202.3742 · arxiv_version: 1202.3742v1 · doi: 10.48550/arxiv.1202.3742 · pith_short_12: BGSPBFM53UKK · pith_short_16: BGSPBFM53UKK7Z7I · pith_short_8: BGSPBFM5

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/BGSPBFM53UKK7Z7IWVTXYFLYQC \
  | 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: 09a4f0959ddd14afe7e8b5677c1578809b3f8fb59252c246d0ceaad84c05959f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f8a9584ad521b59e683211864bb5902886fc367ed39990fcc382bb5d8c6003b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-02-14T16:41:17Z",
    "title_canon_sha256": "ef0c076146ce0712212d56a1c163ee4d016e3535832807059f9c10b7cd282de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3742",
    "kind": "arxiv",
    "version": 1
  }
}