Pith Number

pith:VHY5QISM

pith:2012:VHY5QISMPPVXE5T2HYBTTFWWZA

not attested not anchored not stored refs pending

Objective Improvement in Information-Geometric Optimization

Yann Ollivier (LRI), Youhei Akimoto (INRIA Saclay - Ile de France)

arxiv:1211.3831 v3 · 2012-11-16 · cs.LG · cs.AI · 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{VHY5QISMPPVXE5T2HYBTTFWWZA}

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	2026-05-18T03:31:33.698089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9f1d8224c7beb72767a3e033996d6c82357bc3090911042a5d779051c749dbd

Aliases

arxiv: 1211.3831 · arxiv_version: 1211.3831v3 · doi: 10.48550/arxiv.1211.3831 · pith_short_12: VHY5QISMPPVX · pith_short_16: VHY5QISMPPVXE5T2 · pith_short_8: VHY5QISM

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/VHY5QISMPPVXE5T2HYBTTFWWZA \
  | 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: a9f1d8224c7beb72767a3e033996d6c82357bc3090911042a5d779051c749dbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80d50acbd525aeb6ca8e6ec42082b8c87163a6510f91c487bfd85ae59fc25b60",
    "cross_cats_sorted": [
      "cs.AI",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-11-16T08:54:08Z",
    "title_canon_sha256": "128dfd4a14337d4ab4bf82485d1fc70fcdc2800aaf4acafb27e633d4ddee3f37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3831",
    "kind": "arxiv",
    "version": 3
  }
}