Pith Number

pith:OS5ZW7FS

pith:2019:OS5ZW7FSYXWTDQAWGGBCN6FCHR

not attested not anchored not stored refs pending

A Framework for Population-Based Stochastic Optimization on Abstract Riemannian Manifolds

Peter Tino, Robert Simon Fong

arxiv:1908.06783 v3 · 2019-08-19 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OS5ZW7FSYXWTDQAWGGBCN6FCHR}

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	2026-07-05T06:43:16.328530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bb9b7cb2c5ed31c016318226f8a23c4e0a2b7760991bcd36630dc32c8070e1

Aliases

arxiv: 1908.06783 · arxiv_version: 1908.06783v3 · doi: 10.48550/arxiv.1908.06783 · pith_short_12: OS5ZW7FSYXWT · pith_short_16: OS5ZW7FSYXWTDQAW · pith_short_8: OS5ZW7FS

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/OS5ZW7FSYXWTDQAWGGBCN6FCHR \
  | 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: 74bb9b7cb2c5ed31c016318226f8a23c4e0a2b7760991bcd36630dc32c8070e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c19614724755adb02d2796f3dd8c0495cba45c88220d298ee4e2bf5eeda32ea1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-08-19T13:17:24Z",
    "title_canon_sha256": "86bf101b00fbbd7cd8f1ff35b584366abaec557be08605bbc3a9f7e93d6fcb14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06783",
    "kind": "arxiv",
    "version": 3
  }
}