Pith Number

pith:J3S35J3L

pith:2019:J3S35J3L5QCJ7AYXHYK4TWC7KO

not attested not anchored not stored refs pending

Diffusion map-based algorithm for Gain function approximation in the Feedback Particle Filter

Amirhossein Taghvaei, Prashant G. Mehta, Sean P. Meyn

arxiv:1902.07263 v2 · 2019-02-19 · math.OC · cs.NA · math.NA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3S35J3L5QCJ7AYXHYK4TWC7KO}

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	2026-06-04T20:13:54.769410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ee5bea76bec049f83173e15c9d85f53b392e8470964d0d24ea21d7b79da0642

Aliases

arxiv: 1902.07263 · arxiv_version: 1902.07263v2 · doi: 10.48550/arxiv.1902.07263 · pith_short_12: J3S35J3L5QCJ · pith_short_16: J3S35J3L5QCJ7AYX · pith_short_8: J3S35J3L

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/J3S35J3L5QCJ7AYXHYK4TWC7KO \
  | 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: 4ee5bea76bec049f83173e15c9d85f53b392e8470964d0d24ea21d7b79da0642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "222ab7d73e98bfdf5b2ec90f80f83d9403b283afff91b9edf4c780daff36c5dc",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-19T20:05:09Z",
    "title_canon_sha256": "4ba95a1e808139e6c8b17fd0b65c1bf7da773bfbd46491c462a852a0b4d4b6dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07263",
    "kind": "arxiv",
    "version": 2
  }
}