Pith Number

pith:YNAQH54D

pith:2018:YNAQH54DPHAJEJ726HSVJKHXBB

not attested not anchored not stored refs pending

Well Posedness and Convergence Analysis of the Ensemble Kalman Inversion

Claudia Schillings, Dirk Bl\"omker, Philipp Wacker, Simon Weissmann

arxiv:1810.08463 v2 · 2018-10-19 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YNAQH54DPHAJEJ726HSVJKHXBB}

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	2026-06-04T20:13:31.252164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c34103f78379c09227faf1e554a8f7084bfebd21af0e65bd6df6253e0e6ebbe7

Aliases

arxiv: 1810.08463 · arxiv_version: 1810.08463v2 · doi: 10.48550/arxiv.1810.08463 · pith_short_12: YNAQH54DPHAJ · pith_short_16: YNAQH54DPHAJEJ72 · pith_short_8: YNAQH54D

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/YNAQH54DPHAJEJ726HSVJKHXBB \
  | 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: c34103f78379c09227faf1e554a8f7084bfebd21af0e65bd6df6253e0e6ebbe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eafe953e1b37b480025c10e0be6c965748ac2c245362c18b4f7d2261c3e5b2ff",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-19T12:32:20Z",
    "title_canon_sha256": "b6984292c14aec1029deb559d74671e95682249bc19898d4ac290fbcfbfe3f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08463",
    "kind": "arxiv",
    "version": 2
  }
}