Pith Number

pith:2L52OAOQ

pith:2017:2L52OAOQ4YQ4POASDMXZD5SZSZ

not attested not anchored not stored refs pending

A strongly convergent numerical scheme from Ensemble Kalman inversion

Claudia Schillings, Dirk Bl\"omker, Philipp Wacker

arxiv:1703.06767 v3 · 2017-03-20 · 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{2L52OAOQ4YQ4POASDMXZD5SZSZ}

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	2026-05-18T00:13:07.736210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2fba701d0e621c7b8121b2f91f659964345fa9c316e41d2b0992c38e1a8a280

Aliases

arxiv: 1703.06767 · arxiv_version: 1703.06767v3 · doi: 10.48550/arxiv.1703.06767 · pith_short_12: 2L52OAOQ4YQ4 · pith_short_16: 2L52OAOQ4YQ4POAS · pith_short_8: 2L52OAOQ

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/2L52OAOQ4YQ4POASDMXZD5SZSZ \
  | 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: d2fba701d0e621c7b8121b2f91f659964345fa9c316e41d2b0992c38e1a8a280

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "178f63e6a13dbc413f5a515ea7ccecb3deba705641a9db192ff89ef9a5059a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-03-20T14:22:19Z",
    "title_canon_sha256": "4ab64b8015f3a2023a3fc09f4566005de68b9623c8f057d5fa4f9f693b1be287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06767",
    "kind": "arxiv",
    "version": 3
  }
}