Pith Number

pith:S7OCY2CS

pith:2014:S7OCY2CS3J3DFTSGFY4Z2GJ5QZ

not attested not anchored not stored refs pending

An Ensemble Kushner-Stratonovich (EnKS) Nonlinear Filter: Additive Particle Updates in Non-Iterative and Iterative Forms

Debasish Roy, Saikat Sarkar

arxiv:1402.1253 v1 · 2014-02-06 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7OCY2CS3J3DFTSGFY4Z2GJ5QZ}

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	2026-05-18T02:59:59.750170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97dc2c6852da7632ce462e399d193d8659ad059727d2475032c2e6ff4075a0f8

Aliases

arxiv: 1402.1253 · arxiv_version: 1402.1253v1 · doi: 10.48550/arxiv.1402.1253 · pith_short_12: S7OCY2CS3J3D · pith_short_16: S7OCY2CS3J3DFTSG · pith_short_8: S7OCY2CS

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/S7OCY2CS3J3DFTSGFY4Z2GJ5QZ \
  | 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: 97dc2c6852da7632ce462e399d193d8659ad059727d2475032c2e6ff4075a0f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aadf48dc52ccb2e3ae04279bb0934475932dd7ac78ddd23e3ecbeafa64f3cfee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-02-06T05:45:31Z",
    "title_canon_sha256": "49d5e0d6ac804ecbef7e908a2db56be583029cdf5b80a36c4900a796fc70fbdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1253",
    "kind": "arxiv",
    "version": 1
  }
}