Pith Number

pith:EMLARPLC

pith:2010:EMLARPLCBOPMSCDUMUOQSUYPRS

not attested not anchored not stored refs pending

Reply to "Comment on 'Ensemble Kalman filter with the unscented transform'"

Ibrahim Hoteit, Irene M. Moroz, Xiaodong Luo

arxiv:1005.2664 v1 · 2010-05-15 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMLARPLCBOPMSCDUMUOQSUYPRS}

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	2026-05-18T02:24:06.782816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

231608bd620b9ec90874651d09530f8c89fc07872419685edd1f6eb583002eca

Aliases

arxiv: 1005.2664 · arxiv_version: 1005.2664v1 · doi: 10.48550/arxiv.1005.2664 · pith_short_12: EMLARPLCBOPM · pith_short_16: EMLARPLCBOPMSCDU · pith_short_8: EMLARPLC

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/EMLARPLCBOPMSCDUMUOQSUYPRS \
  | 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: 231608bd620b9ec90874651d09530f8c89fc07872419685edd1f6eb583002eca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95f83eabc59a0d54b2b56ffc45758948b167e07f7b50fa9e5835c910350a911a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2010-05-15T10:45:52Z",
    "title_canon_sha256": "ce9367111967d00767ca5f0c21ce85b64cfecf138c35e022afdf28a8564a70ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2664",
    "kind": "arxiv",
    "version": 1
  }
}