Pith Number

pith:C6OR57AY

pith:2011:C6OR57AYQ6W2BGVJJBVXP4TKLI

not attested not anchored not stored refs pending

Kalman filtering and smoothing for linear wave equations with model error

Andrew Stuart, Damon McDougall, Wonjung Lee

arxiv:1101.5096 v2 · 2011-01-26 · 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{C6OR57AYQ6W2BGVJJBVXP4TKLI}

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	2026-05-18T02:03:21.926358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

179d1efc1887ada09aa9486b77f26a5a248c64a2deeaef8f541e47c9059861ee

Aliases

arxiv: 1101.5096 · arxiv_version: 1101.5096v2 · doi: 10.48550/arxiv.1101.5096 · pith_short_12: C6OR57AYQ6W2 · pith_short_16: C6OR57AYQ6W2BGVJ · pith_short_8: C6OR57AY

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/C6OR57AYQ6W2BGVJJBVXP4TKLI \
  | 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: 179d1efc1887ada09aa9486b77f26a5a248c64a2deeaef8f541e47c9059861ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a1f522cc91aa88c99789c20c2de90832b6e2c446587fa5a38228e5a50247c7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2011-01-26T16:04:14Z",
    "title_canon_sha256": "8321c0abe123a18e0647bd6a3d615d36805400bf001afe979856b81a839f17aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5096",
    "kind": "arxiv",
    "version": 2
  }
}