Pith Number

pith:3XGH6LPR

pith:2016:3XGH6LPRGRBHCN4E2EDQVWAEUB

not attested not anchored not stored refs pending

Optimal State Estimation with Measurements Corrupted by Laplace Noise

Farhad Farokhi, Henrik Sandberg, Jezdimir Milosevic

arxiv:1609.00115 v1 · 2016-09-01 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XGH6LPRGRBHCN4E2EDQVWAEUB}

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	2026-05-18T01:06:27.889627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddcc7f2df13442713784d1070ad804a065fbf41d0a510829e4ef6dbd157270d3

Aliases

arxiv: 1609.00115 · arxiv_version: 1609.00115v1 · doi: 10.48550/arxiv.1609.00115 · pith_short_12: 3XGH6LPRGRBH · pith_short_16: 3XGH6LPRGRBHCN4E · pith_short_8: 3XGH6LPR

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/3XGH6LPRGRBHCN4E2EDQVWAEUB \
  | 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: ddcc7f2df13442713784d1070ad804a065fbf41d0a510829e4ef6dbd157270d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59162bfccdd3e0c005b9b15cea1d04d27a71539203bb95fecf304cf723e409cd",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-09-01T05:33:30Z",
    "title_canon_sha256": "f90a7d616f951b88f20fcbd7d4161598bc76edcb4b1c0ce3cbcfbde8deeb6aef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00115",
    "kind": "arxiv",
    "version": 1
  }
}