Pith Number

pith:IETJANML

pith:2019:IETJANMLE7UDLXRIKCPNFWV3UG

not attested not anchored not stored refs pending

Securing State Estimation Under Sensor and Actuator Attacks: Theory and Design

Mehrdad Showkatbakhsh, Paulo Tabuada, Suhas Diggavi, Yasser Shoukry

arxiv:1904.01869 v1 · 2019-04-03 · math.OC · cs.CR · cs.IT · cs.SY · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IETJANMLE7UDLXRIKCPNFWV3UG}

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	2026-05-17T23:49:29.404471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

412690358b27e835de28509ed2dabba1aaf0da87f033c8cf521d8dc92f772196

Aliases

arxiv: 1904.01869 · arxiv_version: 1904.01869v1 · doi: 10.48550/arxiv.1904.01869 · pith_short_12: IETJANMLE7UD · pith_short_16: IETJANMLE7UDLXRI · pith_short_8: IETJANML

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/IETJANMLE7UDLXRIKCPNFWV3UG \
  | 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: 412690358b27e835de28509ed2dabba1aaf0da87f033c8cf521d8dc92f772196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "933f6b312df49bd88ed04e4e052773569d56b0ba3dac241d7351f5c8aece4edf",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IT",
      "cs.SY",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-03T09:20:56Z",
    "title_canon_sha256": "534bacbcf0021c2e3961588e4646997a8bdc14a9da7ed44509fb3f590d3d6f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01869",
    "kind": "arxiv",
    "version": 1
  }
}