Pith Number

pith:FYV45LU3

pith:2018:FYV45LU3Q3G7MSSBIEEQCFHTUJ

not attested not anchored not stored refs pending

On Redundant Observability: From Security Index to Attack Detection and Resilient State Estimation

Chanhwa Lee, Hyungbo Shim, Yongsoon Eun

arxiv:1805.02640 v1 · 2018-05-07 · eess.SY · 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{FYV45LU3Q3G7MSSBIEEQCFHTUJ}

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	2026-06-04T19:11:52.190282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e2bceae9b86cdf64a4141090114f3a274cd088f70488f7960f2f96f64f589e4

Aliases

arxiv: 1805.02640 · arxiv_version: 1805.02640v1 · doi: 10.48550/arxiv.1805.02640 · pith_short_12: FYV45LU3Q3G7 · pith_short_16: FYV45LU3Q3G7MSSB · pith_short_8: FYV45LU3

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/FYV45LU3Q3G7MSSBIEEQCFHTUJ \
  | 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: 2e2bceae9b86cdf64a4141090114f3a274cd088f70488f7960f2f96f64f589e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56884108ea9da8f05f40a6054eb56f198dae7137ed26f8678cdba38821569304",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2018-05-07T17:49:34Z",
    "title_canon_sha256": "8e3b4d6d8a9cb23fcd442139460483712b7465e9fe44aa4b16606336787b85ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02640",
    "kind": "arxiv",
    "version": 1
  }
}