Pith Number

pith:DZHVPSEB

pith:2024:DZHVPSEBEASJ32ATWRUIKG64JP

not attested not anchored not stored refs pending

Adaptive State Observers of Linear Time-varying Descriptor Systems: A Parameter Estimation-Based Approach

Alexey Bobtsov, Fernando Castanos, Nikolay Nikolaev, Romeo Ortega

arxiv:2407.14373 v1 · 2024-07-19 · 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{DZHVPSEBEASJ32ATWRUIKG64JP}

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	2026-07-05T08:46:11.370189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e4f57c88120249de813b468851bdc4bdafb409be0d262a3d328fc0ca90469ed

Aliases

arxiv: 2407.14373 · arxiv_version: 2407.14373v1 · doi: 10.48550/arxiv.2407.14373 · pith_short_12: DZHVPSEBEASJ · pith_short_16: DZHVPSEBEASJ32AT · pith_short_8: DZHVPSEB

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/DZHVPSEBEASJ32ATWRUIKG64JP \
  | 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: 1e4f57c88120249de813b468851bdc4bdafb409be0d262a3d328fc0ca90469ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82c3db6b8bb297dae876deb318c59adc8f60011578d83c1d255500e42f49dd60",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2024-07-19T15:03:17Z",
    "title_canon_sha256": "dcf5cf1bda677e88f95364b1303babf40d93becf3211ef17d7e3a467bebda236"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.14373",
    "kind": "arxiv",
    "version": 1
  }
}