Pith Number

pith:VWS4ITT2

pith:2026:VWS4ITT26U6WG4VECOXKFB4IXD

not attested not anchored not stored refs pending

Practical prescribed-time prescribed performance control with asymptotic convergence -- A vanishing sigma-modification approach

Guangren Duan, He Kong, Mehdi Golestani, Weizhen Liu, Yongduan Song

arxiv:2601.14882 v1 · 2026-01-21 · math.OC · cs.SY · eess.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{VWS4ITT26U6WG4VECOXKFB4IXD}

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	2026-06-23T03:13:53.442437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ada5c44e7af53d6372a413aea28788b8f60afb83a882bf718c5608d5ad7eaa1a

Aliases

arxiv: 2601.14882 · arxiv_version: 2601.14882v1 · doi: 10.48550/arxiv.2601.14882 · pith_short_12: VWS4ITT26U6W · pith_short_16: VWS4ITT26U6WG4VE · pith_short_8: VWS4ITT2

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/VWS4ITT26U6WG4VECOXKFB4IXD \
  | 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: ada5c44e7af53d6372a413aea28788b8f60afb83a882bf718c5608d5ad7eaa1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03d356acd7b8b1b5dfa9a45b232fa69e7c9b6877a49585f8b4e178f0c356a765",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-01-21T11:11:21Z",
    "title_canon_sha256": "5a0b45bd65999245d03d39defa36cb5638bb24658b6d120c32cbb51b5526c293"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.14882",
    "kind": "arxiv",
    "version": 1
  }
}