Pith Number

pith:GNQX4MIO

pith:2014:GNQX4MIO72XHFN3WCUEJY64EL4

not attested not anchored not stored refs pending

Construction of Exact Control for a One-Dimensional Heat Equation with Delay

Denys Khusainov, Elvin Azizbayov, Michael Pokojovy

arxiv:1401.5664 v1 · 2014-01-22 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNQX4MIO72XHFN3WCUEJY64EL4}

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	2026-05-18T03:01:25.050008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33617e310efeae72b77615089c7b845f381e35d10eca932a68b0263cc132bc55

Aliases

arxiv: 1401.5664 · arxiv_version: 1401.5664v1 · doi: 10.48550/arxiv.1401.5664 · pith_short_12: GNQX4MIO72XH · pith_short_16: GNQX4MIO72XHFN3W · pith_short_8: GNQX4MIO

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/GNQX4MIO72XHFN3WCUEJY64EL4 \
  | 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: 33617e310efeae72b77615089c7b845f381e35d10eca932a68b0263cc132bc55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70090ec468dee628b4653677a89573414238525816b214d75279b6a27450973d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-22T13:39:55Z",
    "title_canon_sha256": "f2347f574057d2f52c93574b63f5a8cd19034da59681733fe11770139fd07604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5664",
    "kind": "arxiv",
    "version": 1
  }
}