Pith Number

pith:GEGEYCFT

pith:2015:GEGEYCFT65UFEZ6WNGTWMDLJQO

not attested not anchored not stored refs pending

A Convex Sum-of-Squares Approach to Analysis, State Feedback and Output Feedback Control of Parabolic PDEs

Aditya Gahlawat, Matthew M. Peet

arxiv:1507.05888 v3 · 2015-07-21 · 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{GEGEYCFT65UFEZ6WNGTWMDLJQO}

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	2026-05-18T01:06:22.787413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

310c4c08b3f7685267d669a7660d69839572f17bbbc95882a44c05f5b65943a8

Aliases

arxiv: 1507.05888 · arxiv_version: 1507.05888v3 · doi: 10.48550/arxiv.1507.05888 · pith_short_12: GEGEYCFT65UF · pith_short_16: GEGEYCFT65UFEZ6W · pith_short_8: GEGEYCFT

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/GEGEYCFT65UFEZ6WNGTWMDLJQO \
  | 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: 310c4c08b3f7685267d669a7660d69839572f17bbbc95882a44c05f5b65943a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed49f971ec950f2bbe76332e0991591de1b6c140970a6c3cd72f1970daad1695",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-07-21T16:04:07Z",
    "title_canon_sha256": "2ab0e4624fa8d3c3a60ef6518c6f90c907abcfcca63e4211467eb9ec1051d71f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05888",
    "kind": "arxiv",
    "version": 3
  }
}