Pith Number

pith:RVCTKN7K

pith:2019:RVCTKN7KUXOYYOCMUP7SDG6VGV

not attested not anchored not stored refs pending

Optimization and Positivity Certificates of Rational Functions using Bernstein Form

Hamza Alzaareer, Hassan Al-Zoubi, Rafael Wisniewski, Tareq Hamadneh

arxiv:1906.11037 v1 · 2019-06-16 · 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{RVCTKN7KUXOYYOCMUP7SDG6VGV}

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	2026-05-17T23:42:10.123758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d453537eaa5dd8c384ca3ff219bd535539fdf01030520c9374f84c0bb2c5936

Aliases

arxiv: 1906.11037 · arxiv_version: 1906.11037v1 · doi: 10.48550/arxiv.1906.11037 · pith_short_12: RVCTKN7KUXOY · pith_short_16: RVCTKN7KUXOYYOCM · pith_short_8: RVCTKN7K

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/RVCTKN7KUXOYYOCMUP7SDG6VGV \
  | 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: 8d453537eaa5dd8c384ca3ff219bd535539fdf01030520c9374f84c0bb2c5936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94fe6155b70b6aa5e1bcbbe9387e9e0b01be276a3aee17ec57543eaa762e721b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-06-16T17:47:38Z",
    "title_canon_sha256": "fd4238641d28117daa7d80c68319a001e438600ab5335863a395ab0d1acff086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11037",
    "kind": "arxiv",
    "version": 1
  }
}