Pith Number

pith:WO5YMWWX

pith:2017:WO5YMWWXL4DPPPSM2ZTQB7J3NI

not attested not anchored not stored refs pending

Nonnegative Polynomial with no Certificate of Nonnegativity in the Simplicial Bernstein Basis

Christoffer Sloth

arxiv:1710.05735 v1 · 2017-10-12 · math.NA · 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{WO5YMWWXL4DPPPSM2ZTQB7J3NI}

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	2026-05-18T00:32:48.356478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3bb865ad75f06f7be4cd66700fd3b6a2c986e1f2efed6ce227d7cdf8f76a730

Aliases

arxiv: 1710.05735 · arxiv_version: 1710.05735v1 · doi: 10.48550/arxiv.1710.05735 · pith_short_12: WO5YMWWXL4DP · pith_short_16: WO5YMWWXL4DPPPSM · pith_short_8: WO5YMWWX

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/WO5YMWWXL4DPPPSM2ZTQB7J3NI \
  | 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: b3bb865ad75f06f7be4cd66700fd3b6a2c986e1f2efed6ce227d7cdf8f76a730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c735b1fd9e3b9b3ed13ae26a8acf46bbedd202975bf16a54e37c250be1e9287",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-10-12T23:25:58Z",
    "title_canon_sha256": "7916c7c896bfef9013f6fe7332041cadd1a9c22be75b762743df922f6c0afea9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05735",
    "kind": "arxiv",
    "version": 1
  }
}