Pith Number

pith:KPSSFG7B

pith:2024:KPSSFG7BUNJQFQM6OLOZBNXUSD

not attested not anchored not stored refs pending

A practical, fast method for solving sum-of-squares problems for very large polynomials

Daniel Keren, Margarita Osadchy, Roi Poranne

arxiv:2410.19844 v1 · 2024-10-21 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPSSFG7BUNJQFQM6OLOZBNXUSD}

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	2026-07-05T09:26:34.390654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e5229be1a35302c19e72dd90b6f490d0ecb82462089e077d582eef9c9ac454

Aliases

arxiv: 2410.19844 · arxiv_version: 2410.19844v1 · doi: 10.48550/arxiv.2410.19844 · pith_short_12: KPSSFG7BUNJQ · pith_short_16: KPSSFG7BUNJQFQM6 · pith_short_8: KPSSFG7B

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/KPSSFG7BUNJQFQM6OLOZBNXUSD \
  | 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: 53e5229be1a35302c19e72dd90b6f490d0ecb82462089e077d582eef9c9ac454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf40f7b9e7893c864e25c67ee0575e5dc0b4855e12585d8b69fb0167e1fb7934",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-10-21T12:47:42Z",
    "title_canon_sha256": "9930b9dac883d7632882f4c0a71ef543a4c9d9c735884cf5efe77cba5ac950e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.19844",
    "kind": "arxiv",
    "version": 1
  }
}