Pith Number

pith:OVYJ2P76

pith:2022:OVYJ2P76S75Q47X5Q57UHNLIY7

not attested not anchored not stored refs pending

Exact SOHS decompositions of trigonometric univariate polynomials with Gaussian coefficients

Markus Schweighofer, Mohab Safey El Din, Trung Hieu Vu, Victor Magron

arxiv:2202.06544 v2 · 2022-02-14 · cs.SC · 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{OVYJ2P76S75Q47X5Q57UHNLIY7}

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	2026-07-05T06:57:05.550765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75709d3ffe97fb0e7efd877f43b568c7ca02b645e5e96dbcde530fce0cd999e4

Aliases

arxiv: 2202.06544 · arxiv_version: 2202.06544v2 · doi: 10.48550/arxiv.2202.06544 · pith_short_12: OVYJ2P76S75Q · pith_short_16: OVYJ2P76S75Q47X5 · pith_short_8: OVYJ2P76

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/OVYJ2P76S75Q47X5Q57UHNLIY7 \
  | 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: 75709d3ffe97fb0e7efd877f43b568c7ca02b645e5e96dbcde530fce0cd999e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dbe17ea0a2bf4b8fa6b5cc34c26b3c44e50f4fb6efc00440b277bef8cd3d14f",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2022-02-14T08:33:18Z",
    "title_canon_sha256": "df617fd2b105d6771bb202292194cab0a54dff296b4726799cecd3c6b5588539"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.06544",
    "kind": "arxiv",
    "version": 2
  }
}