Pith Number

pith:X2FOA3FK

pith:2014:X2FOA3FKTNYE5WLJTV4XFWCVQV

not attested not anchored not stored refs pending

Application of the Enhanced Semidefinite Relaxation Method to Construction of the Optimal Anisotropy Function

Daniel Sevcovic, Maria Trnovska

arxiv:1405.4382 v3 · 2014-05-17 · 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{X2FOA3FKTNYE5WLJTV4XFWCVQV}

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	2026-05-18T02:18:31.597118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be8ae06caa9b704ed9699d7972d855856570bab38b6ae81250f8353ee4e7223d

Aliases

arxiv: 1405.4382 · arxiv_version: 1405.4382v3 · doi: 10.48550/arxiv.1405.4382 · pith_short_12: X2FOA3FKTNYE · pith_short_16: X2FOA3FKTNYE5WLJ · pith_short_8: X2FOA3FK

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/X2FOA3FKTNYE5WLJTV4XFWCVQV \
  | 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: be8ae06caa9b704ed9699d7972d855856570bab38b6ae81250f8353ee4e7223d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7a6e0106772df9f39d37d165d995e70b0f52394ea0aa3176c8bc379dfbc984b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-05-17T11:47:52Z",
    "title_canon_sha256": "7d28f6a4569820f196c72cd39802f1c9dc296f9fd1651fd8b5da7b23275333ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4382",
    "kind": "arxiv",
    "version": 3
  }
}