Pith Number

pith:VG5XYNGD

pith:2021:VG5XYNGDWWAZEW77YQ5274ILDS

not attested not anchored not stored refs pending

Optimal shape of stellarators for magnetic confinement fusion

CaGE), Mario Sigalotti (CaGE), R\'emi Robin (LJLL, TONUS), Yannick Privat (UNISTRA

arxiv:2112.05049 v1 · 2021-12-09 · math.OC · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VG5XYNGDWWAZEW77YQ5274ILDS}

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	2026-07-05T03:39:28.736091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9bb7c34c3b581925bffc43baff10b1ca2853f38b89762089591e05638ca0de0

Aliases

arxiv: 2112.05049 · arxiv_version: 2112.05049v1 · doi: 10.48550/arxiv.2112.05049 · pith_short_12: VG5XYNGDWWAZ · pith_short_16: VG5XYNGDWWAZEW77 · pith_short_8: VG5XYNGD

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/VG5XYNGDWWAZEW77YQ5274ILDS \
  | 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: a9bb7c34c3b581925bffc43baff10b1ca2853f38b89762089591e05638ca0de0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c922f6dc8991c9245271a63b8033f91afa8ae5b13d95faa4204a8cf6a5bf0567",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-12-09T17:22:26Z",
    "title_canon_sha256": "97715ed62ee986f5232e5e44df242310f6d7c09ce8d0d542b2008ccb02211d71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05049",
    "kind": "arxiv",
    "version": 1
  }
}