Pith Number

pith:7XXPYTMF

pith:2009:7XXPYTMFAQ7OKGKW4YDJWSXW7L

not attested not anchored not stored refs pending

Groebli solution for three magnetic vortices

N. Papanicolaou, S. Komineas

arxiv:0911.2377 v1 · 2009-11-12 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XXPYTMFAQ7OKGKW4YDJWSXW7L}

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	2026-05-18T04:01:26.671159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdeefc4d85043ee51956e6069b4af6fad63f190117350dd796fb8267a56f24fa

Aliases

arxiv: 0911.2377 · arxiv_version: 0911.2377v1 · doi: 10.48550/arxiv.0911.2377 · pith_short_12: 7XXPYTMFAQ7O · pith_short_16: 7XXPYTMFAQ7OKGKW · pith_short_8: 7XXPYTMF

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/7XXPYTMFAQ7OKGKW4YDJWSXW7L \
  | 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: fdeefc4d85043ee51956e6069b4af6fad63f190117350dd796fb8267a56f24fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd168a3dd8949297763b7467a2b2f2b57064ace7a7d28efa339b4cc660dfb136",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-11-12T13:07:04Z",
    "title_canon_sha256": "54e61992602226cb791e749eeec9f788b32aa722ab0f81309320743484e9276f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2377",
    "kind": "arxiv",
    "version": 1
  }
}