Pith Number

pith:WWB5GL5I

pith:2026:WWB5GL5IYTSTWMN4LQTK7FAQA2

not attested not anchored not stored refs pending

Eigenvector Varieties

Bernd Sturmfels, Sandra Di Rocco, Svala Sverrisd\'ottir

arxiv:2606.20432 v1 · 2026-06-18 · math.AG · math.RA · quant-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{WWB5GL5IYTSTWMN4LQTK7FAQA2}

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	2026-06-19T16:13:12.291525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b583d32fa8c4e53b31bc5c26af941006991500e390dec27ded165afc5b40a393

Aliases

arxiv: 2606.20432 · arxiv_version: 2606.20432v1 · doi: 10.48550/arxiv.2606.20432 · pith_short_12: WWB5GL5IYTST · pith_short_16: WWB5GL5IYTSTWMN4 · pith_short_8: WWB5GL5I

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/WWB5GL5IYTSTWMN4LQTK7FAQA2 \
  | 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: b583d32fa8c4e53b31bc5c26af941006991500e390dec27ded165afc5b40a393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1317094c1e986427f4a126f2e47630665480d975949b688139a54765e21646",
    "cross_cats_sorted": [
      "math.RA",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-06-18T16:10:44Z",
    "title_canon_sha256": "91a52a5d7ff7455e929b82202ff89d3cb3b2a9be80c20ae04cad1f96db4dae5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20432",
    "kind": "arxiv",
    "version": 1
  }
}