Pith Number

pith:6CBHZ746

pith:2013:6CBHZ746EDSSCUGYMA5NVKOQVY

not attested not anchored not stored refs pending

Non degeneracy of critical points of the Robin function with respect to deformations of the domain

Angela Pistoia, Anna Maria Micheletti

arxiv:1303.6530 v1 · 2013-03-26 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CBHZ746EDSSCUGYMA5NVKOQVY}

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	2026-05-18T03:29:49.139638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0827cff9e20e52150d8603adaa9d0ae13aac18f07cebe8c6caf602aa23506bb

Aliases

arxiv: 1303.6530 · arxiv_version: 1303.6530v1 · doi: 10.48550/arxiv.1303.6530 · pith_short_12: 6CBHZ746EDSS · pith_short_16: 6CBHZ746EDSSCUGY · pith_short_8: 6CBHZ746

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/6CBHZ746EDSSCUGYMA5NVKOQVY \
  | 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: f0827cff9e20e52150d8603adaa9d0ae13aac18f07cebe8c6caf602aa23506bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a303c76309ff403ec28930eade00d27b8f638ec1ec681d5a8067b767749aa0ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-03-26T15:32:29Z",
    "title_canon_sha256": "712d46acdb5f8e7b1e3a4188ac8136fcfe53fd2fa138f8f82595a22284589d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6530",
    "kind": "arxiv",
    "version": 1
  }
}