Pith Number

pith:REMORFHJ

pith:2012:REMORFHJWBGAPI5E43BHD4ONWZ

not attested not anchored not stored refs pending

Upper bounds for Steklov eigenvalues on surfaces

Alexandre Girouard, Iosif Polterovich

arxiv:1202.5108 v1 · 2012-02-23 · math.SP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{REMORFHJWBGAPI5E43BHD4ONWZ}

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	2026-05-18T03:10:58.502843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8918e894e9b04c07a3a4e6c271f1cdb6629e74505d89ac9dba8b58a38cd1931d

Aliases

arxiv: 1202.5108 · arxiv_version: 1202.5108v1 · doi: 10.48550/arxiv.1202.5108 · pith_short_12: REMORFHJWBGA · pith_short_16: REMORFHJWBGAPI5E · pith_short_8: REMORFHJ

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/REMORFHJWBGAPI5E43BHD4ONWZ \
  | 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: 8918e894e9b04c07a3a4e6c271f1cdb6629e74505d89ac9dba8b58a38cd1931d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f98fb25e202db8771f441916b033853144bc12a4ff019940e8a6e9f036f26a8f",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2012-02-23T08:16:10Z",
    "title_canon_sha256": "d69b9ba480e4df5cf1ba742337bfad534b75afb222bf8f19b9a26ff765924c20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5108",
    "kind": "arxiv",
    "version": 1
  }
}