Pith Number

pith:5ZY2QWZR

pith:2019:5ZY2QWZRNSFRK665QYV7IU62VQ

not attested not anchored not stored refs pending

Sloshing, Steklov and corners: Asymptotics of Steklov eigenvalues for curvilinear polygons

David A. Sher, Iosif Polterovich, Leonid Parnovski, Michael Levitin

arxiv:1908.06455 v3 · 2019-08-18 · math.SP · 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{5ZY2QWZRNSFRK665QYV7IU62VQ}

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	2026-07-05T04:32:46.354774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee71a85b316c8b157bdd862bf453daac05b6d4496e0d9661990693ff78a16054

Aliases

arxiv: 1908.06455 · arxiv_version: 1908.06455v3 · doi: 10.48550/arxiv.1908.06455 · pith_short_12: 5ZY2QWZRNSFR · pith_short_16: 5ZY2QWZRNSFRK665 · pith_short_8: 5ZY2QWZR

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/5ZY2QWZRNSFRK665QYV7IU62VQ \
  | 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: ee71a85b316c8b157bdd862bf453daac05b6d4496e0d9661990693ff78a16054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "687c84ea50bdde146000e367336794af7ed8ab9469b123314620be9da06d7907",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2019-08-18T15:00:39Z",
    "title_canon_sha256": "219b32cccb19044d8bdf7fd509a753fe516234a913941626a4b7bb203c9d4683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06455",
    "kind": "arxiv",
    "version": 3
  }
}