Pith Number

pith:4NRPGT2R

pith:2017:4NRPGT2RSGEQQACF4WLMJPNE2M

not attested not anchored not stored refs pending

Spectral Properties of the Neumann-Laplace operator in Quasiconformal Regular Domains

A. Ukhlov, V. Gol'dshtein, V. Pchelintsev

arxiv:1703.03577 v1 · 2017-03-10 · 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{4NRPGT2RSGEQQACF4WLMJPNE2M}

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	2026-05-18T00:48:58.691236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e362f34f519189080045e596c4bda4d30f7d055668be6fe4db505e6efd8c758a

Aliases

arxiv: 1703.03577 · arxiv_version: 1703.03577v1 · doi: 10.48550/arxiv.1703.03577 · pith_short_12: 4NRPGT2RSGEQ · pith_short_16: 4NRPGT2RSGEQQACF · pith_short_8: 4NRPGT2R

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/4NRPGT2RSGEQQACF4WLMJPNE2M \
  | 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: e362f34f519189080045e596c4bda4d30f7d055668be6fe4db505e6efd8c758a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5877fbe97c00011305eeb37028b3cba9a19269c9d9d7c20ef1579f966750793d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-03-10T08:42:34Z",
    "title_canon_sha256": "6642566014f29fef0a0212ac2290bd6ec8c7377de54cbd0b29d5c73bf1f94eb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03577",
    "kind": "arxiv",
    "version": 1
  }
}