Pith Number

pith:GWFJ6JRY

pith:2018:GWFJ6JRYBHXU6A2C5AGY6FK7EL

not attested not anchored not stored refs pending

New features of the first eigenvalue on negatively curved spaces

Alexandru Krist\'aly

arxiv:1810.06487 v1 · 2018-10-15 · 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{GWFJ6JRYBHXU6A2C5AGY6FK7EL}

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.

Cited by

1 paper in Pith

Fundamental tones of clamped plates in nonpositively curved spaces

Receipt and verification

First computed	2026-07-05T01:09:37.863201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

358a9f263809ef4f0342e80d8f155f22c96e4eb09c8ac85639ff3dd5b403782c

Aliases

arxiv: 1810.06487 · arxiv_version: 1810.06487v1 · doi: 10.48550/arxiv.1810.06487 · pith_short_12: GWFJ6JRYBHXU · pith_short_16: GWFJ6JRYBHXU6A2C · pith_short_8: GWFJ6JRY

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/GWFJ6JRYBHXU6A2C5AGY6FK7EL \
  | 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: 358a9f263809ef4f0342e80d8f155f22c96e4eb09c8ac85639ff3dd5b403782c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44aad62dad8cb0ca3181c432ff07f5f2f6777877080e69d383b63882e2a854c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-15T15:55:03Z",
    "title_canon_sha256": "7488161faf949e1dac2691c2a1d43b0ba572d6926c06c3ae2e9be83f43ceb3e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06487",
    "kind": "arxiv",
    "version": 1
  }
}