Pith Number

pith:JSKYOHNM

pith:2018:JSKYOHNMC2INSZT7JSY6KMFJPM

not attested not anchored not stored refs pending

On exact Pleijel's constant for some domains

Vladimir Bobkov

arxiv:1802.04357 v1 · 2018-02-12 · math.AP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSKYOHNMC2INSZT7JSY6KMFJPM}

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	2026-05-18T00:01:09.805305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c95871dac1690d9667f4cb1e530a97b1d7efb34ff3a1993a5d399a2b35683fb

Aliases

arxiv: 1802.04357 · arxiv_version: 1802.04357v1 · doi: 10.48550/arxiv.1802.04357 · pith_short_12: JSKYOHNMC2IN · pith_short_16: JSKYOHNMC2INSZT7 · pith_short_8: JSKYOHNM

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/JSKYOHNMC2INSZT7JSY6KMFJPM \
  | 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: 4c95871dac1690d9667f4cb1e530a97b1d7efb34ff3a1993a5d399a2b35683fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b743d84437de6388d7e50d047bb9731678da3ff607ff43993120773e786f4ccf",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-02-12T20:51:49Z",
    "title_canon_sha256": "94b29b13f0b6621b336343b8455e48dc2b74ddac862a4aa72e0a7065912c20ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04357",
    "kind": "arxiv",
    "version": 1
  }
}