Pith Number

pith:QPNOJUTS

pith:2017:QPNOJUTSXO33XJTJ74XHZYQLHI

not attested not anchored not stored refs pending

Optimal design problems for the first $p-$fractional eigenvalue with mixed boundary conditions

Juan F. Spedaletti, Julian Fernandez Bonder, Julio D. Rossi

arxiv:1702.04315 v1 · 2017-02-14 · 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{QPNOJUTSXO33XJTJ74XHZYQLHI}

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	2026-05-18T00:50:43.513489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83dae4d272bbb7bba669ff2e7ce20b3a3d58b47a908c91720dc15753a27df508

Aliases

arxiv: 1702.04315 · arxiv_version: 1702.04315v1 · doi: 10.48550/arxiv.1702.04315 · pith_short_12: QPNOJUTSXO33 · pith_short_16: QPNOJUTSXO33XJTJ · pith_short_8: QPNOJUTS

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/QPNOJUTSXO33XJTJ74XHZYQLHI \
  | 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: 83dae4d272bbb7bba669ff2e7ce20b3a3d58b47a908c91720dc15753a27df508

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4bb084b03b61952e86b92aea4739016cbaff75d55e571fa042b90d5402d27d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-02-14T18:03:20Z",
    "title_canon_sha256": "5c763d7e5536100e1f884fd3c91e58d80988e724d0125dcf6b1b6134bdd21406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04315",
    "kind": "arxiv",
    "version": 1
  }
}