Pith Number

pith:4GOMPCQ6

pith:2016:4GOMPCQ6D23XP67IEDPSCK23AD

not attested not anchored not stored refs pending

Finite element approximation for the fractional eigenvalue problem

Juan Pablo Borthagaray, Leandro M. Del Pezzo, Sandra Mart\'inez

arxiv:1603.00317 v3 · 2016-03-01 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4GOMPCQ6D23XP67IEDPSCK23AD}

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	2026-05-17T23:55:01.447969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e19cc78a1e1eb777fbe820df212b5b00e8ee3d13353f1aa81b0cbb8f72e4a983

Aliases

arxiv: 1603.00317 · arxiv_version: 1603.00317v3 · doi: 10.48550/arxiv.1603.00317 · pith_short_12: 4GOMPCQ6D23X · pith_short_16: 4GOMPCQ6D23XP67I · pith_short_8: 4GOMPCQ6

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/4GOMPCQ6D23XP67IEDPSCK23AD \
  | 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: e19cc78a1e1eb777fbe820df212b5b00e8ee3d13353f1aa81b0cbb8f72e4a983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3e01ed585026d4158e1d4e13fa0f0b231aaaf22c02042ec269ffff662cae345",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-03-01T15:21:26Z",
    "title_canon_sha256": "0262eaeae8b4e33be83d19c725a34ead754619ef76f6dd3752982cfdff03f663"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00317",
    "kind": "arxiv",
    "version": 3
  }
}