Pith Number

pith:TI2PIRQE

pith:2017:TI2PIRQEMOPNRIRWPRYGYIF345

not attested not anchored not stored refs pending

Principal Eigenvalue of Mixed Problem for the Fractional Laplacian: Moving the Boundary Conditions

Ana Primo, Fernando Soria, Ireneo Peral, Maria Medina, Tommaso Leonori

arxiv:1702.07644 v2 · 2017-02-23 · 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{TI2PIRQEMOPNRIRWPRYGYIF345}

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	2026-05-18T00:48:53.388739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a34f44604639ed8a2367c706c20bbe761f8c957d6380a3f76c12a51afe7c612

Aliases

arxiv: 1702.07644 · arxiv_version: 1702.07644v2 · doi: 10.48550/arxiv.1702.07644 · pith_short_12: TI2PIRQEMOPN · pith_short_16: TI2PIRQEMOPNRIRW · pith_short_8: TI2PIRQE

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/TI2PIRQEMOPNRIRWPRYGYIF345 \
  | 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: 9a34f44604639ed8a2367c706c20bbe761f8c957d6380a3f76c12a51afe7c612

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f6e8c60fd9739953b3896c7d3e6eced9e2b81221e1f6d453366cae4cca31bdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-02-23T13:28:11Z",
    "title_canon_sha256": "34b9b98fa1d97d044dfd5e89b76e4faf7ecc80257761b225025abbbb40fed31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07644",
    "kind": "arxiv",
    "version": 2
  }
}