Pith Number

pith:OO6I22MG

pith:2017:OO6I22MGB5FP6UCM2WKOFZA4FT

not attested not anchored not stored refs pending

Towards an Efficient Finite Element Method for the Integral Fractional Laplacian on Polygonal Domains

Christian Glusa, Mark Ainsworth

arxiv:1708.01923 v1 · 2017-08-06 · 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{OO6I22MGB5FP6UCM2WKOFZA4FT}

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	2026-05-17T23:45:15.705047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73bc8d69860f4aff504cd594e2e41c2ccc82c51ce0734af1fb78b5596c3745cc

Aliases

arxiv: 1708.01923 · arxiv_version: 1708.01923v1 · doi: 10.48550/arxiv.1708.01923 · pith_short_12: OO6I22MGB5FP · pith_short_16: OO6I22MGB5FP6UCM · pith_short_8: OO6I22MG

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/OO6I22MGB5FP6UCM2WKOFZA4FT \
  | 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: 73bc8d69860f4aff504cd594e2e41c2ccc82c51ce0734af1fb78b5596c3745cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "977a92117b53979a535c93ff0dcbb8c2998deea8794bc7cf724a1712a4f01e4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-06T19:11:18Z",
    "title_canon_sha256": "e549e7d17bc190183e05288a4e2698f077072c421fb2285dd7a0886edb6c2922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01923",
    "kind": "arxiv",
    "version": 1
  }
}