Pith Number

pith:BUSLUYXW

pith:2017:BUSLUYXWA7FRWN3ZTULE4455TB

not attested not anchored not stored refs pending

Getting acquainted with the fractional Laplacian

Enrico Valdinoci, Nicola Abatangelo

arxiv:1710.11567 v3 · 2017-10-31 · 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{BUSLUYXWA7FRWN3ZTULE4455TB}

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	2026-05-17T23:51:49.636653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d24ba62f607cb1b37799d164e73bd98439f8366429b1e42ee80024ecbebfc78

Aliases

arxiv: 1710.11567 · arxiv_version: 1710.11567v3 · doi: 10.48550/arxiv.1710.11567 · pith_short_12: BUSLUYXWA7FR · pith_short_16: BUSLUYXWA7FRWN3Z · pith_short_8: BUSLUYXW

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/BUSLUYXWA7FRWN3ZTULE4455TB \
  | 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: 0d24ba62f607cb1b37799d164e73bd98439f8366429b1e42ee80024ecbebfc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c85aa2314f2df39a6d231377d26191d911c78928d51de695aacf2cd3c4fb670",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-10-31T16:30:03Z",
    "title_canon_sha256": "e09519809d0297abef625848cf00d979a17dfa74d880e8d8e69a6dadafde569c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11567",
    "kind": "arxiv",
    "version": 3
  }
}