Pith Number

pith:437FRUX5

pith:2018:437FRUX53RDH7HHXNB2DQGIJHA

not attested not anchored not stored refs pending

Nonlocal operators with singular anisotropic kernels

Jamil Chaker, Moritz Kassmann

arxiv:1803.01835 v1 · 2018-03-05 · 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{437FRUX53RDH7HHXNB2DQGIJHA}

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	2026-05-18T00:21:59.514399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6fe58d2fddc467f9cf768743819093823f754862df4c51d82f3ed13b648e465

Aliases

arxiv: 1803.01835 · arxiv_version: 1803.01835v1 · doi: 10.48550/arxiv.1803.01835 · pith_short_12: 437FRUX53RDH · pith_short_16: 437FRUX53RDH7HHX · pith_short_8: 437FRUX5

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/437FRUX53RDH7HHXNB2DQGIJHA \
  | 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: e6fe58d2fddc467f9cf768743819093823f754862df4c51d82f3ed13b648e465

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87960e3817ebc966b7b040c777da24bbfca46045bb4633f5b4cedc6c943c1566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-05T18:56:14Z",
    "title_canon_sha256": "c5d1016a70251f0489961e742c6cbece395386f107aa3951c6419f6968c7a6b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01835",
    "kind": "arxiv",
    "version": 1
  }
}