Pith Number

pith:FFXLTMDZ

pith:2018:FFXLTMDZNL4Z47QZ22T7CWF6IK

not attested not anchored not stored refs pending

Heat kernels of non-symmetric L\'evy-type operators

Karol Szczypkowski, Tomasz Grzywny

arxiv:1804.01313 v1 · 2018-04-04 · math.AP · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFXLTMDZNL4Z47QZ22T7CWF6IK}

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	2026-05-18T00:19:15.442898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

296eb9b0796af99e7e19d6a7f158be428ec06f0169159d1f5339ac6351ef6ef8

Aliases

arxiv: 1804.01313 · arxiv_version: 1804.01313v1 · doi: 10.48550/arxiv.1804.01313 · pith_short_12: FFXLTMDZNL4Z · pith_short_16: FFXLTMDZNL4Z47QZ · pith_short_8: FFXLTMDZ

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/FFXLTMDZNL4Z47QZ22T7CWF6IK \
  | 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: 296eb9b0796af99e7e19d6a7f158be428ec06f0169159d1f5339ac6351ef6ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45d10638c26f4d4ad99e9e62bd28f2db5c0cf1230baaf2dd5a31bb1d3a7c15c0",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-04-04T09:21:25Z",
    "title_canon_sha256": "25fad455da2e0189feaa2a1e089c3168d6cb7d0040b13e4345fa72b2529fa7c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01313",
    "kind": "arxiv",
    "version": 1
  }
}