Pith Number

pith:3IIBGIZV

pith:2017:3IIBGIZVKN3PWHTT3PU2NDRDRA

not attested not anchored not stored refs pending

Globally positive solutions of linear parabolic partial differential equations of second order with Dirichlet boundary conditions

Janusz Mierczy\'nski

arxiv:1708.06813 v1 · 2017-08-22 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IIBGIZVKN3PWHTT3PU2NDRDRA}

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	2026-05-18T00:36:52.031366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da101323355376fb1e73dbe9a68e23881356c49785cded424b01339343e3b6cd

Aliases

arxiv: 1708.06813 · arxiv_version: 1708.06813v1 · doi: 10.48550/arxiv.1708.06813 · pith_short_12: 3IIBGIZVKN3P · pith_short_16: 3IIBGIZVKN3PWHTT · pith_short_8: 3IIBGIZV

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/3IIBGIZVKN3PWHTT3PU2NDRDRA \
  | 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: da101323355376fb1e73dbe9a68e23881356c49785cded424b01339343e3b6cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c94dcc996e511c0b32e54e9250fcaa400319e93f75b79da972080fad94295c56",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-08-22T20:46:44Z",
    "title_canon_sha256": "9264ab46beb1c37ecfc70079d298326b977814c1e79d2f8ae5556d76953df61e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06813",
    "kind": "arxiv",
    "version": 1
  }
}