Pith Number

pith:O7ZCA4YF

pith:2017:O7ZCA4YF4XJX3FULUOEMR3EV2P

not attested not anchored not stored refs pending

Globally positive solutions of linear parabolic PDE's of second order with Robin boundary conditions

Janusz Mierczy\'nski

arxiv:1708.06150 v1 · 2017-08-21 · 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{O7ZCA4YF4XJX3FULUOEMR3EV2P}

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	2026-05-18T00:37:43.077799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f2207305e5d37d968ba388c8ec95d3e5c737ba76ea5917162e68c5410e6951

Aliases

arxiv: 1708.06150 · arxiv_version: 1708.06150v1 · doi: 10.48550/arxiv.1708.06150 · pith_short_12: O7ZCA4YF4XJX · pith_short_16: O7ZCA4YF4XJX3FUL · pith_short_8: O7ZCA4YF

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/O7ZCA4YF4XJX3FULUOEMR3EV2P \
  | 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: 77f2207305e5d37d968ba388c8ec95d3e5c737ba76ea5917162e68c5410e6951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9565080c8a4ec24ceb8c121c2e054ed9f8147ed2b7936eee448a86af015f0d8",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-08-21T11:08:35Z",
    "title_canon_sha256": "b1446c6978c42d14d8f3b202d9cf18917229ce36b80ad9093d8688c2b0602448"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06150",
    "kind": "arxiv",
    "version": 1
  }
}