Pith Number

pith:BWQCNBFE

pith:2014:BWQCNBFEWM5OYSIUMYGRE5R3Q7

not attested not anchored not stored refs pending

Heat equation with a nonlinear boundary condition and uniformly local $L^r$ spaces

Kazuhiro Ishige, Ryuichi Sato

arxiv:1404.6856 v1 · 2014-04-28 · 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{BWQCNBFEWM5OYSIUMYGRE5R3Q7}

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	2026-05-18T02:53:05.710535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0da02684a4b33aec4914660d12763b87d7ee7b3aad6c50cdb0241874027617f9

Aliases

arxiv: 1404.6856 · arxiv_version: 1404.6856v1 · doi: 10.48550/arxiv.1404.6856 · pith_short_12: BWQCNBFEWM5O · pith_short_16: BWQCNBFEWM5OYSIU · pith_short_8: BWQCNBFE

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/BWQCNBFEWM5OYSIUMYGRE5R3Q7 \
  | 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: 0da02684a4b33aec4914660d12763b87d7ee7b3aad6c50cdb0241874027617f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49ef8f17fe0715173e56ab1a09a7e8d6b16d3f9e3a2e2d5f84b71680ecf9cfa4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-28T02:48:09Z",
    "title_canon_sha256": "73fd2486e403d04f62e00a22d5efdbc7c6f8ba5f6e3465919efa7a484dd9bb57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6856",
    "kind": "arxiv",
    "version": 1
  }
}