Pith Number

pith:WQJ3RPKL

pith:2013:WQJ3RPKLWBFNDJCYYKKNC3SVMR

not attested not anchored not stored refs pending

A framework to investigate the immittance responses for finite length-situations: fractional diffusion equation, reaction term, and boundary conditions

Ervin K. Lenzi, Fernanda R. G. B. Silva, Giane Gon\c{c}alves, Luiz R. Evangelista, Marcelo K. Lenzi, Rafael S. Zola, Roberto Rossato

arxiv:1306.2922 v1 · 2013-06-12 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQJ3RPKLWBFNDJCYYKKNC3SVMR}

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	2026-05-18T03:21:08.984855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b413b8bd4bb04ad1a458c294d16e556463bc5a4eec4a1d3d460bc9d46bebd0f0

Aliases

arxiv: 1306.2922 · arxiv_version: 1306.2922v1 · doi: 10.48550/arxiv.1306.2922 · pith_short_12: WQJ3RPKLWBFN · pith_short_16: WQJ3RPKLWBFNDJCY · pith_short_8: WQJ3RPKL

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/WQJ3RPKLWBFNDJCYYKKNC3SVMR \
  | 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: b413b8bd4bb04ad1a458c294d16e556463bc5a4eec4a1d3d460bc9d46bebd0f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5542e7ddc3bcf1c3cbebac4ca2f0447b83706a1c091e9e7948c497c673b89e2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2013-06-12T18:54:25Z",
    "title_canon_sha256": "a3d7ce475238c170859abc2dc45fc52e39d2dc1cee22ff62e459de9433f582f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2922",
    "kind": "arxiv",
    "version": 1
  }
}