Pith Number

pith:C2VJW64E

pith:2018:C2VJW64EJXOEQT3FX22YFNJSAZ

not attested not anchored not stored refs pending

Comparison analysis on two numerical methods for fractional diffusion problems based on rational approximations of $t^{\gamma}, \ 0 \le t \le 1$

Joseph Pasciak, Pencho Marinov, Raytcho Lazarov, Stanislav Harizanov, Svetozar Margenov

arxiv:1805.00711 v1 · 2018-05-02 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2VJW64EJXOEQT3FX22YFNJSAZ}

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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	2026-05-18T00:16:58.023386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16aa9b7b844ddc484f65beb582b532067658f2765831fa15ee8b4907278d6f97

Aliases

arxiv: 1805.00711 · arxiv_version: 1805.00711v1 · doi: 10.48550/arxiv.1805.00711 · pith_short_12: C2VJW64EJXOE · pith_short_16: C2VJW64EJXOEQT3F · pith_short_8: C2VJW64E

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/C2VJW64EJXOEQT3FX22YFNJSAZ \
  | 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: 16aa9b7b844ddc484f65beb582b532067658f2765831fa15ee8b4907278d6f97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3e358520c1e084a65b37766ef4844db5abfe5db2e5fd21265388f0bb3dbbbe3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-02T10:25:59Z",
    "title_canon_sha256": "330ee613c50b6d75fa9b25490853ed68989bb43ca5c96a28c9cb52115e5d4704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00711",
    "kind": "arxiv",
    "version": 1
  }
}