Pith Number

pith:EYWD4YXE

pith:2017:EYWD4YXEOUSJ7N527CUPXRNK2O

not attested not anchored not stored refs pending

The fractional Dodson diffusion equation: a new approach

Andrea Giusti, Francesco Mainardi, Roberto Garra

arxiv:1709.08994 v2 · 2017-09-26 · math-ph · cond-mat.mtrl-sci · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYWD4YXEOUSJ7N527CUPXRNK2O}

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	2026-05-18T00:25:23.485758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

262c3e62e475249fb7baf8a8fbc5aad39e143f659a2940d44318657d46c7b40e

Aliases

arxiv: 1709.08994 · arxiv_version: 1709.08994v2 · doi: 10.48550/arxiv.1709.08994 · pith_short_12: EYWD4YXEOUSJ · pith_short_16: EYWD4YXEOUSJ7N52 · pith_short_8: EYWD4YXE

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/EYWD4YXEOUSJ7N527CUPXRNK2O \
  | 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: 262c3e62e475249fb7baf8a8fbc5aad39e143f659a2940d44318657d46c7b40e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fa0b18ee89e1a9ac03578856fff9aa3778ea039112e3f76169e056179bba1e6",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-09-26T13:10:44Z",
    "title_canon_sha256": "25f859e121d244268231b3f2ac85e400bd3d62c9272138e2f389462d85c95e60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08994",
    "kind": "arxiv",
    "version": 2
  }
}