Pith Number

pith:Q2UCIFJ4

pith:2013:Q2UCIFJ44NJSADHSIPBB7MNEWC

not attested not anchored not stored refs pending

One-dimensional degenerate diffusion operators

Angela A. Albanese, Elisabetta M. Mangino

arxiv:1301.5447 v2 · 2013-01-23 · math.FA · 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{Q2UCIFJ44NJSADHSIPBB7MNEWC}

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	2026-05-18T03:33:49.451776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86a824153ce353200cf243c21fb1a4b0b59763460202517a98c3b0db8f9dd2f3

Aliases

arxiv: 1301.5447 · arxiv_version: 1301.5447v2 · doi: 10.48550/arxiv.1301.5447 · pith_short_12: Q2UCIFJ44NJS · pith_short_16: Q2UCIFJ44NJSADHS · pith_short_8: Q2UCIFJ4

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/Q2UCIFJ44NJSADHSIPBB7MNEWC \
  | 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: 86a824153ce353200cf243c21fb1a4b0b59763460202517a98c3b0db8f9dd2f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c42b9e983a678a90c95828d6d9289a591320a8a39a61750d56a86a216c2b6c",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-01-23T09:44:23Z",
    "title_canon_sha256": "ed803de607a8e4672178dfcf242465375cb38d6d2a29784ffa30fc5bebe0c78e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5447",
    "kind": "arxiv",
    "version": 2
  }
}