Pith Number

pith:MCJSGRKA

pith:2018:MCJSGRKAD7M2QUXRWOV5RGKTDA

not attested not anchored not stored refs pending

A Weighted POD Method for Elliptic PDEs with Random Inputs

Francesco Ballarin, Gianluigi Rozza, Luca Venturi

arxiv:1802.08724 v1 · 2018-02-23 · math.NA · cs.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{MCJSGRKAD7M2QUXRWOV5RGKTDA}

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	2026-06-04T19:11:33.230662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60932345401fd9a852f1b3abd899531811712fa6fef31edc3ae46201684c773a

Aliases

arxiv: 1802.08724 · arxiv_version: 1802.08724v1 · doi: 10.48550/arxiv.1802.08724 · pith_short_12: MCJSGRKAD7M2 · pith_short_16: MCJSGRKAD7M2QUXR · pith_short_8: MCJSGRKA

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/MCJSGRKAD7M2QUXRWOV5RGKTDA \
  | 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: 60932345401fd9a852f1b3abd899531811712fa6fef31edc3ae46201684c773a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85c5a8a5f169289910fd33b1ab9cd4c91d1084feb8c81b13b4a3d1a469599c95",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-02-23T20:27:04Z",
    "title_canon_sha256": "0f8d29a957046e04bb38b22de071144aa0798e27e513f6b93ff19399de8a6e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08724",
    "kind": "arxiv",
    "version": 1
  }
}