Pith Number

pith:JFUWRUHF

pith:2017:JFUWRUHFEZM5XDFYJU5AMUDKIB

not attested not anchored not stored refs pending

Dual Virtual Element Methods for Discrete Fracture Matrix Models

Alessio Fumagalli, Eirik Keilegavlen

arxiv:1711.01818 v1 · 2017-11-06 · 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{JFUWRUHFEZM5XDFYJU5AMUDKIB}

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	2026-06-04T19:11:09.331579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

496968d0e52659db8cb84d3a06506a40408d3ce62a1c0773bf41acdf4c375725

Aliases

arxiv: 1711.01818 · arxiv_version: 1711.01818v1 · doi: 10.48550/arxiv.1711.01818 · pith_short_12: JFUWRUHFEZM5 · pith_short_16: JFUWRUHFEZM5XDFY · pith_short_8: JFUWRUHF

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/JFUWRUHFEZM5XDFYJU5AMUDKIB \
  | 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: 496968d0e52659db8cb84d3a06506a40408d3ce62a1c0773bf41acdf4c375725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e92233d1924aef5fd4d45bb2817bcbb87d8fc0a9632236a72956315885b83e1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-06T10:25:33Z",
    "title_canon_sha256": "48eacc6c5d4f43a20a43c870914bd61fcda282fe6dfde64e194ab4ba882eecd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01818",
    "kind": "arxiv",
    "version": 1
  }
}