Pith Number

pith:WXZFYJV2

pith:2017:WXZFYJV2NZ6TJW5FFPT4N4T2JM

not attested not anchored not stored refs pending

Dual virtual element method in presence of an inclusion

Alessio Fumagalli

arxiv:1709.03519 v1 · 2017-09-11 · 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{WXZFYJV2NZ6TJW5FFPT4N4T2JM}

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	2026-06-04T19:10:57.915227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5f25c26ba6e7d34dba52be7c6f27a4b05cddadb44ccb6b301b0cf99db83cc74

Aliases

arxiv: 1709.03519 · arxiv_version: 1709.03519v1 · doi: 10.48550/arxiv.1709.03519 · pith_short_12: WXZFYJV2NZ6T · pith_short_16: WXZFYJV2NZ6TJW5F · pith_short_8: WXZFYJV2

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/WXZFYJV2NZ6TJW5FFPT4N4T2JM \
  | 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: b5f25c26ba6e7d34dba52be7c6f27a4b05cddadb44ccb6b301b0cf99db83cc74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f4f55e604753cc531ad1dade110271c5128cdd7b0f739105e13708c805fd506",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-09-11T18:01:54Z",
    "title_canon_sha256": "5b7deb42fbeed67be38164cf817938c8b09413a8242bee3fb4377d35c3247443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03519",
    "kind": "arxiv",
    "version": 1
  }
}