Pith Number

pith:MP37BGSP

pith:2018:MP37BGSP6CAXS4BKUXK253WEW4

not attested not anchored not stored refs pending

The virtual element method for eigenvalue problems with potential terms on polytopal meshes

Francesca Gardini, Gianmarco Manzini, Giuseppe Vacca, Ondrej Certik

arxiv:1804.00986 v1 · 2018-03-31 · math.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{MP37BGSP6CAXS4BKUXK253WEW4}

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	2026-05-18T00:19:31.616720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63f7f09a4ff08179702aa5d5aeeec4b7230471b465381ea7f7f7b2f8b7088c11

Aliases

arxiv: 1804.00986 · arxiv_version: 1804.00986v1 · doi: 10.48550/arxiv.1804.00986 · pith_short_12: MP37BGSP6CAX · pith_short_16: MP37BGSP6CAXS4BK · pith_short_8: MP37BGSP

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/MP37BGSP6CAXS4BKUXK253WEW4 \
  | 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: 63f7f09a4ff08179702aa5d5aeeec4b7230471b465381ea7f7f7b2f8b7088c11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6598be5d902133d767c2422cd2758092e083d9906352dec33466635c6b47bc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-31T13:51:20Z",
    "title_canon_sha256": "abed7dffe8266bc559bf2e28f20b0a1b5549d0a5bb7d4f9a4334902dd491fb73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00986",
    "kind": "arxiv",
    "version": 1
  }
}