Pith Number

pith:IXXK2OVL

pith:2018:IXXK2OVLITAOX5G4QK7PFHCEDO

not attested not anchored not stored refs pending

The conforming virtual element method for polyharmonic problems

G. Manzini, M. Verani, P. F. Antonietti

arxiv:1811.04317 v1 · 2018-11-10 · 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{IXXK2OVLITAOX5G4QK7PFHCEDO}

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	2026-05-18T00:01:05.587509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45eead3aab44c0ebf4dc82bef29c441b87627c7b10bcd494f697d2083913398c

Aliases

arxiv: 1811.04317 · arxiv_version: 1811.04317v1 · doi: 10.48550/arxiv.1811.04317 · pith_short_12: IXXK2OVLITAO · pith_short_16: IXXK2OVLITAOX5G4 · pith_short_8: IXXK2OVL

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/IXXK2OVLITAOX5G4QK7PFHCEDO \
  | 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: 45eead3aab44c0ebf4dc82bef29c441b87627c7b10bcd494f697d2083913398c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9dcd9254d6bab66e7d8bb6f15a7dca183de92c75074fbeba1c2d1963bd09b7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-10T21:07:50Z",
    "title_canon_sha256": "cab8b65bf114311a3d748124724b8bc1808afe8d8451e2ae4b3cc87bdb9c617e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04317",
    "kind": "arxiv",
    "version": 1
  }
}