Pith Number

pith:WWTFKTAB

pith:2016:WWTFKTABI7YJ2ZMEODC56TOXTV

not attested not anchored not stored refs pending

On the Virtual Element Method for Topology Optimization on polygonal meshes: a numerical study

Marco Verani, Matteo Bruggi, Paola F. Antonietti, Simone Scacchi

arxiv:1612.08620 v1 · 2016-12-27 · 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{WWTFKTABI7YJ2ZMEODC56TOXTV}

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	2026-05-18T00:53:52.514811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a6554c0147f09d658470c5df4dd79d51e56c0df078b98fed5cdaa2f50206c8

Aliases

arxiv: 1612.08620 · arxiv_version: 1612.08620v1 · doi: 10.48550/arxiv.1612.08620 · pith_short_12: WWTFKTABI7YJ · pith_short_16: WWTFKTABI7YJ2ZME · pith_short_8: WWTFKTAB

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/WWTFKTABI7YJ2ZMEODC56TOXTV \
  | 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: b5a6554c0147f09d658470c5df4dd79d51e56c0df078b98fed5cdaa2f50206c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa73cd4c6e1e02964204e63cb07e554031816661a4f6fc8b2b695743439c4b36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-27T13:11:50Z",
    "title_canon_sha256": "35cbbd569b08c3ba44f1f4fa72e13be31b5e1d1c90bb13caa863352013efd628"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08620",
    "kind": "arxiv",
    "version": 1
  }
}