Pith Number

pith:QBF7DFVP

pith:2013:QBF7DFVPRUKGYXWJIVGFDYIVIC

not attested not anchored not stored refs pending

Anisotropic mesh refinement in polyhedral domains: error estimates with data in L^2(\Omega)

Ariel L. Lombardi, Max Winkler, Thomas Apel

arxiv:1303.2960 v1 · 2013-03-12 · 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{QBF7DFVPRUKGYXWJIVGFDYIVIC}

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	2026-05-17T23:53:35.725642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804bf196af8d146c5ec9454c51e1154086d3dc3e9222e44bf433e49a8cc1b244

Aliases

arxiv: 1303.2960 · arxiv_version: 1303.2960v1 · doi: 10.48550/arxiv.1303.2960 · pith_short_12: QBF7DFVPRUKG · pith_short_16: QBF7DFVPRUKGYXWJ · pith_short_8: QBF7DFVP

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/QBF7DFVPRUKGYXWJIVGFDYIVIC \
  | 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: 804bf196af8d146c5ec9454c51e1154086d3dc3e9222e44bf433e49a8cc1b244

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db61f936736dea2df8426cb823381ba629e2c240e102814e08234ce0f8ee15fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-03-12T17:25:36Z",
    "title_canon_sha256": "7546ec0e5dfb3329fe90622505012097a609d94e1bea2cedf1223652b789ff21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2960",
    "kind": "arxiv",
    "version": 1
  }
}