Pith Number

pith:26Y2QY44

pith:2018:26Y2QY44HYMBGZSKVPSIV32RS4

not attested not anchored not stored refs pending

An edge-based pressure stabilisation technique for finite elements on arbitrarily anisotropic meshes

Stefan Frei

arxiv:1810.04766 v1 · 2018-10-10 · 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{26Y2QY44HYMBGZSKVPSIV32RS4}

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	2026-05-18T00:03:35.964186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7b1a8639c3e1813664aabe48aef51970ff0be291d6dd7737651c08470f0a041

Aliases

arxiv: 1810.04766 · arxiv_version: 1810.04766v1 · doi: 10.48550/arxiv.1810.04766 · pith_short_12: 26Y2QY44HYMB · pith_short_16: 26Y2QY44HYMBGZSK · pith_short_8: 26Y2QY44

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/26Y2QY44HYMBGZSKVPSIV32RS4 \
  | 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: d7b1a8639c3e1813664aabe48aef51970ff0be291d6dd7737651c08470f0a041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4adf6b1d37ae8a3e06a88c22cc3ba6a7b8b9b2a4fd17aea449a0fa52eb72b623",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-10T22:33:22Z",
    "title_canon_sha256": "2c5920a18664b6911df5ac67835c1154f21394f5851f9d17cbc63b61804502bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04766",
    "kind": "arxiv",
    "version": 1
  }
}