Pith Number

pith:ZWLBY66U

pith:2018:ZWLBY66UHMOAPA5IHDM3G6EIBT

not attested not anchored not stored refs pending

Hybridized CutFEM for Elliptic Interface Problems

Daniel Elfverson, Erik Burman, Karl Larsson, Mats G. Larson, Peter Hansbo

arxiv:1810.12078 v1 · 2018-10-29 · 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{ZWLBY66UHMOAPA5IHDM3G6EIBT}

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	2026-05-18T00:02:06.490191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd961c7bd43b1c0783a838d9b378880cfaff6f19d0ab2f3e83035a850988e900

Aliases

arxiv: 1810.12078 · arxiv_version: 1810.12078v1 · doi: 10.48550/arxiv.1810.12078 · pith_short_12: ZWLBY66UHMOA · pith_short_16: ZWLBY66UHMOAPA5I · pith_short_8: ZWLBY66U

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/ZWLBY66UHMOAPA5IHDM3G6EIBT \
  | 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: cd961c7bd43b1c0783a838d9b378880cfaff6f19d0ab2f3e83035a850988e900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deeb7e7c289844f4724f1554e06c1962d8e2f4c7adc24d1f598e35a5782e9562",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-29T12:58:41Z",
    "title_canon_sha256": "573dd025e0066402935f04ebebd123eb702c5c6f28acc20b64efaad03d94868a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12078",
    "kind": "arxiv",
    "version": 1
  }
}