Pith Number

pith:E5CKEVPZ

pith:2018:E5CKEVPZ7V7O7ULRFNAF6PTDPQ

not attested not anchored not stored refs pending

A second order multipoint flux mixed finite element method on hybrid meshes

Bogdan Radu, Herbert Egger

arxiv:1812.03938 v1 · 2018-12-10 · 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{E5CKEVPZ7V7O7ULRFNAF6PTDPQ}

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	2026-05-17T23:58:43.545892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2744a255f9fd7eefd1712b405f3e637c3a5eb9f66ea52097f3e51d5f313ad26f

Aliases

arxiv: 1812.03938 · arxiv_version: 1812.03938v1 · doi: 10.48550/arxiv.1812.03938 · pith_short_12: E5CKEVPZ7V7O · pith_short_16: E5CKEVPZ7V7O7ULR · pith_short_8: E5CKEVPZ

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/E5CKEVPZ7V7O7ULRFNAF6PTDPQ \
  | 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: 2744a255f9fd7eefd1712b405f3e637c3a5eb9f66ea52097f3e51d5f313ad26f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2c5e2a10ddb5216e1325e8f60473eb8e383ebc172d4068362be9b459da6ce33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-10T17:42:58Z",
    "title_canon_sha256": "529a1e8243eb28043bbec8f0fef2a04c710a6797545e13a27c6969f53f4892a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03938",
    "kind": "arxiv",
    "version": 1
  }
}