Pith Number

pith:EOLIQQC6

pith:2016:EOLIQQC6BC72THMHBTQHZCV6F4

not attested not anchored not stored refs pending

High level implementation of geometric multigrid solvers for finite element problems: applications in atmospheric modelling

Eike Hermann M\"uller, Lawrence Mitchell

arxiv:1605.00492 v2 · 2016-05-02 · cs.MS · math.NA · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EOLIQQC6BC72THMHBTQHZCV6F4}

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	2026-05-18T01:03:06.020739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

239688405e08bfa99d870ce07c8abe2f0395e0b964d74091ae0db0c84d8831ee

Aliases

arxiv: 1605.00492 · arxiv_version: 1605.00492v2 · doi: 10.48550/arxiv.1605.00492 · pith_short_12: EOLIQQC6BC72 · pith_short_16: EOLIQQC6BC72THMH · pith_short_8: EOLIQQC6

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/EOLIQQC6BC72THMHBTQHZCV6F4 \
  | 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: 239688405e08bfa99d870ce07c8abe2f0395e0b964d74091ae0db0c84d8831ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3312a1f65a33b9d3c51fd759a2f88209fec99c2fa94f977c003e6a60a50738ec",
    "cross_cats_sorted": [
      "math.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2016-05-02T14:06:24Z",
    "title_canon_sha256": "3068de294874d16f7d166dc66cd4db0e8a40c3d94baa792a5e25ddb3cd5b4b2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00492",
    "kind": "arxiv",
    "version": 2
  }
}