Pith Number

pith:Z3DX6I7E

pith:2019:Z3DX6I7ERQ3CRSI4WDT3UON4FK

not attested not anchored not stored refs pending

On the Scalability of the Schwarz Method

Benjamin Stamm, Gabriele Ciaramella, Muhammad Hassan

arxiv:1902.03670 v2 · 2019-02-10 · math.NA · cs.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{Z3DX6I7ERQ3CRSI4WDT3UON4FK}

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	2026-07-05T00:13:01.407113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec77f23e48c3628c91cb0e7ba39bc2a9e0b59aeb0b02e835d176321395d5b5a

Aliases

arxiv: 1902.03670 · arxiv_version: 1902.03670v2 · doi: 10.48550/arxiv.1902.03670 · pith_short_12: Z3DX6I7ERQ3C · pith_short_16: Z3DX6I7ERQ3CRSI4 · pith_short_8: Z3DX6I7E

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/Z3DX6I7ERQ3CRSI4WDT3UON4FK \
  | 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: cec77f23e48c3628c91cb0e7ba39bc2a9e0b59aeb0b02e835d176321395d5b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64f386591a7f010d2eeb9eece680dd7c0fca1c96650f2aa36149f7ec90781bae",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-02-10T20:48:15Z",
    "title_canon_sha256": "b5a34cb3e7c4ec46f091b807c21742d04f36e319b340b9523ecdd6c6758684bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03670",
    "kind": "arxiv",
    "version": 2
  }
}