Pith Number

pith:6GLE7PAS

pith:2009:6GLE7PASRD3NSWVYSDE6RWTVUZ

not attested not anchored not stored refs pending

Adaptive BDDC in Three Dimensions

Bed\v{r}ich Soused\'ik, Jakub \v{S}\'istek, Jan Mandel

arxiv:0910.5863 v2 · 2009-10-30 · 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{6GLE7PASRD3NSWVYSDE6RWTVUZ}

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	2026-05-18T03:07:41.633717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1964fbc1288f6d95ab890c9e8da75a65914d714cd987ae9a4a68088fa46ea99

Aliases

arxiv: 0910.5863 · arxiv_version: 0910.5863v2 · doi: 10.48550/arxiv.0910.5863 · pith_short_12: 6GLE7PASRD3N · pith_short_16: 6GLE7PASRD3NSWVY · pith_short_8: 6GLE7PAS

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/6GLE7PASRD3NSWVYSDE6RWTVUZ \
  | 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: f1964fbc1288f6d95ab890c9e8da75a65914d714cd987ae9a4a68088fa46ea99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634371757d189ba780fa6458b3a99dd537105de445f4c0a08881c633ed702890",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-10-30T12:56:58Z",
    "title_canon_sha256": "bbd622def4a28f8b99cb8ff016a36d3ee6dd197147b86c97671508b9e1f8c383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5863",
    "kind": "arxiv",
    "version": 2
  }
}