Pith Number

pith:S7F6RDO2

pith:2014:S7F6RDO2MXXUJFLKCWAACFW5D5

not attested not anchored not stored refs pending

Interweaving PFASST and Parallel Multigrid

Daniel Ruprecht, Matthew Emmett, Matthias Bolten, Michael Minion, Robert Speck

arxiv:1407.6486 v2 · 2014-07-24 · math.NA · cs.DC · 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{S7F6RDO2MXXUJFLKCWAACFW5D5}

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	2026-05-18T01:26:58.307974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97cbe88dda65ef44956a15800116dd1f50c5c9fe6fa20fc6fc94af4840a13d95

Aliases

arxiv: 1407.6486 · arxiv_version: 1407.6486v2 · doi: 10.48550/arxiv.1407.6486 · pith_short_12: S7F6RDO2MXXU · pith_short_16: S7F6RDO2MXXUJFLK · pith_short_8: S7F6RDO2

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/S7F6RDO2MXXUJFLKCWAACFW5D5 \
  | 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: 97cbe88dda65ef44956a15800116dd1f50c5c9fe6fa20fc6fc94af4840a13d95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b4262da170208834fe1e7e15297968a5ae367d2ae620b0f1d514c6b2f1ba61a",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-24T08:38:07Z",
    "title_canon_sha256": "86ce439f468efcff9ea4b9f8666860d93279f5945d896d30ecdadeff5b59cff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6486",
    "kind": "arxiv",
    "version": 2
  }
}