Pith Number

pith:3FOFMQO3

pith:2021:3FOFMQO3KGRQUBSVIJL5XK23Q5

not attested not anchored not stored refs pending

Massively Parallelized Interpolated Factored Green Function Method

Christoph Bauinger, Oscar P. Bruno

arxiv:2112.15198 v2 · 2021-12-30 · 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{3FOFMQO3KGRQUBSVIJL5XK23Q5}

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	2026-07-05T04:22:19.069075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d95c5641db51a30a06554257dbab5b87627f56e84d6b0ab64bbd4bfb4074caf5

Aliases

arxiv: 2112.15198 · arxiv_version: 2112.15198v2 · doi: 10.48550/arxiv.2112.15198 · pith_short_12: 3FOFMQO3KGRQ · pith_short_16: 3FOFMQO3KGRQUBSV · pith_short_8: 3FOFMQO3

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/3FOFMQO3KGRQUBSVIJL5XK23Q5 \
  | 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: d95c5641db51a30a06554257dbab5b87627f56e84d6b0ab64bbd4bfb4074caf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62295364f0f97da9b76d77013f658421c064df48c3dea8c134b79539538ad68c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-12-30T20:28:28Z",
    "title_canon_sha256": "47329611167d8ba47ad7f782e32358e310d783f5bf6c8d77c629dcd287c455d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.15198",
    "kind": "arxiv",
    "version": 2
  }
}