Pith Number

pith:QDNTAZ4X

pith:2018:QDNTAZ4XVLJGAVNR35XDFWHDR6

not attested not anchored not stored refs pending

Adaptive control in rollforward recovery for extreme scale multigrid

Barbara Wohlmuth, Markus Huber, Ulrich R\"ude

arxiv:1804.06373 v1 · 2018-04-17 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDNTAZ4XVLJGAVNR35XDFWHDR6}

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	2026-05-18T00:18:10.226211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80db306797aad26055b1df6e32d8e38f9b433e6b1f653bd9f21e113d4dd418df

Aliases

arxiv: 1804.06373 · arxiv_version: 1804.06373v1 · doi: 10.48550/arxiv.1804.06373 · pith_short_12: QDNTAZ4XVLJG · pith_short_16: QDNTAZ4XVLJGAVNR · pith_short_8: QDNTAZ4X

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/QDNTAZ4XVLJGAVNR35XDFWHDR6 \
  | 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: 80db306797aad26055b1df6e32d8e38f9b433e6b1f653bd9f21e113d4dd418df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e56390b7c2321f48cc67ed5367da0bca7dc01f5af9f6e6840a08b4832f586dd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-04-17T16:58:50Z",
    "title_canon_sha256": "928ea95d0a2070cf11c4422cea95c8e85aee50866726a8ef02a354fb8f965592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06373",
    "kind": "arxiv",
    "version": 1
  }
}