Pith Number

pith:MVY6L2AG

pith:2014:MVY6L2AGXXBOB4QJPJ4LMNIPI5

not attested not anchored not stored refs pending

Preconditioning of weighted H(div)-norm and applications to numerical simulation of highly heterogeneous media

Johannes Kraus, Ludmil Zikatanov, Maria Lymbery, Raytcho Lazarov, Svetozar Margenov

arxiv:1406.4455 v4 · 2014-06-17 · 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{MVY6L2AGXXBOB4QJPJ4LMNIPI5}

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	2026-05-18T01:22:57.988068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6571e5e806bdc2e0f2097a78b6350f474a0f052a04a8f63d7245fbd93a03b851

Aliases

arxiv: 1406.4455 · arxiv_version: 1406.4455v4 · doi: 10.48550/arxiv.1406.4455 · pith_short_12: MVY6L2AGXXBO · pith_short_16: MVY6L2AGXXBOB4QJ · pith_short_8: MVY6L2AG

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/MVY6L2AGXXBOB4QJPJ4LMNIPI5 \
  | 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: 6571e5e806bdc2e0f2097a78b6350f474a0f052a04a8f63d7245fbd93a03b851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c7764f919dd6fc0e18d2185e7d7b119a8af46667b135f210868b9e3424be6b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-06-17T18:05:47Z",
    "title_canon_sha256": "84ca7f2db6a2aaed000de301d4f0b9ff3b71baeec6b2443fffc810575ae7259f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4455",
    "kind": "arxiv",
    "version": 4
  }
}