Pith Number

pith:SKD5P7IL

pith:2018:SKD5P7ILN3ERIPJ64X5ADQTR2X

not attested not anchored not stored refs pending

Performance Analysis of Effective Methods for Solving Band Matrix SLAEs after Parabolic Nonlinear PDEs

Alexander Ayriyan, Milena Veneva

arxiv:1804.09666 v1 · 2018-04-25 · 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{SKD5P7ILN3ERIPJ64X5ADQTR2X}

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	2026-05-17T23:51:54.590020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9287d7fd0b6ec9143d3ee5fa01c271d5c864fe419c030d11b5f04d9a4fb290fd

Aliases

arxiv: 1804.09666 · arxiv_version: 1804.09666v1 · doi: 10.48550/arxiv.1804.09666 · pith_short_12: SKD5P7ILN3ER · pith_short_16: SKD5P7ILN3ERIPJ6 · pith_short_8: SKD5P7IL

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/SKD5P7ILN3ERIPJ64X5ADQTR2X \
  | 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: 9287d7fd0b6ec9143d3ee5fa01c271d5c864fe419c030d11b5f04d9a4fb290fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "239a9ed0109ec2758b0a2db3acc39be3e3a0728d2649affc50b429bd234e84af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-04-25T16:31:31Z",
    "title_canon_sha256": "f227e98ce7348746e21d1b414bcb0515627ae33e427eda687affa36eca3cda2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09666",
    "kind": "arxiv",
    "version": 1
  }
}