Pith Number

pith:4MTXSPJ6

pith:2023:4MTXSPJ6YB6KDY7HOQM2QSFFSZ

not attested not anchored not stored refs pending

Power iteration for matrices with power series entries

Anna Muranova, Max Schmidt, Ragon Ebker

arxiv:2311.06813 v1 · 2023-11-12 · math.NA · cs.NA · math-ph · math.AG · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MTXSPJ6YB6KDY7HOQM2QSFFSZ}

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	2026-06-19T16:11:07.875882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e327793d3ec07ca1e3e77419a848a5967f6cac02e65b56229fc25c1ac32eae4b

Aliases

arxiv: 2311.06813 · arxiv_version: 2311.06813v1 · doi: 10.48550/arxiv.2311.06813 · pith_short_12: 4MTXSPJ6YB6K · pith_short_16: 4MTXSPJ6YB6KDY7H · pith_short_8: 4MTXSPJ6

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/4MTXSPJ6YB6KDY7HOQM2QSFFSZ \
  | 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: e327793d3ec07ca1e3e77419a848a5967f6cac02e65b56229fc25c1ac32eae4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2baaa99fd3be83bfe29beae9b070e3229701ee4483e2f1f20dc98af5b0fb8abc",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.AG",
      "math.MP",
      "math.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-11-12T11:29:33Z",
    "title_canon_sha256": "4fe410d5cc97b5c66695dc8dfeb0051dbd39bfa43f541fd62e7cc898c78105bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.06813",
    "kind": "arxiv",
    "version": 1
  }
}