Pith Number

pith:DJ6BKILF

pith:2018:DJ6BKILFD3PQTJRYFJVTAYFS5J

not attested not anchored not stored refs pending

Fast Algorithms for Computing Eigenvectors of Matrices via Pseudo Annihilating Polynomials

Akira Terui, Katsuyoshi Ohara, Shinichi Tajima

arxiv:1811.09149 v2 · 2018-11-22 · math.NA · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJ6BKILFD3PQTJRYFJVTAYFS5J}

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	2026-05-17T23:53:50.114113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a7c1521651edf09a6382a6b3060b2ea7bc84637ec182a11525a0c335eb9e9b8

Aliases

arxiv: 1811.09149 · arxiv_version: 1811.09149v2 · doi: 10.48550/arxiv.1811.09149 · pith_short_12: DJ6BKILFD3PQ · pith_short_16: DJ6BKILFD3PQTJRY · pith_short_8: DJ6BKILF

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/DJ6BKILFD3PQTJRYFJVTAYFS5J \
  | 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: 1a7c1521651edf09a6382a6b3060b2ea7bc84637ec182a11525a0c335eb9e9b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "009b4e797c030fe587119a41e086b324ea856f0c382447285d7a3d7ba47c6f3e",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-22T12:58:33Z",
    "title_canon_sha256": "c505901da5f91be6053463db4d6de08ee7a3a8ea77efd70f837a0b7bc03b945f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09149",
    "kind": "arxiv",
    "version": 2
  }
}