Pith Number

pith:2YT4EYGQ

pith:2014:2YT4EYGQSIPKM5ROKG47CE22LC

not attested not anchored not stored refs pending

A stable, polynomial-time algorithm for the eigenpair problem

Felipe Cucker, Peter B\"urgisser

arxiv:1410.0116 v1 · 2014-10-01 · 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{2YT4EYGQSIPKM5ROKG47CE22LC}

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	2026-05-18T02:41:17.989240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d627c260d0921ea6762e51b9f1135a58b8a76298f9e26fc0e0dd5b28225a9c8f

Aliases

arxiv: 1410.0116 · arxiv_version: 1410.0116v1 · doi: 10.48550/arxiv.1410.0116 · pith_short_12: 2YT4EYGQSIPK · pith_short_16: 2YT4EYGQSIPKM5RO · pith_short_8: 2YT4EYGQ

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/2YT4EYGQSIPKM5ROKG47CE22LC \
  | 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: d627c260d0921ea6762e51b9f1135a58b8a76298f9e26fc0e0dd5b28225a9c8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6451ec02dab77c9b52174a5f7d7e6b4139c7fe99253df30df427dfe4f12d225",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-10-01T06:17:49Z",
    "title_canon_sha256": "2b309c73723af2853dfeecaacc6fd726d7f0d1a084db4fdd26c72e64ef3d7856"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0116",
    "kind": "arxiv",
    "version": 1
  }
}