Pith Number

pith:B23FZIZO

pith:2016:B23FZIZOKRNPZBZ36TPUWKAYJS

not attested not anchored not stored refs pending

A Note on Approximate Inverse Iteration

Harry Yserentant

arxiv:1611.04141 v1 · 2016-11-13 · 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{B23FZIZOKRNPZBZ36TPUWKAYJS}

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	2026-05-18T00:59:17.384363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eb65ca32e545afc873bf4df4b28184c8d7533b4c22766a94a2290b762362049

Aliases

arxiv: 1611.04141 · arxiv_version: 1611.04141v1 · doi: 10.48550/arxiv.1611.04141 · pith_short_12: B23FZIZOKRNP · pith_short_16: B23FZIZOKRNPZBZ3 · pith_short_8: B23FZIZO

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/B23FZIZOKRNPZBZ36TPUWKAYJS \
  | 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: 0eb65ca32e545afc873bf4df4b28184c8d7533b4c22766a94a2290b762362049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eb119383c4b6b19f20411d0b7f4e983a0d59845e9f1bcb558f057b18b4eb6f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-11-13T14:24:39Z",
    "title_canon_sha256": "39011f08e67356f753937d3c8df5e53537336fec3a8ea84d7185d0c532a268f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04141",
    "kind": "arxiv",
    "version": 1
  }
}