Pith Number

pith:K6MD6WDY

pith:2012:K6MD6WDYCKLJ6HMDALVKIYWXB5

not attested not anchored not stored refs pending

A hybrid Hermitian general eigenvalue solver

Azzam Haidar, Ichitaro Yamazaki, Jack Dongarra, Raffaele Solc\`a, Stanimire Tomov, Thomas C. Schulthess

arxiv:1207.1773 v1 · 2012-07-07 · cs.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{K6MD6WDYCKLJ6HMDALVKIYWXB5}

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	2026-05-18T03:51:34.712783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57983f587812969f1d8302eaa462d70f4fe02d422f3ba9682a1d7f16ec6c1564

Aliases

arxiv: 1207.1773 · arxiv_version: 1207.1773v1 · doi: 10.48550/arxiv.1207.1773 · pith_short_12: K6MD6WDYCKLJ · pith_short_16: K6MD6WDYCKLJ6HMD · pith_short_8: K6MD6WDY

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/K6MD6WDYCKLJ6HMDALVKIYWXB5 \
  | 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: 57983f587812969f1d8302eaa462d70f4fe02d422f3ba9682a1d7f16ec6c1564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5368dc6af9763ddb31194cfde5e491012f53927341dfce1b51c2e0f76dcc9dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2012-07-07T07:52:48Z",
    "title_canon_sha256": "bf1c1cde9794ead263d8dc5f2863864bc6c92aa809f33d0ccc2c1af207bdf496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1773",
    "kind": "arxiv",
    "version": 1
  }
}