Pith Number

pith:KGUXBYRP

pith:2016:KGUXBYRPUXQTKUGMQFXGB3YDKY

not attested not anchored not stored refs pending

Symmetric and skew-symmetric block-Kronecker linearizations

Heike Fa{\ss}bender, Javier Perez, Nikta Shayanfar

arxiv:1606.01766 v1 · 2016-06-06 · 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{KGUXBYRPUXQTKUGMQFXGB3YDKY}

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	2026-05-18T01:12:53.625636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51a970e22fa5e13550cc816e60ef03561017e32afdacd4b72b85d19feb818f89

Aliases

arxiv: 1606.01766 · arxiv_version: 1606.01766v1 · doi: 10.48550/arxiv.1606.01766 · pith_short_12: KGUXBYRPUXQT · pith_short_16: KGUXBYRPUXQTKUGM · pith_short_8: KGUXBYRP

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/KGUXBYRPUXQTKUGMQFXGB3YDKY \
  | 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: 51a970e22fa5e13550cc816e60ef03561017e32afdacd4b72b85d19feb818f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da096f2dc6bce613266f2437bd7c98d4b740730201aa55bb03f23b4c101f774",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-06-06T14:42:11Z",
    "title_canon_sha256": "7a00b6b4ea98de5349b4f068f1d4f4084d5bfa2c94b722f178a0782aff8cd9b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01766",
    "kind": "arxiv",
    "version": 1
  }
}