Pith Number

pith:GRTWG66W

pith:2016:GRTWG66WHCMCSUYSVCBZFUGEOS

not attested not anchored not stored refs pending

Decay bounds for the numerical quasiseparable preservation in matrix functions

Leonardo Robol, Stefano Massei

arxiv:1608.01576 v3 · 2016-08-04 · 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{GRTWG66WHCMCSUYSVCBZFUGEOS}

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	2026-05-18T00:55:20.917516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3467637bd63898295312a88392d0c474b5e264ed575d9ee2a3cd5c0ab6335c5a

Aliases

arxiv: 1608.01576 · arxiv_version: 1608.01576v3 · doi: 10.48550/arxiv.1608.01576 · pith_short_12: GRTWG66WHCMC · pith_short_16: GRTWG66WHCMCSUYS · pith_short_8: GRTWG66W

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/GRTWG66WHCMCSUYSVCBZFUGEOS \
  | 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: 3467637bd63898295312a88392d0c474b5e264ed575d9ee2a3cd5c0ab6335c5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c3ee52f42c42c1f8d3bc28d9262fbdfb6b346257220fb3c65642ae940e72351",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-08-04T15:16:20Z",
    "title_canon_sha256": "0accbe9c15c830d1055d37a87c828b24c3f7cc2c386d1f7482dbbd9c004c8bcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01576",
    "kind": "arxiv",
    "version": 3
  }
}