Pith Number

pith:HG3IHCCM

pith:2015:HG3IHCCMEMJDXYBGWP5QEYWANL

not attested not anchored not stored refs pending

Minimal Gersgorin tensor eigenvalue inclusion set and its numerical approximation

Chaoqian Li, Yaotang Li

arxiv:1506.01471 v1 · 2015-06-04 · 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{HG3IHCCMEMJDXYBGWP5QEYWANL}

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	2026-05-18T01:57:41.355407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39b683884c23123be026b3fb0262c06ac1bf1891c4de97f7a393c32fb52ebdcc

Aliases

arxiv: 1506.01471 · arxiv_version: 1506.01471v1 · doi: 10.48550/arxiv.1506.01471 · pith_short_12: HG3IHCCMEMJD · pith_short_16: HG3IHCCMEMJDXYBG · pith_short_8: HG3IHCCM

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/HG3IHCCMEMJDXYBGWP5QEYWANL \
  | 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: 39b683884c23123be026b3fb0262c06ac1bf1891c4de97f7a393c32fb52ebdcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea3449276951ab9d26a90f4ba32d4708113ef166048c3ffed96e828a14ca808",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-06-04T05:54:55Z",
    "title_canon_sha256": "2b405f58b924c8090fc0c49fc78eba8d34a2ed68f23363210044a24d5f89fceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01471",
    "kind": "arxiv",
    "version": 1
  }
}