Pith Number

pith:JDQF7VTO

pith:2016:JDQF7VTO7BIGKZ4LKJ47KTBSY5

not attested not anchored not stored refs pending

Efficient Solution of Parameter Dependent Quasiseparable Systems and Computation of Meromorphic Matrix Functions

Luca Gemignani, Paola Boito, Yuli Eidelman

arxiv:1611.09107 v2 · 2016-11-28 · 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{JDQF7VTO7BIGKZ4LKJ47KTBSY5}

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	2026-05-18T00:38:39.826661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48e05fd66ef85065678b5279f54c32c7758c36c690d74976b60cf938e5a877fa

Aliases

arxiv: 1611.09107 · arxiv_version: 1611.09107v2 · doi: 10.48550/arxiv.1611.09107 · pith_short_12: JDQF7VTO7BIG · pith_short_16: JDQF7VTO7BIGKZ4L · pith_short_8: JDQF7VTO

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/JDQF7VTO7BIGKZ4LKJ47KTBSY5 \
  | 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: 48e05fd66ef85065678b5279f54c32c7758c36c690d74976b60cf938e5a877fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c7a24eee0abcd72ac01d37310b471acd9d8289c94279a75addaa18504cfb983",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-11-28T13:21:52Z",
    "title_canon_sha256": "525c89966a44079fccdb54c7d2e4a1f3ecd6b6d09b979516f2db2fab49e3f614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09107",
    "kind": "arxiv",
    "version": 2
  }
}