Pith Number

pith:DZPDEOLQ

pith:2025:DZPDEOLQJHWYSOKTD5KZQYH5G7

not attested not anchored not stored refs pending

Accelerated decomposition of bistochastic kernel matrices by low rank approximation

Chris Vales, Dimitrios Giannakis

arxiv:2510.26574 v3 · 2025-10-30 · math.NA · cs.NA · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZPDEOLQJHWYSOKTD5KZQYH5G7}

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	2026-06-30T01:17:28.273806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e5e32397049ed8939531f559860fd37d8715678261a2e1ca0cec832e5baddd2

Aliases

arxiv: 2510.26574 · arxiv_version: 2510.26574v3 · doi: 10.48550/arxiv.2510.26574 · pith_short_12: DZPDEOLQJHWY · pith_short_16: DZPDEOLQJHWYSOKT · pith_short_8: DZPDEOLQ

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/DZPDEOLQJHWYSOKTD5KZQYH5G7 \
  | 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: 1e5e32397049ed8939531f559860fd37d8715678261a2e1ca0cec832e5baddd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69fdb51e71e64c0028de6937d91168980fb52cffdbe3c32eb0a057c240a45e47",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-10-30T15:01:19Z",
    "title_canon_sha256": "44f67d556062a761578cc1571cc7528ba025bce89487528298732d2fd492a154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.26574",
    "kind": "arxiv",
    "version": 3
  }
}