Pith Number

pith:J63SDIVV

pith:2022:J63SDIVV7M3BVOLIBFV2XVHJBO

not attested not anchored not stored refs pending

Towards Neural Sparse Linear Solvers

Luca Grementieri, Paolo Galeone

arxiv:2203.06944 v1 · 2022-03-14 · cs.LG · cs.NA · 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{J63SDIVV7M3BVOLIBFV2XVHJBO}

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.

Cited by

1 paper in Pith

Self-Supervised Learning for Sparse Matrix Reordering

Receipt and verification

First computed	2026-07-05T04:04:57.747723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fb721a2b5fb361ab968096babd4e90ba384f982dca7161efa0204d16275e441

Aliases

arxiv: 2203.06944 · arxiv_version: 2203.06944v1 · doi: 10.48550/arxiv.2203.06944 · pith_short_12: J63SDIVV7M3B · pith_short_16: J63SDIVV7M3BVOLI · pith_short_8: J63SDIVV

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/J63SDIVV7M3BVOLIBFV2XVHJBO \
  | 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: 4fb721a2b5fb361ab968096babd4e90ba384f982dca7161efa0204d16275e441

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9f88d0000ed71869a19d422fe4b37458f62805b78d4a64208c415906cb41291",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-14T09:17:02Z",
    "title_canon_sha256": "1e2d7ed633a95c93c6a0b6b8838bd27c77ee590a28a8aacbdd65aa9fdc3064e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.06944",
    "kind": "arxiv",
    "version": 1
  }
}