Pith Number

pith:HV54DRU6

pith:2021:HV54DRU6MPTN4AMRXGB4MS4DGT

not attested not anchored not stored refs pending

Photonic co-processors in HPC: using LightOn OPUs for Randomized Numerical Linear Algebra

Alessandro Cappelli, Daniel Hesslow, Gustave Pariente, Iacopo Poli, Igor Carron, Kilian M\"uller, Laurent Daudet, Rapha\"el Lafargue, Ruben Ohana

arxiv:2104.14429 v2 · 2021-04-29 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HV54DRU6MPTN4AMRXGB4MS4DGT}

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	2026-07-05T02:38:18.798934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d7bc1c69e63e6de0191b983c64b8334f6a62a6851dd904acbe6b0824421a078

Aliases

arxiv: 2104.14429 · arxiv_version: 2104.14429v2 · doi: 10.48550/arxiv.2104.14429 · pith_short_12: HV54DRU6MPTN · pith_short_16: HV54DRU6MPTN4AMR · pith_short_8: HV54DRU6

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/HV54DRU6MPTN4AMRXGB4MS4DGT \
  | 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: 3d7bc1c69e63e6de0191b983c64b8334f6a62a6851dd904acbe6b0824421a078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9391d03431d2c209a062eb00a23f99bb1fd59c839d3592a5f59594f30b6ed2c2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-04-29T15:48:52Z",
    "title_canon_sha256": "8d3d6ac72f19fb2c64f54ab872ddf5d36225198a01381ef12cf157bdc0d84ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14429",
    "kind": "arxiv",
    "version": 2
  }
}