Pith Number

pith:TW5WKD2U

pith:2020:TW5WKD2UJKONPOS7Y3EWKRGR2T

not attested not anchored not stored refs pending

Kaleidoscope: An Efficient, Learnable Representation For All Structured Linear Maps

Albert Gu, Amit Blonder, Atri Rudra, Christopher R\'e, Matthew Eichhorn, Megan Leszczynski, Nimit S. Sohoni, Tri Dao

arxiv:2012.14966 v2 · 2020-12-29 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TW5WKD2UJKONPOS7Y3EWKRGR2T}

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	2026-07-05T02:04:29.924088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dbb650f544a9cd7ba5fc6c96544d1d4d182c0b0bf46489a9589a5b77a459ced

Aliases

arxiv: 2012.14966 · arxiv_version: 2012.14966v2 · doi: 10.48550/arxiv.2012.14966 · pith_short_12: TW5WKD2UJKON · pith_short_16: TW5WKD2UJKONPOS7 · pith_short_8: TW5WKD2U

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/TW5WKD2UJKONPOS7Y3EWKRGR2T \
  | 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: 9dbb650f544a9cd7ba5fc6c96544d1d4d182c0b0bf46489a9589a5b77a459ced

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f68465dcc41ad048ce57bf51adba74c3948dc1b553c42e19fb61eaf4c9d4b947",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-12-29T22:51:29Z",
    "title_canon_sha256": "e04a82bf100474ee059ee155b83f9542f2e783ff778cad301dc237f459f17f96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.14966",
    "kind": "arxiv",
    "version": 2
  }
}