Pith Number

pith:HKHAFQ4Z

pith:2021:HKHAFQ4ZJWHDUM2I2LFPOCHWMY

not attested not anchored not stored refs pending

Reverse Engineering the Neural Tangent Kernel

James B. Simon, Michael R. DeWeese, Sajant Anand

arxiv:2106.03186 v4 · 2021-06-06 · 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{HKHAFQ4ZJWHDUM2I2LFPOCHWMY}

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

On the Complexity-Faithfulness Trade-off of Gradient-Based Explanations

Receipt and verification

First computed	2026-07-05T04:48:07.252988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a8e02c3994d8e3a3348d2caf708f6661cf4559dee535daee8c9e924da979fe8

Aliases

arxiv: 2106.03186 · arxiv_version: 2106.03186v4 · doi: 10.48550/arxiv.2106.03186 · pith_short_12: HKHAFQ4ZJWHD · pith_short_16: HKHAFQ4ZJWHDUM2I · pith_short_8: HKHAFQ4Z

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/HKHAFQ4ZJWHDUM2I2LFPOCHWMY \
  | 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: 3a8e02c3994d8e3a3348d2caf708f6661cf4559dee535daee8c9e924da979fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85595c3dba6dfd5b32f3d70c4a804fdc796fffe6df2ef84bb272837cb860cf02",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-06T17:25:33Z",
    "title_canon_sha256": "b6f802b81a275ac9b35351518c7f9e6e36147325a70bc4369ab8324fb1c3d988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.03186",
    "kind": "arxiv",
    "version": 4
  }
}