Pith Number

pith:7J7KF7G3

pith:2019:7J7KF7G3XSBS6XVMVE4U6NTZ6V

not attested not anchored not stored refs pending

On the Effectiveness of Low Frequency Perturbations

Gavin Weiguang Ding, Marcus Brubaker, Yash Sharma

arxiv:1903.00073 v2 · 2019-02-28 · cs.CV · cs.CR · 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{7J7KF7G3XSBS6XVMVE4U6NTZ6V}

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	2026-05-17T23:44:29.222640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa7ea2fcdbbc832f5eaca9394f3679f57a5f49389ca0c2a9dc87be2341a11e54

Aliases

arxiv: 1903.00073 · arxiv_version: 1903.00073v2 · doi: 10.48550/arxiv.1903.00073 · pith_short_12: 7J7KF7G3XSBS · pith_short_16: 7J7KF7G3XSBS6XVM · pith_short_8: 7J7KF7G3

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/7J7KF7G3XSBS6XVMVE4U6NTZ6V \
  | 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: fa7ea2fcdbbc832f5eaca9394f3679f57a5f49389ca0c2a9dc87be2341a11e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beaa142324840b5336fcda83b741248875bc549e7df710fcf67d37aa856f493f",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-28T21:25:45Z",
    "title_canon_sha256": "9b65b6d74d5615923a69d90532d816ec3be0edd5f8eef1c80b56008dc5ec7e96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00073",
    "kind": "arxiv",
    "version": 2
  }
}