Pith Number

pith:C5LHBECO

pith:2021:C5LHBECO6L2AAMRQWM47JLSM7M

not attested not anchored not stored refs pending

Improving Transformation-based Defenses against Adversarial Examples with First-order Perturbations

Haimin Zhang, Min Xu

arxiv:2103.04565 v3 · 2021-03-08 · cs.CV · 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{C5LHBECO6L2AAMRQWM47JLSM7M}

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	2026-07-05T07:38:23.216992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

175670904ef2f4003230b339f4ae4cfb2b041fdd0efac93cc1c72fa50bf05348

Aliases

arxiv: 2103.04565 · arxiv_version: 2103.04565v3 · doi: 10.48550/arxiv.2103.04565 · pith_short_12: C5LHBECO6L2A · pith_short_16: C5LHBECO6L2AAMRQ · pith_short_8: C5LHBECO

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/C5LHBECO6L2AAMRQWM47JLSM7M \
  | 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: 175670904ef2f4003230b339f4ae4cfb2b041fdd0efac93cc1c72fa50bf05348

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f4401dc00d1b6e29aef5dde2a4b0fbf47d68824b98fc6d3b3d600ac41fe46f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-08T06:27:24Z",
    "title_canon_sha256": "33c19af6cfb347123ae52bc2d4f8dd0616913cdb8e551df3c081ac74fddcd00a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.04565",
    "kind": "arxiv",
    "version": 3
  }
}