Pith Number

pith:YXPM3LL4

pith:2021:YXPM3LL4ZHVTI4VA6SXYYXPOCY

not attested not anchored not stored refs pending

NCIS: Neural Contextual Iterative Smoothing for Purifying Adversarial Perturbations

Naeun Ko, Sungmin Cha, Taesup Moon, Youngjoon Yoo

arxiv:2106.11644 v2 · 2021-06-22 · 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{YXPM3LL4ZHVTI4VA6SXYYXPOCY}

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	2026-07-05T03:44:29.865889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5decdad7cc9eb3472a0f4af8c5dee1626f8c996b16734bcc2e3089dba5fd2dc

Aliases

arxiv: 2106.11644 · arxiv_version: 2106.11644v2 · doi: 10.48550/arxiv.2106.11644 · pith_short_12: YXPM3LL4ZHVT · pith_short_16: YXPM3LL4ZHVTI4VA · pith_short_8: YXPM3LL4

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/YXPM3LL4ZHVTI4VA6SXYYXPOCY \
  | 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: c5decdad7cc9eb3472a0f4af8c5dee1626f8c996b16734bcc2e3089dba5fd2dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f57131414cefc2c3d91e44879acb1371a96d4d0d8a6cc144ae574c425cac48c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-22T09:51:51Z",
    "title_canon_sha256": "32efbe7aa1d790b89389ade54217ba1cc5459a288a17474dfa2375beed4d2b63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.11644",
    "kind": "arxiv",
    "version": 2
  }
}