Pith Number

pith:OUBKUWQB

pith:2018:OUBKUWQBFHUHE7B4HSNG5SPVTM

not attested not anchored not stored refs pending

Scaling provable adversarial defenses

Eric Wong, Frank R. Schmidt, Jan Hendrik Metzen, J. Zico Kolter

arxiv:1805.12514 v2 · 2018-05-31 · cs.LG · cs.AI · math.OC · 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{OUBKUWQBFHUHE7B4HSNG5SPVTM}

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	2026-05-18T00:00:08.503681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7502aa5a0129e8727c3c3c9a6ec9f59b2b6f7924a4e6be8cdb000de3b4a3c9a0

Aliases

arxiv: 1805.12514 · arxiv_version: 1805.12514v2 · doi: 10.48550/arxiv.1805.12514 · pith_short_12: OUBKUWQBFHUH · pith_short_16: OUBKUWQBFHUHE7B4 · pith_short_8: OUBKUWQB

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/OUBKUWQBFHUHE7B4HSNG5SPVTM \
  | 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: 7502aa5a0129e8727c3c3c9a6ec9f59b2b6f7924a4e6be8cdb000de3b4a3c9a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04078b8bfc1bda9d66abe99631022928e60ed63b0273478a667a7aa4f42f35c9",
    "cross_cats_sorted": [
      "cs.AI",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-31T15:25:10Z",
    "title_canon_sha256": "68759d485b3c81b778d4a987cce958868045b49ce76b20cbc4269242b0ea02ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12514",
    "kind": "arxiv",
    "version": 2
  }
}