Pith Number

pith:L2EV46VV

pith:2019:L2EV46VV4UDFZPRGLAKU5UVRKC

not attested not anchored not stored refs pending

An Alternative Surrogate Loss for PGD-based Adversarial Testing

Chongli Qin, Jonathan Uesato, Po-Sen Huang, Pushmeet Kohli, Sven Gowal, Timothy Mann

arxiv:1910.09338 v1 · 2019-10-21 · 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{L2EV46VV4UDFZPRGLAKU5UVRKC}

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	2026-07-05T00:13:32.857514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e895e7ab5e5065cbe2658154ed2b1509f15d6a6cac99f2a6ce65b9dd0ef20ba

Aliases

arxiv: 1910.09338 · arxiv_version: 1910.09338v1 · doi: 10.48550/arxiv.1910.09338 · pith_short_12: L2EV46VV4UDF · pith_short_16: L2EV46VV4UDFZPRG · pith_short_8: L2EV46VV

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/L2EV46VV4UDFZPRGLAKU5UVRKC \
  | 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: 5e895e7ab5e5065cbe2658154ed2b1509f15d6a6cac99f2a6ce65b9dd0ef20ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e66bec2b626dfe2db30ad933f286f011248323766f4eae19aa2e0c338062b51",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-10-21T13:08:54Z",
    "title_canon_sha256": "45e09f3b65d9bc84bf8a0241eb56a53e7b16e2e61b476362e425e5848015954c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.09338",
    "kind": "arxiv",
    "version": 1
  }
}