Pith Number

pith:OPAGZHNI

pith:2019:OPAGZHNIL5VOXXXMBIYAFW7EQD

not attested not anchored not stored refs pending

Learning To Characterize Adversarial Subspaces

Hui Xue, Xiaofeng Mao, Yuan He, Yuefeng Chen, Yuhong Li

arxiv:1911.06587 v1 · 2019-11-15 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPAGZHNIL5VOXXXMBIYAFW7EQD}

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	2026-07-05T00:19:25.015658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73c06c9da85f6aebdeec0a3002dbe480f84a4853a5713c7d68f5decd18c9bf67

Aliases

arxiv: 1911.06587 · arxiv_version: 1911.06587v1 · doi: 10.48550/arxiv.1911.06587 · pith_short_12: OPAGZHNIL5VO · pith_short_16: OPAGZHNIL5VOXXXM · pith_short_8: OPAGZHNI

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/OPAGZHNIL5VOXXXMBIYAFW7EQD \
  | 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: 73c06c9da85f6aebdeec0a3002dbe480f84a4853a5713c7d68f5decd18c9bf67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c0900a23245977c9b6dfa0d79c3a4d4e731d34667ebe3037c89600f9be016cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-15T12:28:18Z",
    "title_canon_sha256": "30d15ac68a273eac14bc98e31c21c9b918132d5657b3e0c8ad9ff2b0161a8a4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.06587",
    "kind": "arxiv",
    "version": 1
  }
}