Pith Number

pith:IT64VSFA

pith:2017:IT64VSFABVUSUVF3PNUYDIWZOX

not attested not anchored not stored refs pending

Butterfly Effect: Bidirectional Control of Classification Performance by Small Additive Perturbation

Junyoung Choi, Nojun Kwak, Sangdoo Yun, Seonguk Park, Youngjoon Yoo

arxiv:1711.09681 v2 · 2017-11-27 · cs.LG · cs.AI · 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{IT64VSFABVUSUVF3PNUYDIWZOX}

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	2026-05-18T00:29:00.857041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44fdcac8a00d692a54bb7b6981a2d975d99123b79cac29c9fbfcbeca2ecdb3af

Aliases

arxiv: 1711.09681 · arxiv_version: 1711.09681v2 · doi: 10.48550/arxiv.1711.09681 · pith_short_12: IT64VSFABVUS · pith_short_16: IT64VSFABVUSUVF3 · pith_short_8: IT64VSFA

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/IT64VSFABVUSUVF3PNUYDIWZOX \
  | 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: 44fdcac8a00d692a54bb7b6981a2d975d99123b79cac29c9fbfcbeca2ecdb3af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c25b6a97511b0b36b3a420bdbbd5618f5866b0c43ab8b0312285b845e0d73a18",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-11-27T13:32:45Z",
    "title_canon_sha256": "ff3822e94fb6fb809ca3212f1712a71bce936689ad8af615423bb1982baaa8c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09681",
    "kind": "arxiv",
    "version": 2
  }
}