Pith Number

pith:4NDGSIXH

pith:2018:4NDGSIXHEXMTTHM2URC7DCB6HL

not attested not anchored not stored refs pending

Toward Scalable Verification for Safety-Critical Deep Networks

Clark Barrett, Guy Katz, Justin Gottschlich, Kyle Julian, Lindsey Kuper, Mykel Kochenderfer

arxiv:1801.05950 v2 · 2018-01-18 · cs.AI · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NDGSIXHEXMTTHM2URC7DCB6HL}

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	2026-05-18T00:24:28.402306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3466922e725d9399d9aa445f1883e3ac50e97ab445fcaddd67602cba8f5efff

Aliases

arxiv: 1801.05950 · arxiv_version: 1801.05950v2 · doi: 10.48550/arxiv.1801.05950 · pith_short_12: 4NDGSIXHEXMT · pith_short_16: 4NDGSIXHEXMTTHM2 · pith_short_8: 4NDGSIXH

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/4NDGSIXHEXMTTHM2URC7DCB6HL \
  | 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: e3466922e725d9399d9aa445f1883e3ac50e97ab445fcaddd67602cba8f5efff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a2f0ef34b2f03f49a80239e423ebb310704d37e4498e3990ba31872715faa1b",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-01-18T06:27:57Z",
    "title_canon_sha256": "3fcd8f7c8da51ca7fd7f5b0e8eadd94a169960a1c174ac9f036cbda430f65443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05950",
    "kind": "arxiv",
    "version": 2
  }
}