Pith Number

pith:CVMK4DQE

pith:2026:CVMK4DQERQ4HJMIBQHCPNMTVUG

not attested not anchored not stored refs pending

Halt Fast! Early Stopping for Certified Robustness

Andrew C. Cullen, Benjamin I.P. Rubinstein, Paul Montague

arxiv:2606.27694 v1 · 2026-06-26 · cs.LG · cs.AI · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVMK4DQERQ4HJMIBQHCPNMTVUG}

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	2026-06-29T01:14:45.582248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1558ae0e048c3874b10181c4f6b275a1b7daf0cfaaae11aee041ef051f80b84e

Aliases

arxiv: 2606.27694 · arxiv_version: 2606.27694v1 · doi: 10.48550/arxiv.2606.27694 · pith_short_12: CVMK4DQERQ4H · pith_short_16: CVMK4DQERQ4HJMIB · pith_short_8: CVMK4DQE

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/CVMK4DQERQ4HJMIBQHCPNMTVUG \
  | 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: 1558ae0e048c3874b10181c4f6b275a1b7daf0cfaaae11aee041ef051f80b84e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e77ec9e6c139c15aa14c901ad9b7a961b3f8b46036ff090a3d11848f43ebae7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-26T03:41:58Z",
    "title_canon_sha256": "9d77e131f8f465920436167d14a0aa6f442c240b576f0515f19c3255c8f194a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27694",
    "kind": "arxiv",
    "version": 1
  }
}