Pith Number

pith:B5UTWK3L

pith:2024:B5UTWK3L6FC6NA56JLBX6GZVYZ

not attested not anchored not stored refs pending

Whack-a-Chip: The Futility of Hardware-Centric Export Controls

Andrew W. Reddie, Leah Walker, Ritwik Gupta

arxiv:2411.14425 v1 · 2024-11-21 · cs.CY · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B5UTWK3L6FC6NA56JLBX6GZVYZ}

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	2026-07-05T09:38:46.748672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f693b2b6bf145e683be4ac37f1b35c657dc8f0d565389339d63751a3e455215

Aliases

arxiv: 2411.14425 · arxiv_version: 2411.14425v1 · doi: 10.48550/arxiv.2411.14425 · pith_short_12: B5UTWK3L6FC6 · pith_short_16: B5UTWK3L6FC6NA56 · pith_short_8: B5UTWK3L

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/B5UTWK3L6FC6NA56JLBX6GZVYZ \
  | 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: 0f693b2b6bf145e683be4ac37f1b35c657dc8f0d565389339d63751a3e455215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd2856c244d6a79cc7f81067f0f6c0bc840246ed40d264d85592e7adf0f618f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2024-11-21T18:57:17Z",
    "title_canon_sha256": "cc6f40744ddd44866fc93ef31d85511ba3ed40c49b858adc4188c607a6fa88cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.14425",
    "kind": "arxiv",
    "version": 1
  }
}