Pith Number

pith:Y37XNZ3E

pith:2022:Y37XNZ3E7HYSA6BFVIXUKAQVEN

not attested not anchored not stored refs pending

Confidential Machine Learning within Graphcore IPUs

Antonio Nino Diaz, Balaji Vembu, C\'edric Fournet, Dan Wilkinson, David Chisnall, Graham Cunningham, Kapil Vaswani, Ken Gordon, Richard Osborne, Sam Webster, Saurabh Kulkarni, Stavros Volos

arxiv:2205.09005 v2 · 2022-05-18 · cs.CR · cs.AI · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y37XNZ3E7HYSA6BFVIXUKAQVEN}

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.

Cited by

1 paper in Pith

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Receipt and verification

First computed	2026-07-05T04:24:59.999448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6ff76e764f9f1207825aa2f450215236aa2e4b15008627633132bc3d63dc3f1

Aliases

arxiv: 2205.09005 · arxiv_version: 2205.09005v2 · doi: 10.48550/arxiv.2205.09005 · pith_short_12: Y37XNZ3E7HYS · pith_short_16: Y37XNZ3E7HYSA6BF · pith_short_8: Y37XNZ3E

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/Y37XNZ3E7HYSA6BFVIXUKAQVEN \
  | 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: c6ff76e764f9f1207825aa2f450215236aa2e4b15008627633132bc3d63dc3f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "892a3d94ff5e6bfb5e90a6609a53a4f9b830525cb1c23a2914f84b662a7d38c4",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.AR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-05-18T15:41:13Z",
    "title_canon_sha256": "146ad1bc17c5d90ec81295cc5c0448458b9094c1bd267ba0a49cbf9d2e92ad58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.09005",
    "kind": "arxiv",
    "version": 2
  }
}