Pith Number

pith:65IHQIQT

pith:2021:65IHQIQTLVWIAPQNFJZJ6CPNDW

not attested not anchored not stored refs pending

Blind Faith: Privacy-Preserving Machine Learning using Function Approximation

Alexandros Bakas, Antonis Michalas, Tanveer Khan

arxiv:2107.14338 v1 · 2021-07-29 · 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{65IHQIQTLVWIAPQNFJZJ6CPNDW}

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	2026-07-05T03:01:59.054687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7507822135d6c803e0d2a729f09ed1d88694b1562a12cce572ec75a0266d90b

Aliases

arxiv: 2107.14338 · arxiv_version: 2107.14338v1 · doi: 10.48550/arxiv.2107.14338 · pith_short_12: 65IHQIQTLVWI · pith_short_16: 65IHQIQTLVWIAPQN · pith_short_8: 65IHQIQT

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/65IHQIQTLVWIAPQNFJZJ6CPNDW \
  | 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: f7507822135d6c803e0d2a729f09ed1d88694b1562a12cce572ec75a0266d90b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd945098d3463d517770a441b0ad474c6c231fc5903fa81dfe80a67a6446c70",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-07-29T21:31:43Z",
    "title_canon_sha256": "a8b60bce8595e2ae00508a9b6302c10883c6e41f71d6f027dcdd57565bc2ba5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.14338",
    "kind": "arxiv",
    "version": 1
  }
}