Pith Number

pith:NRYLTB22

pith:2025:NRYLTB22YYMHY7QCGYHJ4KSPJP

not attested not anchored not stored refs pending

ModShift: Model Privacy via Designed Shifts

Nomaan A. Kherani, Urbashi Mitra

arxiv:2507.20060 v1 · 2025-07-26 · cs.LG · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRYLTB22YYMHY7QCGYHJ4KSPJP}

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	2026-07-05T11:44:12.688931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c70b9875ac6187c7e02360e9e2a4f4bf3aba1e055fdad2ec3922de9a2fa5492

Aliases

arxiv: 2507.20060 · arxiv_version: 2507.20060v1 · doi: 10.48550/arxiv.2507.20060 · pith_short_12: NRYLTB22YYMH · pith_short_16: NRYLTB22YYMHY7QC · pith_short_8: NRYLTB22

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/NRYLTB22YYMHY7QCGYHJ4KSPJP \
  | 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: 6c70b9875ac6187c7e02360e9e2a4f4bf3aba1e055fdad2ec3922de9a2fa5492

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c010c78b67ebe17d0d4dc92f1227f987cc8cbd6016e1c48694049d43c5ed24",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-26T21:00:56Z",
    "title_canon_sha256": "e26bf900e0987330180df9a2ee7a8d50929c7f41d32793c701e089bffc60c8d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.20060",
    "kind": "arxiv",
    "version": 1
  }
}