Pith Number

pith:WTP7DPS6

pith:2022:WTP7DPS6UV5YSHB2CQJ7ZGH4HK

not attested not anchored not stored refs pending

Android Private Compute Core Architecture

Eugenio Marchiori, Marco Zamarato, Ronnie Falcon, Roxanne Pinto, Sarah de Haas, Sergey Volnov

arxiv:2209.10317 v2 · 2022-09-21 · cs.CR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTP7DPS6UV5YSHB2CQJ7ZGH4HK}

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

Local Is Not a Sufficient Privacy Boundary: Governing OS-Integrated On-Device AI

Receipt and verification

First computed	2026-07-05T05:00:03.079095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4dff1be5ea57b891c3a1413fc98fc3aba08af53c995c64c2faee53f4176fb6d

Aliases

arxiv: 2209.10317 · arxiv_version: 2209.10317v2 · doi: 10.48550/arxiv.2209.10317 · pith_short_12: WTP7DPS6UV5Y · pith_short_16: WTP7DPS6UV5YSHB2 · pith_short_8: WTP7DPS6

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/WTP7DPS6UV5YSHB2CQJ7ZGH4HK \
  | 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: b4dff1be5ea57b891c3a1413fc98fc3aba08af53c995c64c2faee53f4176fb6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7012cc0db3ded2fcac1f8c637b18f7c14259814283949d864c3bc4fd1e2a0d2",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-09-21T12:45:18Z",
    "title_canon_sha256": "7d299c68fe7fffe25f0b99f5b31f66a192c1e0519b8822703e3110673b95e18f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.10317",
    "kind": "arxiv",
    "version": 2
  }
}