Pith Number

pith:WGYQA3GO

pith:2025:WGYQA3GOZREBT2OP2DPH7WFT4L

not attested not anchored not stored refs pending

On the (In)Security of Non-resettable Device Identifiers in Custom Android Systems

Guoai Xu, Haoyu Wang, Liu Wang, Zikan Dong

arxiv:2502.15270 v1 · 2025-02-21 · 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{WGYQA3GOZREBT2OP2DPH7WFT4L}

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

Virtual Reality, Real Problems: A Longitudinal Security Analysis of VR Firmware

Receipt and verification

First computed	2026-07-05T10:17:58.912216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1b1006ccecc4819e9cfd0de7fd8b3e2cc0f1a0ba890ab283229da6b0362c6fc

Aliases

arxiv: 2502.15270 · arxiv_version: 2502.15270v1 · doi: 10.48550/arxiv.2502.15270 · pith_short_12: WGYQA3GOZREB · pith_short_16: WGYQA3GOZREBT2OP · pith_short_8: WGYQA3GO

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/WGYQA3GOZREBT2OP2DPH7WFT4L \
  | 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: b1b1006ccecc4819e9cfd0de7fd8b3e2cc0f1a0ba890ab283229da6b0362c6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f88dd2ed44c085de5bc7dcc0145a2b7e093c30962d702026f3039b334d0a97a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-02-21T07:52:46Z",
    "title_canon_sha256": "8d592d0fbd115625e70187f76d91eaa65089bd0fbdb127a13a678ba43dcf838b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15270",
    "kind": "arxiv",
    "version": 1
  }
}