Pith Number

pith:HEXU4IKY

pith:2021:HEXU4IKYS56SYMQPFYX6IQHOP2

not attested not anchored not stored refs pending

LEAP: TrustZone Based Developer-Friendly TEE for Intelligent Mobile Apps

Fengyuan Xu, Hao Han, Hao Wu, Lizhi Sun, Sheng Zhong, Shuocheng Wang, Yuhang Gong, Yunxin Liu

arxiv:2102.02465 v3 · 2021-02-04 · 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{HEXU4IKYS56SYMQPFYX6IQHOP2}

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	2026-07-05T05:18:43.219635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392f4e2158977d2c320f2e2fe440ee7ebf90590b024800cb671ec8f9f25e2dfd

Aliases

arxiv: 2102.02465 · arxiv_version: 2102.02465v3 · doi: 10.48550/arxiv.2102.02465 · pith_short_12: HEXU4IKYS56S · pith_short_16: HEXU4IKYS56SYMQP · pith_short_8: HEXU4IKY

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/HEXU4IKYS56SYMQPFYX6IQHOP2 \
  | 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: 392f4e2158977d2c320f2e2fe440ee7ebf90590b024800cb671ec8f9f25e2dfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30c7c25a54643b66cd18be622a2fd8462fd7091ee8b31726b474a35fc12de3ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-02-04T07:49:36Z",
    "title_canon_sha256": "5ef09a2c02c4fcf4fa74f617e36d8f956e1242033965580c245ce869e8e7e8cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02465",
    "kind": "arxiv",
    "version": 3
  }
}