Pith Number

pith:LXOT35IF

pith:2019:LXOT35IFPAHNLEW2655JX2DEL4

not attested not anchored not stored refs pending

Achieving Trust-Based and Privacy-Preserving Customer Selection in Ubiquitous Computing

Chang Xu, Chuan Zhang, Kashif Sharif, Liehuang Zhu, Mohsen Guizani, Xiaojiang Du, Ximeng Liu

arxiv:1902.04345 v1 · 2019-02-12 · 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{LXOT35IFPAHNLEW2655JX2DEL4}

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	2026-05-17T23:54:12.518256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ddd3df505780ed592daf77a9be8645f354b4e404146d216dec9a5993d1da78f

Aliases

arxiv: 1902.04345 · arxiv_version: 1902.04345v1 · doi: 10.48550/arxiv.1902.04345 · pith_short_12: LXOT35IFPAHN · pith_short_16: LXOT35IFPAHNLEW2 · pith_short_8: LXOT35IF

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/LXOT35IFPAHNLEW2655JX2DEL4 \
  | 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: 5ddd3df505780ed592daf77a9be8645f354b4e404146d216dec9a5993d1da78f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a97dd073584fac369cd296aac3bc286d577e5a88100e31b22b30e9abc8b1816f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-02-12T11:52:58Z",
    "title_canon_sha256": "9c2359cb266f0cbacfbf1592d8bc063b20d612a1a333d5e2a2b1e8a36c6ba2fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04345",
    "kind": "arxiv",
    "version": 1
  }
}