Pith Number

pith:NGBBOHE4

pith:2018:NGBBOHE46JCYX4HD4OPKV5OUKV

not attested not anchored not stored refs pending

SemanticLock: An authentication method for mobile devices using semantically-linked images

Charles Fleming, Haining Liang, Ilesanmi Olade

arxiv:1806.11361 v3 · 2018-06-29 · cs.CR · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGBBOHE46JCYX4HD4OPKV5OUKV}

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

Augmented Unlocking Techniques for Smartphones Using Pre-Touch Information

Receipt and verification

First computed	2026-07-05T00:11:02.646540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6982171c9cf2458bf0e3e39eaaf5d4555da7548373d83e07a2522d062585c40a

Aliases

arxiv: 1806.11361 · arxiv_version: 1806.11361v3 · doi: 10.48550/arxiv.1806.11361 · pith_short_12: NGBBOHE46JCY · pith_short_16: NGBBOHE46JCYX4HD · pith_short_8: NGBBOHE4

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/NGBBOHE46JCYX4HD4OPKV5OUKV \
  | 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: 6982171c9cf2458bf0e3e39eaaf5d4555da7548373d83e07a2522d062585c40a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "362793ae927680cd140711db11306da5c0c50cdfba8038d8e59601997fcaa05d",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-06-29T11:32:04Z",
    "title_canon_sha256": "69942dcb07039da2a30f61f62a01218417b6521737f795da5a8f74252035d453"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11361",
    "kind": "arxiv",
    "version": 3
  }
}