Pith Number

pith:QUW762EN

pith:2018:QUW762ENUHDKUKBAS5LCCDHLTP

not attested not anchored not stored refs pending

A Survey on Context-based Co-presence Detection Techniques

Chhagan Lal, Mauro Conti

arxiv:1808.03320 v2 · 2018-07-18 · 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{QUW762ENUHDKUKBAS5LCCDHLTP}

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	2026-05-17T23:48:45.679034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

852dff688da1c6aa28209756210ceb9bd0c850b783b9cd4de84c2dc46aa40570

Aliases

arxiv: 1808.03320 · arxiv_version: 1808.03320v2 · doi: 10.48550/arxiv.1808.03320 · pith_short_12: QUW762ENUHDK · pith_short_16: QUW762ENUHDKUKBA · pith_short_8: QUW762EN

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/QUW762ENUHDKUKBAS5LCCDHLTP \
  | 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: 852dff688da1c6aa28209756210ceb9bd0c850b783b9cd4de84c2dc46aa40570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19880da92b124cc2d9957bb3dfe36d1d6730debf7d49f03fb8b6bb49e5b40079",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-07-18T14:37:27Z",
    "title_canon_sha256": "8b58dff0c19b297ff50c62ac04238f480201c9f114c07402fedc553b1bb389bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03320",
    "kind": "arxiv",
    "version": 2
  }
}