Pith Number

pith:7HFH2DY5

pith:2016:7HFH2DY5NWQPMCGJIJV6MLOUG5

not attested not anchored not stored refs pending

Modern WLAN Fingerprinting Indoor Positioning Methods and Deployment Challenges

Ali Khalajmehrabadi, David Akopian, Nikolaos Gatsis

arxiv:1610.05424 v1 · 2016-10-18 · cs.NI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HFH2DY5NWQPMCGJIJV6MLOUG5}

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	2026-05-18T01:01:59.381800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ca7d0f1d6da0f608c9426be62dd4375ad740bea20f9316877828a0f1d4ab0a

Aliases

arxiv: 1610.05424 · arxiv_version: 1610.05424v1 · doi: 10.48550/arxiv.1610.05424 · pith_short_12: 7HFH2DY5NWQP · pith_short_16: 7HFH2DY5NWQPMCGJ · pith_short_8: 7HFH2DY5

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/7HFH2DY5NWQPMCGJIJV6MLOUG5 \
  | 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: f9ca7d0f1d6da0f608c9426be62dd4375ad740bea20f9316877828a0f1d4ab0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4735e2d45a725a39bbe14192a9cdf727d7d651e654a395e7a17552b56705e153",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2016-10-18T03:53:19Z",
    "title_canon_sha256": "52d8d8dabdd91fd653ca457fa4c7bc5efec72ad7a4d2b0d3226ecb55c2beecad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05424",
    "kind": "arxiv",
    "version": 1
  }
}