Pith Number

pith:QUX3NOAX

pith:2019:QUX3NOAXUVJGYREPG4UCHOLOJJ

not attested not anchored not stored refs pending

A Performance Study of a Fast-Rate WLAN Fingerprint Measurement Collection Method

David Akopian, Erick Schmidt, Misbahuddin A. Mohammed

arxiv:1902.05646 v1 · 2019-02-15 · eess.SP · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUX3NOAXUVJGYREPG4UCHOLOJJ}

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	2026-05-17T23:53:56.669540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

852fb6b817a5526c448f372823b96e4a6793da9b37306a57dbabfdc63859c9cd

Aliases

arxiv: 1902.05646 · arxiv_version: 1902.05646v1 · doi: 10.48550/arxiv.1902.05646 · pith_short_12: QUX3NOAXUVJG · pith_short_16: QUX3NOAXUVJGYREP · pith_short_8: QUX3NOAX

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/QUX3NOAXUVJGYREPG4UCHOLOJJ \
  | 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: 852fb6b817a5526c448f372823b96e4a6793da9b37306a57dbabfdc63859c9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66fc169a21551f2f29c539f66371cbd12e561457bb535e65de13ae8a2a67325a",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-02-15T00:02:59Z",
    "title_canon_sha256": "93187d64d2e094fa158281cd54a1cb1bbfbec87a0daab62c73f2a8f93c715e9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05646",
    "kind": "arxiv",
    "version": 1
  }
}