Pith Number

pith:JWMHDUNX

pith:2018:JWMHDUNXFTYBRFYCKAXMK6NQCF

not attested not anchored not stored refs pending

We Hear Your Activities through Wi-Fi Signals

Fang-Jing Wu, G\"urkan Solmaz

arxiv:1808.01027 v1 · 2018-08-02 · cs.NI · cs.CY · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWMHDUNXFTYBRFYCKAXMK6NQCF}

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	2026-05-18T00:08:59.290119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d9871d1b72cf0189702502ec579b0116bcfb90e78674454e8f80447b99f1106

Aliases

arxiv: 1808.01027 · arxiv_version: 1808.01027v1 · doi: 10.48550/arxiv.1808.01027 · pith_short_12: JWMHDUNXFTYB · pith_short_16: JWMHDUNXFTYBRFYC · pith_short_8: JWMHDUNX

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/JWMHDUNXFTYBRFYCKAXMK6NQCF \
  | 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: 4d9871d1b72cf0189702502ec579b0116bcfb90e78674454e8f80447b99f1106

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c3411b7f6554c53d73ad2b352c5c3d4e93ed7a6fa52750f8625282ef628bb8f",
    "cross_cats_sorted": [
      "cs.CY",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-08-02T21:05:30Z",
    "title_canon_sha256": "1d0855fa23d3c37cf9fcf3deac0d774c7dba42174b9c373ac926745270035ad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01027",
    "kind": "arxiv",
    "version": 1
  }
}