Pith Number

pith:AQSA2F4G

pith:2016:AQSA2F4GXP4MCXSYFXASFGMOEZ

not attested not anchored not stored refs pending

ViFi: Virtual Fingerprinting WiFi-based Indoor Positioning via Multi-Wall Multi-Floor Propagation Model

Adam Wolisz, Filip Lemic, Giuseppe Caso, Luca De Nardis, Maria-Gabriella Di Benedetto, Vlado Handziski

arxiv:1611.09335 v3 · 2016-11-18 · 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{AQSA2F4GXP4MCXSYFXASFGMOEZ}

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	2026-05-17T23:49:44.440085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04240d1786bbf8c15e582dc122998e265c63f46ecc187be07006ae490a32a2e2

Aliases

arxiv: 1611.09335 · arxiv_version: 1611.09335v3 · doi: 10.48550/arxiv.1611.09335 · pith_short_12: AQSA2F4GXP4M · pith_short_16: AQSA2F4GXP4MCXSY · pith_short_8: AQSA2F4G

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/AQSA2F4GXP4MCXSYFXASFGMOEZ \
  | 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: 04240d1786bbf8c15e582dc122998e265c63f46ecc187be07006ae490a32a2e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9981869d0575fcf03153d28348c6dd738e29c895763cff8eb074540c3f4f3edc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2016-11-18T09:57:57Z",
    "title_canon_sha256": "bd2f2c22e223e29bc6cd471e4335f54900240916b3e03e0a9833911147252789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09335",
    "kind": "arxiv",
    "version": 3
  }
}