Pith Number

pith:MJM4IKBC

pith:2022:MJM4IKBCEJSVIAFRNDEHZ5YFMC

not attested not anchored not stored refs pending

DIY-IPS: Towards an Off-the-Shelf Accurate Indoor Positioning System

Abdallah Lakhdari, Amani Abusafia, Athman Bouguettaya, Qijun He, Riccardo Menon

arxiv:2209.03613 v1 · 2022-09-08 · 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{MJM4IKBCEJSVIAFRNDEHZ5YFMC}

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	2026-07-05T04:55:43.929440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6259c4282222655400b168c87cf70560962bdba09ba75662abec630dd3c249c8

Aliases

arxiv: 2209.03613 · arxiv_version: 2209.03613v1 · doi: 10.48550/arxiv.2209.03613 · pith_short_12: MJM4IKBCEJSV · pith_short_16: MJM4IKBCEJSVIAFR · pith_short_8: MJM4IKBC

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/MJM4IKBCEJSVIAFRNDEHZ5YFMC \
  | 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: 6259c4282222655400b168c87cf70560962bdba09ba75662abec630dd3c249c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0d6294e564ff68c70ae73f01a2513d181b4d23c6f6c6bb1b3180bed0a171060",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2022-09-08T07:36:10Z",
    "title_canon_sha256": "d4880cd4878100c20ea9619082ce59df57c070c5457094d71c4605a910c32972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.03613",
    "kind": "arxiv",
    "version": 1
  }
}