Pith Number

pith:P7Z2WG67

pith:2018:P7Z2WG67IC5KPMWI2MTRVZRXSZ

not attested not anchored not stored refs pending

Lookup Lateration: Mapping of Received Signal Strength to Position for Geo-Localization in Outdoor Urban Areas

Andrey Shestakov, Attila Kertesz-Farkas, Danila Doroshin, Dmitri Shmelkin

arxiv:1809.09405 v1 · 2018-09-25 · 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{P7Z2WG67IC5KPMWI2MTRVZRXSZ}

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	2026-05-18T00:04:53.495099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff3ab1bdf40baa7b2c8d3271ae637966c98002b4cc335b4fe40173511082cc5

Aliases

arxiv: 1809.09405 · arxiv_version: 1809.09405v1 · doi: 10.48550/arxiv.1809.09405 · pith_short_12: P7Z2WG67IC5K · pith_short_16: P7Z2WG67IC5KPMWI · pith_short_8: P7Z2WG67

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/P7Z2WG67IC5KPMWI2MTRVZRXSZ \
  | 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: 7ff3ab1bdf40baa7b2c8d3271ae637966c98002b4cc335b4fe40173511082cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbb1de67f4cc4022f067c234d5b0ac1ea179601829f63878a2fa337ba7c50723",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-09-25T10:50:35Z",
    "title_canon_sha256": "34e6fb353c9ff4164bf4fb545e0cd770a896164a610254682ff46c99180fdc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09405",
    "kind": "arxiv",
    "version": 1
  }
}