Pith Number

pith:N4TIIIPM

pith:2018:N4TIIIPMZFEQBODKCMLITZS753

not attested not anchored not stored refs pending

Nanosecond-precision Time-of-Arrival Estimation for Aircraft Signals with low-cost SDR Receivers

Blaz Repas, Domenico Giustiniano, Fabio Ricciato, Roberto Calvo-Palomino, Vincent Lenders

arxiv:1802.07016 v1 · 2018-02-20 · 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{N4TIIIPMZFEQBODKCMLITZS753}

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	2026-05-18T00:22:53.731816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f268421ecc94900b86a131689e65feeeff7bc3c58eb3140171d9d39b7faa5a8

Aliases

arxiv: 1802.07016 · arxiv_version: 1802.07016v1 · doi: 10.48550/arxiv.1802.07016 · pith_short_12: N4TIIIPMZFEQ · pith_short_16: N4TIIIPMZFEQBODK · pith_short_8: N4TIIIPM

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/N4TIIIPMZFEQBODKCMLITZS753 \
  | 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: 6f268421ecc94900b86a131689e65feeeff7bc3c58eb3140171d9d39b7faa5a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ef462e1f867024c5ed956b990079eed1a37b60f73653ea6d5e98e13f664d374",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-20T08:59:02Z",
    "title_canon_sha256": "8c739104caf28f5bdb27ac9a8b32a45e54ba32f3c49028d71e19cd3d9f7a8292"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07016",
    "kind": "arxiv",
    "version": 1
  }
}