Pith Number

pith:XN36HVBB

pith:2019:XN36HVBBM2B37UHGVZTUE5TGGR

not attested not anchored not stored refs pending

Methodology to estimate ionospheric scintillation risk maps and their contribution to position dilution of precision on the ground

Alexandra Koulouri, Biagio Forte, Bruno C. Vani, Ivan Astin, Nathan D. Smith, Ville Rimpilainen

arxiv:1911.08229 v2 · 2019-11-19 · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XN36HVBBM2B37UHGVZTUE5TGGR}

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	2026-07-05T00:38:34.888668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb77e3d4216683bfd0e6ae67427666345663fcb0e50c277330d26398ccc02e93

Aliases

arxiv: 1911.08229 · arxiv_version: 1911.08229v2 · doi: 10.48550/arxiv.1911.08229 · pith_short_12: XN36HVBBM2B3 · pith_short_16: XN36HVBBM2B37UHG · pith_short_8: XN36HVBB

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/XN36HVBBM2B37UHGVZTUE5TGGR \
  | 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: bb77e3d4216683bfd0e6ae67427666345663fcb0e50c277330d26398ccc02e93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b328f4de9f68419814956cc5b3d3c28662062001e1b89007c90b7b914b20a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2019-11-19T12:40:30Z",
    "title_canon_sha256": "73a16f37c19e7fe2147ec635b332bd4c502d933c82f0b5dd84f06d902e6a2dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08229",
    "kind": "arxiv",
    "version": 2
  }
}