Pith Number

pith:3OZIEGRV

pith:2018:3OZIEGRVWDMFTS2DJHK5KNE6XR

not attested not anchored not stored refs pending

MARSIS observations of field-aligned irregularities and ducted radio propagation in the Martian ionosphere

Andrew J. Kopf, David D. Morgan, David J. Andrews, Donald A. Gurnett, Hermann J. Opgenoorth, Katy Fallows, Niklas J. T. Edberg, Paul Withers, Stephan Buchert, Thomas B. Leyser

arxiv:1808.05084 v1 · 2018-08-15 · physics.space-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{3OZIEGRVWDMFTS2DJHK5KNE6XR}

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	2026-05-18T00:08:01.653061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbb2821a35b0d859cb4349d5d5349ebc6a82d79d3a2d674626656486b2199227

Aliases

arxiv: 1808.05084 · arxiv_version: 1808.05084v1 · doi: 10.48550/arxiv.1808.05084 · pith_short_12: 3OZIEGRVWDMF · pith_short_16: 3OZIEGRVWDMFTS2D · pith_short_8: 3OZIEGRV

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/3OZIEGRVWDMFTS2DJHK5KNE6XR \
  | 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: dbb2821a35b0d859cb4349d5d5349ebc6a82d79d3a2d674626656486b2199227

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6fb60711eb68db5887e9e9d08395340ec9470ca81c83409ced936d5b98fcf1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2018-08-15T13:52:14Z",
    "title_canon_sha256": "e74ab4f6a15886229cad198cedad7d22a032690872be38809598bf8324328e5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05084",
    "kind": "arxiv",
    "version": 1
  }
}