Pith Number

pith:NPTFUWJY

pith:2008:NPTFUWJYCXTJ2YE42RZHPPHMQZ

not attested not anchored not stored refs pending

Weak localization of electromagnetic waves and radar polarimetry of Saturn's rings

Janna M. Dlugach, Michael I. Mishchenko

arxiv:0809.2987 v1 · 2008-09-17 · astro-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{NPTFUWJYCXTJ2YE42RZHPPHMQZ}

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	2026-05-18T04:29:32.673528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be65a593815e69d609cd47277bcec86478952073e1e9f92bf44cc89bbf7513b

Aliases

arxiv: 0809.2987 · arxiv_version: 0809.2987v1 · doi: 10.48550/arxiv.0809.2987 · pith_short_12: NPTFUWJYCXTJ · pith_short_16: NPTFUWJYCXTJ2YE4 · pith_short_8: NPTFUWJY

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/NPTFUWJYCXTJ2YE42RZHPPHMQZ \
  | 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: 6be65a593815e69d609cd47277bcec86478952073e1e9f92bf44cc89bbf7513b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2c057d9b3ec98b3b9c2b444ffcdc4b4d616fb80fb538638a4eed5d186696871",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-17T19:39:29Z",
    "title_canon_sha256": "244c2b1624beddf735ce2bf8f46dd3a060ab1cf1a89212e79061fc8dc2f4206e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2987",
    "kind": "arxiv",
    "version": 1
  }
}