Pith Number

pith:OLABZFA4

pith:2023:OLABZFA4A3ORYBN6LUAARWUVC6

not attested not anchored not stored refs pending

Long-Term Density Trend in the Mesosphere and Lower Thermosphere from Occultations of the Crab Nebula with X-Ray Astronomy Satellites

Andrea N. Lommen, Gunter Stober, Kent S. Wood, Koji Mori, Kosuke Sato, Makoto S. Tashiro, Motoki Nakajima, Nathaniel C. Ruhl, Satoru Katsuda, Teruaki Enoto, Yukikatsu Terada, Yuko Motizuki

arxiv:2302.05335 v1 · 2023-01-25 · physics.space-ph · astro-ph.EP · astro-ph.HE · 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{OLABZFA4A3ORYBN6LUAARWUVC6}

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	2026-07-05T05:51:01.405302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72c01c941c06dd1c05be5d0008da9517be3e3ed8d5128c4d1603d835ca160cd4

Aliases

arxiv: 2302.05335 · arxiv_version: 2302.05335v1 · doi: 10.48550/arxiv.2302.05335 · pith_short_12: OLABZFA4A3OR · pith_short_16: OLABZFA4A3ORYBN6 · pith_short_8: OLABZFA4

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/OLABZFA4A3ORYBN6LUAARWUVC6 \
  | 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: 72c01c941c06dd1c05be5d0008da9517be3e3ed8d5128c4d1603d835ca160cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4f429098f85c959646c2524123c5203101ab8b3220ba753c43c4972a9959a1e",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE",
      "physics.ao-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2023-01-25T03:50:04Z",
    "title_canon_sha256": "4e3ee4f6b89c9352e3e7790ed78c7ad86e56f20ba0cc1255781f4631a6f8b1f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.05335",
    "kind": "arxiv",
    "version": 1
  }
}