Pith Number

pith:LBUCHHNP

pith:2018:LBUCHHNPLRQWQKNM3Q53J22RPN

not attested not anchored not stored refs pending

The Upper Atmospheres of Terrestrial Planets: Carbon Dioxide Cooling and the Earth's Thermospheric Evolution

Colin P. Johnstone, Helmut Lammer, Kristina G. Kislyakova, Manuel G\"udel

arxiv:1806.06897 v1 · 2018-06-18 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBUCHHNPLRQWQKNM3Q53J22RPN}

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	2026-05-18T00:04:48.632808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5868239daf5c616829acdc3bb4eb517b6dae41ce8417a924b5ace07ef1598270

Aliases

arxiv: 1806.06897 · arxiv_version: 1806.06897v1 · doi: 10.48550/arxiv.1806.06897 · pith_short_12: LBUCHHNPLRQW · pith_short_16: LBUCHHNPLRQWQKNM · pith_short_8: LBUCHHNP

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/LBUCHHNPLRQWQKNM3Q53J22RPN \
  | 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: 5868239daf5c616829acdc3bb4eb517b6dae41ce8417a924b5ace07ef1598270

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fca2313f8e7888db34453e32460078c810d5e1d90044c060c8df819e5e4fd865",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-06-18T19:23:08Z",
    "title_canon_sha256": "d98cd231b0d236cacef56c67f54fc05b0ad105356f7a80c7256e41636562336f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06897",
    "kind": "arxiv",
    "version": 1
  }
}