Pith Number

pith:7QU4LQAG

pith:2013:7QU4LQAGIHVARGLX2U6BQBAFG3

not attested not anchored not stored refs pending

Common 0.1 bar Tropopause in Thick Atmospheres Set by Pressure-Dependent Infrared Transparency

David C. Catling, Tyler D. Robinson

arxiv:1312.6859 v1 · 2013-12-24 · 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{7QU4LQAGIHVARGLX2U6BQBAFG3}

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	2026-05-18T03:03:55.811659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc29c5c00641ea089977d53c18040536dd195da49afb014133c82eb7b397e2a7

Aliases

arxiv: 1312.6859 · arxiv_version: 1312.6859v1 · doi: 10.48550/arxiv.1312.6859 · pith_short_12: 7QU4LQAGIHVA · pith_short_16: 7QU4LQAGIHVARGLX · pith_short_8: 7QU4LQAG

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/7QU4LQAGIHVARGLX2U6BQBAFG3 \
  | 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: fc29c5c00641ea089977d53c18040536dd195da49afb014133c82eb7b397e2a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37bffcdc3aa87090efbb1f848dff286498d53ee5c10e4cdacac0c04d59e85311",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-12-24T17:43:22Z",
    "title_canon_sha256": "c9aec2fb0cb16212f3bbd6816474d96aada29e0e294ea9b8ab38ba1562e54de9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6859",
    "kind": "arxiv",
    "version": 1
  }
}